{"id":524,"date":"2025-01-18T18:57:30","date_gmt":"2025-01-18T10:57:30","guid":{"rendered":"http:\/\/8.141.4.74\/?p=524"},"modified":"2025-01-20T15:08:59","modified_gmt":"2025-01-20T07:08:59","slug":"%e4%bc%81%e4%b8%9a%e7%ba%a7nosql%e6%95%b0%e6%8d%ae%e5%ba%93redis","status":"publish","type":"post","link":"http:\/\/8.141.4.74\/?p=524","title":{"rendered":"\u4f01\u4e1a\u7ea7NoSQL\u6570\u636e\u5e93Redis"},"content":{"rendered":"<h1>1.\u6d4f\u89c8\u5668\u7f13\u5b58\u8fc7\u671f\u673a\u5236<\/h1>\n<h2>1.1 \u6700\u540e\u4fee\u6539\u65f6\u95f4 last-modified<\/h2>\n<blockquote>\n<p>\u6d4f\u89c8\u5668\u7f13\u5b58\u673a\u5236\u662f\u4f18\u5316\u7f51\u9875\u52a0\u8f7d\u901f\u5ea6\u548c\u51cf\u5c11\u670d\u52a1\u5668\u8d1f\u8f7d\u7684\u91cd\u8981\u624b\u6bb5\u3002\u4ee5\u4e0b\u662f\u5173\u4e8e\u6d4f\u89c8\u5668\u7f13\u5b58\u8fc7\u671f\u673a\u5236\u3001<code>Last-Modified<\/code> \u548c <code>ETag<\/code> \u7684\u8be6\u7ec6\u8bb2\u89e3\uff1a<\/p>\n<h3>\u4e00\u3001<code>Last-Modified<\/code> \u5934\u90e8<\/h3>\n<ul>\n<li>\n<p><strong>\u5b9a\u4e49<\/strong>\uff1a<code>Last-Modified<\/code> \u8868\u793a\u670d\u52a1\u5668\u4e0a\u8d44\u6e90\u7684\u6700\u540e\u4fee\u6539\u65f6\u95f4\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u7528\u4e8e\u8d44\u6e90\u7684\u6761\u4ef6\u8bf7\u6c42\uff0c\u5e2e\u52a9\u6d4f\u89c8\u5668\u5224\u65ad\u7f13\u5b58\u7684\u8d44\u6e90\u662f\u5426\u662f\u6700\u65b0\u7684\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5de5\u4f5c\u6d41\u7a0b<\/strong>\uff1a<\/p>\n<ol>\n<li>\n<p>\u6d4f\u89c8\u5668\u7b2c\u4e00\u6b21\u8bf7\u6c42\u8d44\u6e90\u65f6\uff0c\u670d\u52a1\u5668\u8fd4\u56de\u8d44\u6e90\u5185\u5bb9\u548c <code>Last-Modified<\/code> \u65f6\u95f4\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e0b\u6b21\u8bf7\u6c42\u540c\u4e00\u8d44\u6e90\u65f6\uff0c\u6d4f\u89c8\u5668\u53d1\u9001 <code>If-Modified-Since<\/code> \u5934\u90e8\uff0c\u503c\u4e3a\u4e4b\u524d\u7684 <code>Last-Modified<\/code> \u65f6\u95f4\u3002<\/p>\n<\/li>\n<li>\n<p>\u670d\u52a1\u5668\u6bd4\u8f83\u8d44\u6e90\u7684\u5f53\u524d\u4fee\u6539\u65f6\u95f4\u4e0e <code>If-Modified-Since<\/code>\u7684\u503c\uff1a<\/p>\n<ul>\n<li>\u5982\u679c\u8d44\u6e90\u672a\u4fee\u6539\uff0c\u8fd4\u56de <code>304 Not Modified<\/code>\uff0c\u6d4f\u89c8\u5668\u7ee7\u7eed\u4f7f\u7528\u7f13\u5b58\u3002<\/li>\n<li>\u5982\u679c\u8d44\u6e90\u5df2\u4fee\u6539\uff0c\u8fd4\u56de\u65b0\u7684\u8d44\u6e90\u5185\u5bb9\u548c\u66f4\u65b0\u540e\u7684 <code>Last-Modified<\/code> \u65f6\u95f4\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/li>\n<li>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-http\">Last-Modified: Wed, 21 Oct 2023 07:28:00 GMT<\/code><\/pre>\n<\/li>\n<\/ul>\n<h3>\u4e8c\u3001<code>ETag<\/code> \u5934\u90e8<\/h3>\n<ul>\n<li>\n<p><strong>\u5b9a\u4e49<\/strong>\uff1a<code>ETag<\/code>\uff08Entity Tag\uff09\u662f\u670d\u52a1\u5668\u4e3a\u8d44\u6e90\u751f\u6210\u7684\u552f\u4e00\u6807\u8bc6\u7b26\uff0c\u901a\u5e38\u662f\u8d44\u6e90\u5185\u5bb9\u7684\u54c8\u5e0c\u503c\u6216\u7248\u672c\u53f7\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u6bd4 <code>Last-Modified<\/code> \u66f4\u52a0\u7cbe\u786e\uff0c\u7528\u4e8e\u9a8c\u8bc1\u8d44\u6e90\u662f\u5426\u53d8\u5316\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5de5\u4f5c\u6d41\u7a0b<\/strong>\uff1a<\/p>\n<ol>\n<li>\n<p>\u6d4f\u89c8\u5668\u7b2c\u4e00\u6b21\u8bf7\u6c42\u8d44\u6e90\u65f6\uff0c\u670d\u52a1\u5668\u8fd4\u56de\u8d44\u6e90\u5185\u5bb9\u548c <code>ETag<\/code> \u503c\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e0b\u6b21\u8bf7\u6c42\u540c\u4e00\u8d44\u6e90\u65f6\uff0c\u6d4f\u89c8\u5668\u53d1\u9001 <code>If-None-Match<\/code> \u5934\u90e8\uff0c\u503c\u4e3a\u4e4b\u524d\u7684 <code>ETag<\/code>\u3002<\/p>\n<\/li>\n<li>\n<p>\u670d\u52a1\u5668\u6bd4\u8f83\u5f53\u524d\u8d44\u6e90\u7684 <code>ETag<\/code>\u4e0e <code>If-None-Match<\/code>\u7684\u503c\uff1a<\/p>\n<ul>\n<li>\u5982\u679c <code>ETag<\/code> \u672a\u53d8\u5316\uff0c\u8fd4\u56de <code>304 Not Modified<\/code>\uff0c\u6d4f\u89c8\u5668\u7ee7\u7eed\u4f7f\u7528\u7f13\u5b58\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<ul>\n<li>\u5982\u679c <code>ETag<\/code> \u53d8\u5316\uff0c\u8fd4\u56de\u65b0\u7684\u8d44\u6e90\u5185\u5bb9\u548c\u65b0\u7684 <code>ETag<\/code> \u503c\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-http\">ETag: \"33a64df551425fcc55e4d42a148795d9f25f89d4\"<\/code><\/pre>\n<\/li>\n<\/ul>\n<h3>\u4e94\u3001<code>Last-Modified<\/code> vs <code>ETag<\/code><\/h3>\n<ul>\n<li><strong>\u7cbe\u786e\u5ea6<\/strong>\uff1a\n<ul>\n<li><code>Last-Modified<\/code> \u4ec5\u8bb0\u5f55\u6700\u540e\u4fee\u6539\u65f6\u95f4\uff0c\u53ef\u80fd\u65e0\u6cd5\u68c0\u6d4b\u5230\u5728\u540c\u4e00\u79d2\u5185\u7684\u591a\u6b21\u4fee\u6539\u3002<\/li>\n<li><code>ETag<\/code> \u901a\u5e38\u57fa\u4e8e\u5185\u5bb9\u7684\u54c8\u5e0c\u503c\uff0c\u80fd\u591f\u66f4\u7cbe\u786e\u5730\u68c0\u6d4b\u5230\u4efb\u4f55\u53d8\u5316\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6027\u80fd<\/strong>\uff1a\n<ul>\n<li>\u751f\u6210 <code>ETag<\/code> \u53ef\u80fd\u9700\u8981\u66f4\u591a\u7684\u8ba1\u7b97\u8d44\u6e90\uff0c\u5c24\u5176\u662f\u5728\u5927\u89c4\u6a21\u8d44\u6e90\u6216\u9ad8\u9891\u8bf7\u6c42\u7684\u60c5\u51b5\u4e0b\u3002<\/li>\n<li><code>Last-Modified<\/code> \u76f8\u5bf9\u7b80\u5355\uff0c\u6027\u80fd\u5f00\u9500\u8f83\u5c0f\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f7f\u7528\u573a\u666f<\/strong>\uff1a\n<ul>\n<li>\u5bf9\u4e8e\u9759\u6001\u8d44\u6e90\uff0c<code>ETag<\/code> \u66f4\u52a0\u9002\u7528\u3002<\/li>\n<li>\u5bf9\u4e8e\u52a8\u6001\u8d44\u6e90\uff0c\u53ef\u4ee5\u7ed3\u5408 <code>Last-Modified<\/code> \u548c\u5176\u4ed6\u7f13\u5b58\u7b56\u7565\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>\u516d\u3001\u6700\u4f73\u5b9e\u8df5<\/h3>\n<ol>\n<li>\n<p><strong>\u5408\u7406\u8bbe\u7f6e\u7f13\u5b58\u7b56\u7565<\/strong>\uff1a<\/p>\n<ul>\n<li>\u5bf9\u4e8e\u4e0d\u7ecf\u5e38\u53d8\u5316\u7684\u9759\u6001\u8d44\u6e90\uff0c\u8bbe\u7f6e\u8f83\u957f\u7684 <code>max-age<\/code> \u4ee5\u5145\u5206\u5229\u7528\u7f13\u5b58\u3002<\/li>\n<li>\u5bf9\u4e8e\u7ecf\u5e38\u53d8\u5316\u7684\u8d44\u6e90\uff0c\u4f7f\u7528\u8f83\u77ed\u7684 <code>max-age<\/code> \u6216\u7ed3\u5408\u9a8c\u8bc1\u673a\u5236\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u4f7f\u7528 <code>ETag<\/code> \u548c <code>Last-Modified<\/code><\/strong>\uff1a<\/p>\n<ul>\n<li>\n<p>\u540c\u65f6\u4f7f\u7528\u4e24\u8005\u53ef\u4ee5\u63d0\u4f9b\u66f4\u53ef\u9760\u7684\u7f13\u5b58\u9a8c\u8bc1\uff0c\u4f46\u9700\u6ce8\u610f\u670d\u52a1\u5668\u7684\u6027\u80fd\u5f00\u9500\u3002<\/p>\n<\/li>\n<li>\n<p>\u5982\u679c\u670d\u52a1\u5668\u6027\u80fd\u6709\u9650\uff0c\u53ef\u4ee5\u9009\u62e9\u53ea\u4f7f\u7528\u5176\u4e2d\u4e00\u4e2a\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u7248\u672c\u5316\u8d44\u6e90<\/strong>\uff1a<\/p>\n<ul>\n<li>\u901a\u8fc7\u5728\u8d44\u6e90URL\u4e2d\u5305\u542b\u7248\u672c\u53f7\uff08\u5982 <code>style.v1.css<\/code>\uff09\uff0c\u53ef\u4ee5\u5728\u8d44\u6e90\u66f4\u65b0\u65f6\u5f3a\u5236\u6d4f\u89c8\u5668\u4e0b\u8f7d\u65b0\u7248\u672c\uff0c\u907f\u514d\u7f13\u5b58\u95ee\u9898\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>\u4e03\u3001\u603b\u7ed3<\/h3>\n<p>\u6d4f\u89c8\u5668\u7f13\u5b58\u673a\u5236\u901a\u8fc7\u591a\u79cdHTTP\u5934\u90e8\u5b57\u6bb5\u63a7\u5236\u8d44\u6e90\u7684\u7f13\u5b58\u548c\u8fc7\u671f\uff0c<code>Last-Modified<\/code> \u548c <code>ETag<\/code> \u662f\u5176\u4e2d\u91cd\u8981\u7684\u9a8c\u8bc1\u624b\u6bb5\u3002\u5408\u7406\u914d\u7f6e\u8fd9\u4e9b\u5934\u90e8\u5b57\u6bb5\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u7f51\u9875\u6027\u80fd\uff0c\u4f18\u5316\u7528\u6237\u4f53\u9a8c\uff0c\u540c\u65f6\u6709\u6548\u7ba1\u7406\u670d\u52a1\u5668\u8d44\u6e90\u3002<\/p>\n<\/blockquote>\n<p>\u7b2c\u4e00\u6b21\u8bbf\u95ee<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/typora-images-1307361841.cos.ap-beijing.myqcloud.com\/img\/image-20241216144110944.png\" alt=\"image-20241216144110944\" \/><\/p>\n<p>\u7b2c\u4e8c\u6b21\u8bbf\u95ee<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/typora-images-1307361841.cos.ap-beijing.myqcloud.com\/img\/image-20241216144252162.png\" alt=\"image-20241216144252162\" \/><\/p>\n<h2>1.2 Etag \u6807\u8bb0<\/h2>\n<p>\u4f46\u662f\u5982\u679c\u8bbf\u95ee\u7684\u65f6\u95f4\u4e00\u6837\u7684,\u600e\u4e48\u529e\uff1fIf-Modefied\u7cbe\u786e\u5230\u7684\u662f\u79d2,\u8981\u77e5\u9053\u7684\u662f,\u8ba1\u7b97\u673a\u4e00\u79d2\u4e2d\u53ef\u4ee5\u5e72\u597d\u591a\u4e8b\u7684,\u6bd4\u5982\u4e00\u79d2\u4e2d\u4fee\u6539\u4e0a\u5343\u6b21\u7684\u56fe\u7247<\/p>\n<pre><code class=\"language-bash\"># \u4f7f\u7528 touch \u6a21\u62df\u8bbf\u95ee\u65f6\u95f4\u662f\u4e00\u6837\u7684(\u79fb\u8d701.jpeg,\u5728\u91cd\u65b0\u4e0a\u4f20\u4e00\u5f20\u56fe\u7247,\u91cd\u547d\u540d\u4e3a1.jpeg)\n[root@Rocky9.4 html]#touch -t 202407020931.48 1.jpeg<\/code><\/pre>\n<p>\u7b2c\u4e00\u6b21\u8bbf\u95ee<\/p>\n<blockquote>\n<p>\u7b2c\u4e00\u6b21\u8bbf\u95ee\u662f\u7531\u4e8e\u6211\u5c06\u65f6\u95f4\u8bbe\u7f6e\u6210\u4e00\u6837\u4e86,\u4f46\u662f\u56e0\u4e3a\u670d\u52a1\u5668\u8fd4\u56de\u7684Etag\u662f\u65b0\u7684,\u800c\u6d4f\u89c8\u5668\u4fdd\u5b58\u7684\u8fd8\u662f\u65e7\u7684,\u6240\u4ee5Etag\u4e0d\u4e00\u81f4,\u6240\u4ee5\u8fd4\u56de\u72b6\u6001\u7801\u662f200<\/p>\n<\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/typora-images-1307361841.cos.ap-beijing.myqcloud.com\/img\/image-20241216143352281.png\" alt=\"image-20241216143352281\" \/><\/p>\n<p>\u7b2c\u4e8c\u6b21\u8bbf\u95ee<\/p>\n<blockquote>\n<p>\u7b2c\u4e8c\u6b21\u8bbf\u95ee,Etag\u4e5f\u7edf\u4e00\u4e86,\u6240\u4ee5\u8fd4\u56de\u4e86\u72b6\u6001\u7801304<\/p>\n<\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/typora-images-1307361841.cos.ap-beijing.myqcloud.com\/img\/image-20241216145149331.png\" alt=\"image-20241216145149331\" \/><\/p>\n<h2>1.3 \u8fc7\u671f\u65f6\u95f4 expires \u548c Cache-Control<\/h2>\n<blockquote>\n<h3>\u4e00\u3001\u6d4f\u89c8\u5668\u7f13\u5b58\u673a\u5236\u6982\u8ff0<\/h3>\n<p>\u6d4f\u89c8\u5668\u7f13\u5b58\u901a\u8fc7\u5728\u672c\u5730\u5b58\u50a8\u7f51\u9875\u8d44\u6e90\uff08\u5982HTML\u3001CSS\u3001JavaScript\u3001\u56fe\u7247\u7b49\uff09\uff0c\u907f\u514d\u6bcf\u6b21\u8bbf\u95ee\u7f51\u9875\u65f6\u90fd\u4ece\u670d\u52a1\u5668\u91cd\u65b0\u4e0b\u8f7d\u8fd9\u4e9b\u8d44\u6e90\uff0c\u4ece\u800c\u52a0\u5feb\u9875\u9762\u52a0\u8f7d\u901f\u5ea6\uff0c\u63d0\u9ad8\u7528\u6237\u4f53\u9a8c\uff0c\u540c\u65f6\u51cf\u5c11\u670d\u52a1\u5668\u5e26\u5bbd\u7684\u4f7f\u7528\u3002<\/p>\n<p>\u660e\u767d\u4e86\uff0c\u4f60\u5e0c\u671b\u66f4\u8be6\u7ec6\u5730\u4e86\u89e3\u6d4f\u89c8\u5668\u7f13\u5b58\u4e2d\u7684 <code>Expires<\/code> \u548c <code>Cache-Control<\/code> \u5934\u90e8\uff0c\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u7684\u5173\u7cfb\u548c\u5177\u4f53\u5e94\u7528\u3002\u4ee5\u4e0b\u662f\u66f4\u6df1\u5165\u7684\u8bb2\u89e3\uff1a<\/p>\n<h3>\u4e8c\u3001<code>Expires<\/code> \u5934\u90e8<\/h3>\n<h4>1. \u5b9a\u4e49\u4e0e\u4f5c\u7528<\/h4>\n<ul>\n<li><strong><code>Expires<\/code><\/strong> \u662f\u4e00\u4e2aHTTP\u54cd\u5e94\u5934\uff0c\u7528\u4e8e\u6307\u5b9a\u8d44\u6e90\u7684\u7edd\u5bf9\u8fc7\u671f\u65f6\u95f4\u3002\u5b83\u544a\u8bc9\u6d4f\u89c8\u5668\u5728\u6307\u5b9a\u7684\u65f6\u95f4\u4e4b\u524d\uff0c\u53ef\u4ee5\u76f4\u63a5\u4ece\u7f13\u5b58\u4e2d\u4f7f\u7528\u8be5\u8d44\u6e90\uff0c\u800c\u65e0\u9700\u5411\u670d\u52a1\u5668\u91cd\u65b0\u8bf7\u6c42\u3002<\/li>\n<\/ul>\n<h4>2. \u683c\u5f0f<\/h4>\n<ul>\n<li><code>Expires<\/code> \u7684\u503c\u662f\u4e00\u4e2a<strong>\u7edd\u5bf9\u7684HTTP\u65e5\u671f\u548c\u65f6\u95f4<\/strong>\uff0c\u683c\u5f0f\u4e3a\uff1a<code>Wdy, DD Mon YYYY HH:MM:SS GMT<\/code>\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-http\">Expires: Wed, 21 Oct 2025 07:28:00 GMT<\/code><\/pre>\n<h4>3. \u4f7f\u7528\u573a\u666f<\/h4>\n<ul>\n<li>\u9002\u7528\u4e8e<strong>\u9759\u6001\u8d44\u6e90<\/strong>\uff0c\u5982\u56fe\u7247\u3001CSS\u3001JavaScript\u6587\u4ef6\uff0c\u8fd9\u4e9b\u8d44\u6e90\u4e0d\u7ecf\u5e38\u53d8\u5316\u3002<\/li>\n<li>\u9002\u5408\u8bbe\u7f6e<strong>\u8f83\u957f\u7684\u7f13\u5b58\u65f6\u95f4<\/strong>\uff0c\u51cf\u5c11\u6d4f\u89c8\u5668\u5bf9\u670d\u52a1\u5668\u7684\u8bf7\u6c42\u9891\u7387\uff0c\u63d0\u5347\u52a0\u8f7d\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<h4>4. \u7f3a\u70b9<\/h4>\n<ul>\n<li>\u4f7f\u7528\u7edd\u5bf9\u65f6\u95f4\uff0c\u53ef\u80fd\u53d7\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u65f6\u95f4\u4e0d\u540c\u6b65\u7684\u5f71\u54cd\u3002<\/li>\n<li>\u5f53\u8d44\u6e90\u66f4\u65b0\u65f6\uff0c\u82e5\u4e0d\u6539\u53d8 <code>Expires<\/code>\uff0c\u53ef\u80fd\u5bfc\u81f4\u6d4f\u89c8\u5668\u7ee7\u7eed\u4f7f\u7528\u8fc7\u671f\u7684\u7f13\u5b58\uff0c\u51fa\u73b0\u5185\u5bb9\u4e0d\u4e00\u81f4\u7684\u95ee\u9898\u3002<\/li>\n<\/ul>\n<h3>\u4e09\u3001<code>Cache-Control<\/code> \u5934\u90e8<\/h3>\n<h4>1. \u5b9a\u4e49\u4e0e\u4f5c\u7528<\/h4>\n<ul>\n<li><strong><code>Cache-Control<\/code><\/strong> \u662f\u4e00\u4e2a\u66f4\u4e3a\u7075\u6d3b\u548c\u5f3a\u5927\u7684HTTP\u54cd\u5e94\u5934\uff0c\u7528\u4e8e\u63a7\u5236\u7f13\u5b58\u7b56\u7565\u3002\u5b83\u53ef\u4ee5\u66ff\u4ee3\u6216\u8865\u5145 <code>Expires<\/code> \u5934\u90e8\uff0c\u63d0\u4f9b\u66f4\u7cbe\u786e\u7684\u7f13\u5b58\u63a7\u5236\u3002<\/li>\n<\/ul>\n<h4>2. \u5e38\u7528\u6307\u4ee4<\/h4>\n<ul>\n<li><strong><code>max-age=\u79d2\u6570<\/code><\/strong>\uff1a\u6307\u5b9a\u8d44\u6e90\u5728\u591a\u5c11\u79d2\u5185\u88ab\u8ba4\u4e3a\u662f\u65b0\u9c9c\u7684\u3002<code>max-age<\/code> \u7684\u4f18\u5148\u7ea7\u9ad8\u4e8e <code>Expires<\/code>\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-http\">Cache-Control: max-age=3600<\/code><\/pre>\n<ul>\n<li><strong><code>no-cache<\/code><\/strong>\uff1a\u8d44\u6e90\u5fc5\u987b\u5728\u4f7f\u7528\u524d\u91cd\u65b0\u9a8c\u8bc1\uff08\u5373\u4f7f\u8d44\u6e90\u6ca1\u6709\u8fc7\u671f\uff09\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-http\">Cache-Control: no-cache<\/code><\/pre>\n<ul>\n<li><strong><code>no-store<\/code><\/strong>\uff1a\u7981\u6b62\u4efb\u4f55\u5f62\u5f0f\u7684\u7f13\u5b58\uff0c\u65e2\u4e0d\u5b58\u50a8\u8bf7\u6c42\u4fe1\u606f\uff0c\u4e5f\u4e0d\u5b58\u50a8\u54cd\u5e94\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-http\">Cache-Control: no-store<\/code><\/pre>\n<ul>\n<li><strong><code>public<\/code><\/strong>\uff1a\u54cd\u5e94\u53ef\u88ab\u4efb\u4f55\u7f13\u5b58\u533a\u7f13\u5b58\uff0c\u5305\u62ec\u6d4f\u89c8\u5668\u548c\u4e2d\u95f4\u7f13\u5b58\uff08\u5982CDN\uff09\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-http\">Cache-Control: public<\/code><\/pre>\n<ul>\n<li><strong><code>private<\/code><\/strong>\uff1a\u54cd\u5e94\u4ec5\u4e3a\u5355\u4e2a\u7528\u6237\u7f13\u5b58\uff0c\u4e0d\u80fd\u88ab\u5171\u4eab\u7f13\u5b58\uff08\u5982CDN\uff09\u7f13\u5b58\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-http\">Cache-Control: private<\/code><\/pre>\n<ul>\n<li><strong><code>must-revalidate<\/code><\/strong>\uff1a\u4e00\u65e6\u8d44\u6e90\u8fc7\u671f\uff0c\u5fc5\u987b\u5411\u670d\u52a1\u5668\u9a8c\u8bc1\u5176\u6709\u6548\u6027\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-http\">Cache-Control: must-revalidate<\/code><\/pre>\n<ul>\n<li><strong><code>proxy-revalidate<\/code><\/strong>\uff1a\u4e0e <code>must-revalidate<\/code> \u7c7b\u4f3c\uff0c\u4f46\u4ec5\u9002\u7528\u4e8e\u5171\u4eab\u7f13\u5b58\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-http\">Cache-Control: proxy-revalidate<\/code><\/pre>\n<h4>3. \u4f7f\u7528\u573a\u666f<\/h4>\n<ul>\n<li><strong>\u52a8\u6001\u8d44\u6e90<\/strong>\uff1a\u53ef\u4ee5\u7075\u6d3b\u8bbe\u7f6e\u7f13\u5b58\u7b56\u7565\uff0c\u5982\u9700\u8981\u9891\u7e41\u66f4\u65b0\u4f46\u53c8\u5e0c\u671b\u5229\u7528\u7f13\u5b58\u63d0\u5347\u6027\u80fd\u7684\u8d44\u6e90\u3002<\/li>\n<li><strong>\u7ec6\u7c92\u5ea6\u63a7\u5236<\/strong>\uff1a\u901a\u8fc7\u7ec4\u5408\u591a\u4e2a\u6307\u4ee4\uff0c\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u7f13\u5b58\u7b56\u7565\u3002<\/li>\n<\/ul>\n<h4>4. \u4e0e <code>Expires<\/code> \u7684\u5173\u7cfb<\/h4>\n<ul>\n<li><strong>\u4f18\u5148\u7ea7<\/strong>\uff1a\u5f53\u540c\u65f6\u5b58\u5728 <code>Cache-Control: max-age<\/code> \u548c <code>Expires<\/code> \u65f6\uff0c<code>Cache-Control<\/code> \u4f18\u5148\u7ea7\u66f4\u9ad8\u3002<\/li>\n<li><strong>\u63a8\u8350\u4f7f\u7528<\/strong>\uff1a\u73b0\u4ee3\u6d4f\u89c8\u5668\u548c\u670d\u52a1\u5668\u66f4\u63a8\u8350\u4f7f\u7528 <code>Cache-Control<\/code>\uff0c\u56e0\u4e3a\u5b83\u66f4\u7075\u6d3b\u4e14\u4e0d\u4f9d\u8d56\u7edd\u5bf9\u65f6\u95f4\u3002<\/li>\n<\/ul>\n<h3>\u56db\u3001<code>Expires<\/code> \u4e0e <code>Cache-Control<\/code> \u7684\u5bf9\u6bd4<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u7279\u6027<\/th>\n<th><code>Expires<\/code><\/th>\n<th><code>Cache-Control<\/code><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u7c7b\u578b<\/td>\n<td>\u7edd\u5bf9\u65f6\u95f4<\/td>\n<td>\u76f8\u5bf9\u65f6\u95f4\u53ca\u5176\u4ed6\u7f13\u5b58\u6307\u4ee4<\/td>\n<\/tr>\n<tr>\n<td>\u683c\u5f0f<\/td>\n<td>HTTP\u65e5\u671f\u683c\u5f0f<\/td>\n<td>\u6307\u4ee4\u5217\u8868<\/td>\n<\/tr>\n<tr>\n<td>\u4f18\u5148\u7ea7<\/td>\n<td>\u4f4e\u4e8e <code>Cache-Control<\/code><\/td>\n<td>\u9ad8\u4e8e <code>Expires<\/code><\/td>\n<\/tr>\n<tr>\n<td>\u7075\u6d3b\u6027<\/td>\n<td>\u8f83\u4f4e\uff0c\u53ea\u6709\u4e00\u4e2a\u7edd\u5bf9\u8fc7\u671f\u65f6\u95f4<\/td>\n<td>\u9ad8\uff0c\u53ef\u4ee5\u7ec4\u5408\u591a\u79cd\u6307\u4ee4\u63a7\u5236\u7f13\u5b58\u884c\u4e3a<\/td>\n<\/tr>\n<tr>\n<td>\u63a8\u8350\u4f7f\u7528\u573a\u666f<\/td>\n<td>\u4e3b\u8981\u7528\u4e8e\u5411\u540e\u517c\u5bb9\u65e7\u6d4f\u89c8\u5668<\/td>\n<td>\u73b0\u4ee3Web\u5e94\u7528\u7684\u9996\u9009\u7f13\u5b58\u63a7\u5236\u65b9\u5f0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u4e94\u3001\u5b9e\u9645\u5e94\u7528\u793a\u4f8b<\/h3>\n<h4>1. \u8bbe\u7f6e\u957f\u65f6\u95f4\u7f13\u5b58\uff08\u9002\u7528\u4e8e\u4e0d\u7ecf\u5e38\u53d8\u5316\u7684\u9759\u6001\u8d44\u6e90\uff09<\/h4>\n<pre><code class=\"language-http\">Cache-Control: public, max-age=31536000\nExpires: Wed, 21 Oct 2025 07:28:00 GMT<\/code><\/pre>\n<ul>\n<li><strong>\u89e3\u91ca<\/strong>\uff1a\u8d44\u6e90\u53ef\u4ee5\u88ab\u516c\u5171\u7f13\u5b58\uff08\u5982CDN\uff09\u7f13\u5b58\uff0c\u4e14\u57281\u5e74\u5185\uff0831536000\u79d2\uff09\u4e0d\u9700\u8981\u91cd\u65b0\u9a8c\u8bc1\u3002<\/li>\n<\/ul>\n<h4>2. \u8bbe\u7f6e\u77ed\u65f6\u95f4\u7f13\u5b58\uff0c\u9700\u91cd\u65b0\u9a8c\u8bc1\uff08\u9002\u7528\u4e8e\u53ef\u80fd\u4f1a\u9891\u7e41\u66f4\u65b0\u7684\u8d44\u6e90\uff09<\/h4>\n<pre><code class=\"language-http\">Cache-Control: no-cache<\/code><\/pre>\n<ul>\n<li><strong>\u89e3\u91ca<\/strong>\uff1a\u6d4f\u89c8\u5668\u6bcf\u6b21\u4f7f\u7528\u7f13\u5b58\u524d\u5fc5\u987b\u5411\u670d\u52a1\u5668\u9a8c\u8bc1\u8d44\u6e90\u662f\u5426\u6709\u66f4\u65b0\u3002<\/li>\n<\/ul>\n<h4>3. \u7981\u6b62\u7f13\u5b58\uff08\u9002\u7528\u4e8e\u654f\u611f\u6570\u636e\uff09<\/h4>\n<pre><code class=\"language-http\">Cache-Control: no-store<\/code><\/pre>\n<ul>\n<li><strong>\u89e3\u91ca<\/strong>\uff1a\u7981\u6b62\u4efb\u4f55\u5f62\u5f0f\u7684\u7f13\u5b58\uff0c\u786e\u4fdd\u6bcf\u6b21\u8bf7\u6c42\u90fd\u4ece\u670d\u52a1\u5668\u83b7\u53d6\u6700\u65b0\u6570\u636e\u3002<\/li>\n<\/ul>\n<h3>\u516d\u3001\u7ed3\u5408 <code>ETag<\/code> \u548c <code>Last-Modified<\/code> \u4f7f\u7528\u7f13\u5b58\u9a8c\u8bc1<\/h3>\n<p>\u5373\u4f7f\u8bbe\u7f6e\u4e86 <code>Cache-Control<\/code> \u6216 <code>Expires<\/code>\uff0c\u6d4f\u89c8\u5668\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u4ecd\u53ef\u80fd\u9700\u8981\u9a8c\u8bc1\u7f13\u5b58\u8d44\u6e90\u7684\u6709\u6548\u6027\u3002\u6b64\u65f6\uff0c<code>ETag<\/code> \u548c <code>Last-Modified<\/code> \u63d0\u4f9b\u4e86\u6709\u6548\u7684\u9a8c\u8bc1\u673a\u5236\uff1a<\/p>\n<ul>\n<li><strong><code>ETag<\/code><\/strong>\uff1a\u63d0\u4f9b\u8d44\u6e90\u7684\u552f\u4e00\u6807\u8bc6\u7b26\uff0c\u786e\u4fdd\u7f13\u5b58\u7684\u8d44\u6e90\u4e0e\u670d\u52a1\u5668\u4e0a\u7684\u4e00\u81f4\u3002<\/li>\n<li><strong><code>Last-Modified<\/code><\/strong>\uff1a\u8bb0\u5f55\u8d44\u6e90\u7684\u6700\u540e\u4fee\u6539\u65f6\u95f4\uff0c\u4f9b\u6d4f\u89c8\u5668\u8fdb\u884c\u6761\u4ef6\u8bf7\u6c42\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-http\">Cache-Control: max-age=3600, must-revalidate\nETag: \"33a64df551425fcc55e4d42a148795d9f25f89d4\"\nLast-Modified: Wed, 21 Oct 2023 07:28:00 GMT<\/code><\/pre>\n<h3>\u4e03\u3001\u6700\u4f73\u5b9e\u8df5<\/h3>\n<ol>\n<li>\n<p><strong>\u4f18\u5148\u4f7f\u7528 <code>Cache-Control<\/code><\/strong>\uff1a<\/p>\n<ul>\n<li>\u7531\u4e8e\u5176\u7075\u6d3b\u6027\u548c\u4f18\u5148\u7ea7\uff0c\u73b0\u4ee3Web\u5f00\u53d1\u4e2d\u5e94\u4f18\u5148\u914d\u7f6e <code>Cache-Control<\/code> \u5934\u90e8\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u5408\u7406\u8bbe\u7f6e <code>max-age<\/code><\/strong>\uff1a<\/p>\n<ul>\n<li>\u6839\u636e\u8d44\u6e90\u7684\u66f4\u65b0\u9891\u7387\uff0c\u5408\u7406\u8bbe\u7f6e\u7f13\u5b58\u65f6\u95f4\u3002\u9759\u6001\u8d44\u6e90\u53ef\u4ee5\u8bbe\u7f6e\u8f83\u957f\u65f6\u95f4\uff0c\u52a8\u6001\u8d44\u6e90\u8bbe\u7f6e\u8f83\u77ed\u65f6\u95f4\u6216\u4e0d\u7f13\u5b58\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u7ed3\u5408\u4f7f\u7528 <code>ETag<\/code> \u548c <code>Last-Modified<\/code><\/strong>\uff1a<\/p>\n<ul>\n<li>\u63d0\u4f9b\u53cc\u91cd\u9a8c\u8bc1\u673a\u5236\uff0c\u786e\u4fdd\u7f13\u5b58\u7684\u8d44\u6e90\u59cb\u7ec8\u662f\u6700\u65b0\u7684\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u7248\u672c\u5316\u9759\u6001\u8d44\u6e90<\/strong>\uff1a<\/p>\n<ul>\n<li>\u901a\u8fc7\u5728\u8d44\u6e90URL\u4e2d\u6dfb\u52a0\u7248\u672c\u53f7\uff08\u5982 <code>style.v1.css<\/code>\uff09\uff0c\u786e\u4fdd\u8d44\u6e90\u66f4\u65b0\u65f6\u6d4f\u89c8\u5668\u80fd\u591f\u83b7\u53d6\u5230\u6700\u65b0\u7248\u672c\uff0c\u907f\u514d\u7f13\u5b58\u95ee\u9898\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u4f7f\u7528CDN<\/strong>\uff1a<\/p>\n<ul>\n<li>\u914d\u5408\u7f13\u5b58\u5934\u90e8\uff0c\u5229\u7528\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff08CDN\uff09\u63d0\u5347\u5168\u7403\u8303\u56f4\u5185\u7684\u8d44\u6e90\u52a0\u8f7d\u901f\u5ea6\uff0c\u5e76\u6709\u6548\u7ba1\u7406\u7f13\u5b58\u7b56\u7565\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>\u516b\u3001\u603b\u7ed3<\/h3>\n<ul>\n<li><strong><code>Expires<\/code><\/strong> \u548c <strong><code>Cache-Control<\/code><\/strong> \u90fd\u7528\u4e8e\u63a7\u5236\u8d44\u6e90\u7684\u7f13\u5b58\u548c\u8fc7\u671f\uff0c\u4f46 <code>Cache-Control<\/code> \u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u7075\u6d3b\u6027\u548c\u4f18\u5148\u7ea7\u3002<\/li>\n<li><strong><code>ETag<\/code><\/strong> \u548c <strong><code>Last-Modified<\/code><\/strong> \u662f\u7528\u4e8e\u7f13\u5b58\u9a8c\u8bc1\u7684\u5f3a\u5927\u5de5\u5177\uff0c\u786e\u4fdd\u6d4f\u89c8\u5668\u4f7f\u7528\u6700\u65b0\u7684\u8d44\u6e90\u3002<\/li>\n<li><strong>\u6700\u4f73\u5b9e\u8df5<\/strong> \u662f\u7ed3\u5408\u4f7f\u7528\u8fd9\u4e9bHTTP\u5934\u90e8\uff0c\u5408\u7406\u8bbe\u7f6e\u7f13\u5b58\u7b56\u7565\uff0c\u63d0\u5347Web\u5e94\u7528\u7684\u6027\u80fd\u548c\u7528\u6237\u4f53\u9a8c\u3002<\/li>\n<\/ul>\n<\/blockquote>\n<h2>1.4 CDN<\/h2>\n<blockquote>\n<p>CDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff0cContent Delivery Network\uff09\u662f\u4e00\u79cd\u901a\u8fc7\u5c06\u5185\u5bb9\u590d\u5236\u5e76\u7f13\u5b58\u5230\u5168\u7403\u591a\u4e2a\u5730\u7406\u4f4d\u7f6e\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u4ece\u800c\u52a0\u901f\u7528\u6237\u8bbf\u95ee\u901f\u5ea6\u7684\u6280\u672f\u3002\u5b83\u4e3b\u8981\u7684\u76ee\u7684\u662f\u63d0\u9ad8\u7f51\u7ad9\u6216\u5e94\u7528\u7684\u6027\u80fd\u3001\u7a33\u5b9a\u6027\u3001\u53ef\u6269\u5c55\u6027\uff0c\u540c\u65f6\u51cf\u5c11\u670d\u52a1\u5668\u8d1f\u8f7d\u548c\u5e26\u5bbd\u6d88\u8017\u3002<\/p>\n<h3>\u4e00\u3001CDN\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n<p>CDN\u7684\u6838\u5fc3\u601d\u60f3\u662f\u5c06\u7f51\u7ad9\u7684\u9759\u6001\u8d44\u6e90\uff08\u5982HTML\u6587\u4ef6\u3001CSS\u6587\u4ef6\u3001JavaScript\u3001\u56fe\u7247\u3001\u89c6\u9891\u7b49\uff09\u7f13\u5b58\u5230\u5206\u5e03\u5728\u5168\u7403\u7684\u8fb9\u7f18\u670d\u52a1\u5668\uff08Edge Servers\uff09\u4e0a\u3002\u5f53\u7528\u6237\u8bf7\u6c42\u8bbf\u95ee\u67d0\u4e2a\u8d44\u6e90\u65f6\uff0cCDN\u4f1a\u6839\u636e\u7528\u6237\u7684\u5730\u7406\u4f4d\u7f6e\uff0c\u9009\u62e9\u8ddd\u79bb\u7528\u6237\u6700\u8fd1\u7684\u670d\u52a1\u5668\u63d0\u4f9b\u8d44\u6e90\uff0c\u4ece\u800c\u51cf\u5c11\u52a0\u8f7d\u65f6\u95f4\u548c\u63d0\u9ad8\u8bbf\u95ee\u901f\u5ea6\u3002<\/p>\n<h4>1. \u8d44\u6e90\u5206\u53d1\u4e0e\u7f13\u5b58<\/h4>\n<ul>\n<li><strong>\u8d44\u6e90\u5206\u53d1<\/strong>\uff1a\u5f53\u4f60\u5c06\u8d44\u6e90\u4e0a\u4f20\u5230CDN\u670d\u52a1\u65f6\uff0cCDN\u63d0\u4f9b\u5546\u4f1a\u5c06\u8fd9\u4e9b\u5185\u5bb9\u5206\u53d1\u5230\u4f4d\u4e8e\u4e16\u754c\u5404\u5730\u7684\u6570\u636e\u4e2d\u5fc3\u3002<\/li>\n<li><strong>\u7f13\u5b58<\/strong>\uff1aCDN\u7684\u670d\u52a1\u5668\u4f1a\u5c06\u5e38\u7528\u7684\u9759\u6001\u5185\u5bb9\u7f13\u5b58\u5230\u672c\u5730\u5b58\u50a8\u4e2d\uff0c\u5f53\u6709\u65b0\u7684\u8bf7\u6c42\u65f6\uff0c\u5982\u679c\u5185\u5bb9\u5df2\u7ecf\u5b58\u5728\u5e76\u4e14\u6ca1\u6709\u8fc7\u671f\uff0c\u5219\u76f4\u63a5\u8fd4\u56de\u7f13\u5b58\u7684\u5185\u5bb9\u3002<\/li>\n<\/ul>\n<h4>2. \u8fb9\u7f18\u670d\u52a1\u5668\u4e0e\u539f\u59cb\u670d\u52a1\u5668<\/h4>\n<ul>\n<li><strong>\u8fb9\u7f18\u670d\u52a1\u5668\uff08Edge Server\uff09<\/strong>\uff1a\u8fd9\u4e9b\u662f\u90e8\u7f72\u5728\u5168\u7403\u5404\u5730\u7684\u670d\u52a1\u5668\uff0c\u8d1f\u8d23\u5c06\u8d44\u6e90\u63d0\u4f9b\u7ed9\u7ec8\u7aef\u7528\u6237\u3002\u7528\u6237\u8bbf\u95ee\u65f6\uff0c\u901a\u5e38\u4f1a\u88ab\u8def\u7531\u5230\u79bb\u4ed6\u4eec\u6700\u8fd1\u7684\u8fb9\u7f18\u670d\u52a1\u5668\uff0c\u4ee5\u51cf\u5c11\u5ef6\u8fdf\u3002<\/li>\n<li><strong>\u539f\u59cb\u670d\u52a1\u5668\uff08Origin Server\uff09<\/strong>\uff1a\u539f\u59cb\u670d\u52a1\u5668\u662f\u7f51\u7ad9\u7684\u6e90\u670d\u52a1\u5668\uff0c\u5b58\u50a8\u7f51\u7ad9\u7684\u6240\u6709\u5185\u5bb9\u3002\u5982\u679cCDN\u7684\u8fb9\u7f18\u670d\u52a1\u5668\u6ca1\u6709\u7f13\u5b58\u67d0\u4e2a\u8bf7\u6c42\u7684\u5185\u5bb9\uff0c\u5b83\u4f1a\u4ece\u539f\u59cb\u670d\u52a1\u5668\u83b7\u53d6\u5e76\u8fd4\u56de\u7ed9\u7528\u6237\u3002<\/li>\n<\/ul>\n<h4>3. \u7f13\u5b58\u7b56\u7565<\/h4>\n<p>CDN\u901a\u5e38\u4f1a\u4f7f\u7528\u4e00\u4e9b\u7f13\u5b58\u7b56\u7565\u6765\u51b3\u5b9a\u54ea\u4e9b\u5185\u5bb9\u9700\u8981\u7f13\u5b58\uff0c\u4ee5\u53ca\u7f13\u5b58\u591a\u4e45\u3002\u5e38\u89c1\u7684\u7f13\u5b58\u7b56\u7565\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u7f13\u5b58\u65f6\u95f4\uff08TTL\uff0cTime to Live\uff09<\/strong>\uff1a\u51b3\u5b9a\u7f13\u5b58\u7684\u6709\u6548\u671f\u3002\u4f8b\u5982\uff0c\u9759\u6001\u8d44\u6e90\u5982\u56fe\u7247\u3001CSS\u6587\u4ef6\u53ef\u80fd\u4f1a\u7f13\u5b58\u8f83\u957f\u65f6\u95f4\uff0c\u800c\u52a8\u6001\u5185\u5bb9\u53ef\u80fd\u7f13\u5b58\u8f83\u77ed\u65f6\u95f4\u3002<\/li>\n<li><strong>\u7f13\u5b58\u63a7\u5236\uff08Cache-Control\uff09<\/strong>\uff1a\u901a\u8fc7\u8bbe\u7f6eHTTP\u5934\u6765\u63a7\u5236\u7f13\u5b58\u884c\u4e3a\uff08\u5982 <code>max-age<\/code>\u3001<code>no-cache<\/code>\uff09\u3002<\/li>\n<li><strong>\u52a8\u6001\u5185\u5bb9\u7f13\u5b58<\/strong>\uff1aCDN\u4e00\u822c\u9488\u5bf9\u52a8\u6001\u5185\u5bb9\uff08\u5982\u7528\u6237\u7279\u5b9a\u6570\u636e\u3001\u5b9e\u65f6\u4fe1\u606f\uff09\u4f7f\u7528\u4e0d\u540c\u7684\u7f13\u5b58\u7b56\u7565\uff0c\u53ef\u80fd\u4f1a\u4f7f\u7528\u201c\u6309\u9700\u7f13\u5b58\u201d\u6216\u201c\u4f4e\u8fc7\u671f\u65f6\u95f4\u201d\u7684\u65b9\u5f0f\u8fdb\u884c\u5904\u7406\u3002<\/li>\n<\/ul>\n<h4>4. \u667a\u80fd\u8def\u7531\u4e0e\u8d1f\u8f7d\u5747\u8861<\/h4>\n<p>CDN\u901a\u5e38\u4f1a\u6839\u636e\u591a\u4e2a\u56e0\u7d20\uff08\u5982\u5730\u7406\u4f4d\u7f6e\u3001\u7f51\u7edc\u8d1f\u8f7d\u3001\u5e26\u5bbd\u7b49\uff09\u9009\u62e9\u6700\u4f18\u7684\u8fb9\u7f18\u670d\u52a1\u5668\u6765\u54cd\u5e94\u7528\u6237\u8bf7\u6c42\u3002\u8fd9\u4e00\u8fc7\u7a0b\u79f0\u4e3a\u667a\u80fd\u8def\u7531\u6216\u8d1f\u8f7d\u5747\u8861\u3002\u901a\u8fc7\u6b64\u65b9\u5f0f\uff0cCDN\u80fd\u591f\u786e\u4fdd\u7528\u6237\u59cb\u7ec8\u901a\u8fc7\u6700\u5feb\u7684\u8def\u5f84\u83b7\u53d6\u5230\u8d44\u6e90\u3002<\/p>\n<h3>\u4e8c\u3001CDN\u7684\u4f18\u52bf<\/h3>\n<ol>\n<li><strong>\u63d0\u9ad8\u52a0\u8f7d\u901f\u5ea6<\/strong>\n<ul>\n<li><strong>\u51cf\u5c11\u5ef6\u8fdf<\/strong>\uff1a\u901a\u8fc7\u5c06\u5185\u5bb9\u5206\u53d1\u5230\u5168\u7403\u591a\u4e2a\u8282\u70b9\uff0c\u7528\u6237\u603b\u662f\u80fd\u591f\u4ece\u79bb\u81ea\u5df1\u6700\u8fd1\u7684\u8282\u70b9\u83b7\u53d6\u8d44\u6e90\uff0c\u4ece\u800c\u5927\u5e45\u51cf\u5c11\u5ef6\u8fdf\uff0c\u63d0\u9ad8\u52a0\u8f7d\u901f\u5ea6\u3002<\/li>\n<li><strong>\u66f4\u9ad8\u7684\u53ef\u7528\u6027<\/strong>\uff1a\u901a\u8fc7\u5206\u5e03\u5f0f\u7f13\u5b58\uff0c\u7528\u6237\u80fd\u591f\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e4b\u95f4\u83b7\u53d6\u8d44\u6e90\uff0c\u5373\u4f7f\u67d0\u4e2a\u670d\u52a1\u5668\u51fa\u73b0\u6545\u969c\uff0c\u4e5f\u4e0d\u4f1a\u5f71\u54cd\u670d\u52a1\u7684\u53ef\u7528\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u51cf\u8f7b\u539f\u59cb\u670d\u52a1\u5668\u8d1f\u8f7d<\/strong>\n<ul>\n<li>CDN\u7f13\u5b58\u4e86\u5927\u91cf\u9759\u6001\u5185\u5bb9\uff0c\u51cf\u5c11\u4e86\u539f\u59cb\u670d\u52a1\u5668\u7684\u76f4\u63a5\u8d1f\u62c5\uff0c\u964d\u4f4e\u4e86\u5e26\u5bbd\u4f7f\u7528\u548c\u5904\u7406\u8bf7\u6c42\u7684\u538b\u529b\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u63d0\u5347\u7f51\u7ad9\u7684\u53ef\u6269\u5c55\u6027<\/strong>\n<ul>\n<li>CDN\u5e2e\u52a9\u7f51\u7ad9\u5e94\u5bf9\u6d41\u91cf\u6fc0\u589e\uff0c\u80fd\u591f\u5728\u4e0d\u540c\u5730\u533a\u548c\u65f6\u6bb5\u81ea\u52a8\u8c03\u6574\u8d44\u6e90\u7684\u5206\u914d\u548c\u6d41\u91cf\u7ba1\u7406\uff0c\u63d0\u4f9b\u66f4\u597d\u7684\u6269\u5c55\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u589e\u5f3a\u7f51\u7ad9\u7684\u5b89\u5168\u6027<\/strong>\n<ul>\n<li><strong>DDoS\u9632\u62a4<\/strong>\uff1a\u8bb8\u591aCDN\u63d0\u4f9bDDoS\u653b\u51fb\u9632\u62a4\uff0c\u80fd\u591f\u901a\u8fc7\u5206\u5e03\u5f0f\u67b6\u6784\u5206\u62c5\u653b\u51fb\u6d41\u91cf\uff0c\u4ece\u800c\u51cf\u8f7b\u539f\u59cb\u670d\u52a1\u5668\u7684\u538b\u529b\u3002<\/li>\n<li><strong>SSL\u52a0\u5bc6<\/strong>\uff1aCDN\u670d\u52a1\u63d0\u4f9bSSL\u8bc1\u4e66\u652f\u6301\uff0c\u5e2e\u52a9\u52a0\u5bc6\u6570\u636e\u4f20\u8f93\uff0c\u63d0\u5347\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u8282\u7701\u5e26\u5bbd\u6210\u672c<\/strong>\n<ul>\n<li>\u901a\u8fc7\u51cf\u5c11\u4ece\u539f\u59cb\u670d\u52a1\u5668\u5230\u5ba2\u6237\u7aef\u7684\u6d41\u91cf\uff0cCDN\u6709\u52a9\u4e8e\u964d\u4f4e\u5e26\u5bbd\u8d39\u7528\uff0c\u5c24\u5176\u662f\u5bf9\u4e8e\u5168\u7403\u6027\u7f51\u7ad9\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u9ad8\u53ef\u7528\u6027\u548c\u5bb9\u9519\u6027<\/strong>\n<ul>\n<li>CDN\u901a\u8fc7\u5c06\u8d44\u6e90\u7f13\u5b58\u5230\u591a\u4e2a\u8282\u70b9\uff0c\u63d0\u5347\u4e86\u8d44\u6e90\u7684\u5197\u4f59\u5ea6\u3002\u5728\u67d0\u4e2a\u8282\u70b9\u51fa\u73b0\u6545\u969c\u65f6\uff0c\u6d41\u91cf\u53ef\u4ee5\u88ab\u81ea\u52a8\u5f15\u5bfc\u5230\u5176\u4ed6\u6b63\u5e38\u5de5\u4f5c\u7684\u8282\u70b9\uff0c\u4fdd\u8bc1\u7f51\u7ad9\u7684\u9ad8\u53ef\u7528\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>\u4e09\u3001CDN\u7684\u7c7b\u578b<\/h3>\n<ol>\n<li><strong>\u9759\u6001\u5185\u5bb9CDN<\/strong>\n<ul>\n<li>\u4e3b\u8981\u7f13\u5b58\u9759\u6001\u5185\u5bb9\uff0c\u5982\u56fe\u7247\u3001JavaScript\u6587\u4ef6\u3001CSS\u6587\u4ef6\u7b49\u3002\u901a\u8fc7\u5c06\u8fd9\u4e9b\u5185\u5bb9\u7f13\u5b58\u5230\u591a\u4e2a\u4f4d\u7f6e\uff0c\u80fd\u591f\u52a0\u901f\u8d44\u6e90\u52a0\u8f7d\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u52a8\u6001\u5185\u5bb9CDN<\/strong>\n<ul>\n<li>\u52a8\u6001\u5185\u5bb9\u6307\u7684\u662f\u6839\u636e\u7528\u6237\u8bf7\u6c42\u751f\u6210\u7684\u5185\u5bb9\uff0c\u6bd4\u5982\u6570\u636e\u5e93\u67e5\u8be2\u7ed3\u679c\u6216\u7528\u6237\u4e2a\u6027\u5316\u4fe1\u606f\u3002\u52a8\u6001\u5185\u5bb9\u901a\u5e38\u4e0d\u7f13\u5b58\uff0c\u4f46\u73b0\u4ee3CDN\u63d0\u4f9b\u5546\u63d0\u4f9b\u4e86\u5bf9\u52a8\u6001\u5185\u5bb9\u7684\u4f18\u5316\u65b9\u6848\uff0c\u901a\u8fc7\u667a\u80fd\u7f13\u5b58\u7b56\u7565\u52a0\u901f\u52a8\u6001\u5185\u5bb9\u7684\u52a0\u8f7d\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u76f4\u64ad\u548c\u89c6\u9891\u6d41CDN<\/strong>\n<ul>\n<li>\u4e13\u95e8\u7528\u4e8e\u89c6\u9891\u6d41\u3001\u76f4\u64ad\u89c6\u9891\u5185\u5bb9\u7684\u4f20\u8f93\uff0c\u4f18\u5316\u4e86\u5927\u5e26\u5bbd\u89c6\u9891\u6570\u636e\u7684\u5206\u53d1\u548c\u4f20\u8f93\u3002\u5e38\u89c1\u7684\u6280\u672f\u5305\u62ec\u6d41\u5a92\u4f53\u534f\u8bae\u5982 HLS\uff08HTTP Live Streaming\uff09\u548c DASH\uff08Dynamic Adaptive Streaming over HTTP\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u8fb9\u7f18\u8ba1\u7b97CDN<\/strong>\n<ul>\n<li>\u8fd9\u79cd\u7c7b\u578b\u7684CDN\u4e0d\u4ec5\u63d0\u4f9b\u7f13\u5b58\u529f\u80fd\uff0c\u8fd8\u652f\u6301\u5728\u8fb9\u7f18\u670d\u52a1\u5668\u4e0a\u6267\u884c\u8ba1\u7b97\u4efb\u52a1\u3002\u5b83\u80fd\u591f\u5728\u9760\u8fd1\u7528\u6237\u7684\u5730\u65b9\u5904\u7406\u8bf7\u6c42\uff0c\u63d0\u9ad8\u6027\u80fd\u548c\u964d\u4f4e\u5ef6\u8fdf\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>\u56db\u3001CDN\u7684\u5de5\u4f5c\u6d41\u7a0b<\/h3>\n<ol>\n<li><strong>\u8d44\u6e90\u4e0a\u4f20\u5230CDN<\/strong>\uff1a\n<ul>\n<li>\u5c06\u7f51\u7ad9\u7684\u9759\u6001\u8d44\u6e90\u4e0a\u4f20\u5230CDN\u4f9b\u5e94\u5546\u7684\u670d\u52a1\u5668\u3002\u8d44\u6e90\u53ef\u80fd\u4f1a\u5206\u53d1\u5230\u591a\u4e2a\u5168\u7403\u8282\u70b9\u8fdb\u884c\u7f13\u5b58\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7528\u6237\u8bf7\u6c42\u8bbf\u95ee\u8d44\u6e90<\/strong>\uff1a\n<ul>\n<li>\u7528\u6237\u8bbf\u95ee\u7f51\u9875\u65f6\uff0c\u6d4f\u89c8\u5668\u5411CDN\u53d1\u8d77\u8bf7\u6c42\u3002CDN\u4f1a\u6839\u636e\u7528\u6237\u7684\u5730\u7406\u4f4d\u7f6e\uff0c\u667a\u80fd\u9009\u62e9\u79bb\u7528\u6237\u6700\u8fd1\u7684\u670d\u52a1\u5668\u54cd\u5e94\u8bf7\u6c42\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7f13\u5b58\u547d\u4e2d\u4e0e\u672a\u547d\u4e2d<\/strong>\uff1a\n<ul>\n<li>\u5982\u679c\u8fb9\u7f18\u670d\u52a1\u5668\u5df2\u7f13\u5b58\u8be5\u8d44\u6e90\uff08\u7f13\u5b58\u547d\u4e2d\uff09\uff0cCDN\u76f4\u63a5\u8fd4\u56de\u7f13\u5b58\u7684\u5185\u5bb9\u3002<\/li>\n<li>\u5982\u679c\u7f13\u5b58\u8fc7\u671f\u6216\u6ca1\u6709\u7f13\u5b58\u8be5\u8d44\u6e90\uff08\u7f13\u5b58\u672a\u547d\u4e2d\uff09\uff0cCDN\u4f1a\u5411\u539f\u59cb\u670d\u52a1\u5668\u8bf7\u6c42\u8d44\u6e90\uff0c\u5e76\u5c06\u8fd4\u56de\u7684\u8d44\u6e90\u7f13\u5b58\u8d77\u6765\u4f9b\u540e\u7eed\u7528\u6237\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u8fd4\u56de\u8d44\u6e90\u7ed9\u7528\u6237<\/strong>\uff1a\n<ul>\n<li>\u4e00\u65e6\u7f13\u5b58\u7684\u8d44\u6e90\u901a\u8fc7CDN\u7684\u8fb9\u7f18\u8282\u70b9\u8fd4\u56de\u7ed9\u7528\u6237\uff0c\u7528\u6237\u7684\u6d4f\u89c8\u5668\u4f1a\u5728\u672c\u5730\u7f13\u5b58\u8be5\u8d44\u6e90\uff0c\u4e0b\u6b21\u8bbf\u95ee\u65f6\uff0c\u76f4\u63a5\u4ece\u6d4f\u89c8\u5668\u672c\u5730\u83b7\u53d6\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>\u4e94\u3001CDN\u7684\u670d\u52a1\u63d0\u4f9b\u5546<\/h3>\n<p>\u76ee\u524d\uff0c\u5168\u7403\u6709\u591a\u4e2a\u4e3b\u8981\u7684CDN\u670d\u52a1\u63d0\u4f9b\u5546\uff0c\u6700\u77e5\u540d\u7684\u5305\u62ec\uff1a<\/p>\n<ol>\n<li><strong>Cloudflare<\/strong>\n<ul>\n<li>\u63d0\u4f9b\u514d\u8d39\u548c\u6536\u8d39\u7684CDN\u670d\u52a1\uff0c\u652f\u6301\u5168\u7403\u5206\u5e03\u7684\u8fb9\u7f18\u8282\u70b9\uff0c\u63d0\u4f9bDDoS\u9632\u62a4\u548cWeb\u5e94\u7528\u9632\u706b\u5899\uff08WAF\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>Akamai<\/strong>\n<ul>\n<li>\u5168\u7403\u9886\u5148\u7684CDN\u4f9b\u5e94\u5546\uff0c\u670d\u52a1\u8986\u76d6\u8303\u56f4\u5e7f\uff0c\u9002\u7528\u4e8e\u5927\u89c4\u6a21\u4f01\u4e1a\u548c\u9ad8\u6d41\u91cf\u7f51\u7ad9\uff0c\u63d0\u4f9b\u5f3a\u5927\u7684\u5185\u5bb9\u52a0\u901f\u548c\u5b89\u5168\u529f\u80fd\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>Amazon CloudFront<\/strong>\n<ul>\n<li>AWS\u63d0\u4f9b\u7684CDN\u670d\u52a1\uff0c\u80fd\u591f\u4e0eAWS\u7684\u5176\u4ed6\u670d\u52a1\uff08\u5982S3\u3001EC2\u7b49\uff09\u65e0\u7f1d\u96c6\u6210\uff0c\u63d0\u4f9b\u9ad8\u53ef\u6269\u5c55\u6027\u548c\u7075\u6d3b\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>Fastly<\/strong>\n<ul>\n<li>\u4ee5\u9ad8\u6027\u80fd\u4e3a\u7279\u70b9\uff0c\u652f\u6301\u5373\u65f6\u7f13\u5b58\u6e05\u9664\u548c\u9ad8\u6548\u7684\u52a8\u6001\u5185\u5bb9\u4f20\u8f93\uff0c\u9002\u7528\u4e8e\u5bf9\u5ef6\u8fdf\u8981\u6c42\u6781\u9ad8\u7684\u5e94\u7528\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>KeyCDN<\/strong>\n<ul>\n<li>\u63d0\u4f9b\u8f83\u4e3a\u7b80\u5355\u548c\u6210\u672c\u6548\u76ca\u9ad8\u7684CDN\u89e3\u51b3\u65b9\u6848\uff0c\u9002\u7528\u4e8e\u4e2d\u5c0f\u578b\u7f51\u7ad9\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>\u516d\u3001CDN\u7684\u4f18\u5316\u7b56\u7565<\/h3>\n<ol>\n<li><strong>\u5408\u7406\u8bbe\u7f6e\u7f13\u5b58\u8fc7\u671f\u65f6\u95f4<\/strong>\uff1a\n<ul>\n<li>\u6839\u636e\u5185\u5bb9\u7684\u66f4\u65b0\u9891\u7387\uff0c\u5408\u7406\u8bbe\u7f6e\u7f13\u5b58\u8fc7\u671f\u65f6\u95f4\uff08TTL\uff09\uff0c\u907f\u514d\u7f13\u5b58\u8fc7\u671f\u5bfc\u81f4\u9891\u7e41\u8bbf\u95ee\u539f\u59cb\u670d\u52a1\u5668\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f7f\u7528\u5206\u5e03\u5f0f\u7f13\u5b58<\/strong>\uff1a\n<ul>\n<li>\u5229\u7528CDN\u7684\u5168\u7403\u8282\u70b9\u5206\u5e03\uff0c\u5c06\u5185\u5bb9\u7f13\u5b58\u5230\u591a\u4e2a\u8282\u70b9\uff0c\u4ece\u800c\u63d0\u4f9b\u66f4\u597d\u7684\u8d1f\u8f7d\u5747\u8861\u548c\u5197\u4f59\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u538b\u7f29\u548c\u4f18\u5316\u5185\u5bb9<\/strong>\uff1a\n<ul>\n<li>\u5bf9\u8d44\u6e90\u8fdb\u884c\u538b\u7f29\uff08\u5982\u56fe\u7247\u3001CSS\u3001JavaScript\u7b49\uff09\uff0c\u51cf\u5c11\u4f20\u8f93\u7684\u6570\u636e\u91cf\uff0c\u63d0\u9ad8\u52a0\u8f7d\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7ed3\u5408HTTPS\u52a0\u5bc6<\/strong>\uff1a\n<ul>\n<li>\u4f7f\u7528CDN\u7684SSL\u8bc1\u4e66\u52a0\u5bc6\u529f\u80fd\uff0c\u4e3a\u7f51\u7ad9\u63d0\u4f9bHTTPS\u652f\u6301\uff0c\u63d0\u5347\u6570\u636e\u4f20\u8f93\u7684\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>\u4e03\u3001\u603b\u7ed3<\/h3>\n<p>CDN\u662f\u4e00\u79cd\u901a\u8fc7\u5c06\u7f51\u7ad9\u5185\u5bb9\u5206\u53d1\u5230\u5168\u7403\u591a\u4e2a\u8282\u70b9\uff0c\u51cf\u5c11\u5ef6\u8fdf\u3001\u63d0\u9ad8\u52a0\u8f7d\u901f\u5ea6\u3001\u51cf\u8f7b\u670d\u52a1\u5668\u8d1f\u8f7d\u7684\u6280\u672f\u3002\u5b83\u4e0d\u4ec5\u80fd\u52a0\u901f\u8d44\u6e90\u7684\u4ea4\u4ed8\uff0c\u8fd8\u80fd\u63d0\u9ad8\u7f51\u7ad9\u7684\u5b89\u5168\u6027\u3001\u53ef\u7528\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002\u968f\u7740\u4e92\u8054\u7f51\u5e94\u7528\u7684\u589e\u957f\uff0cCDN\u5df2\u6210\u4e3a\u4f18\u5316\u7f51\u7ad9\u6027\u80fd\u548c\u63d0\u4f9b\u5168\u7403\u7528\u6237\u826f\u597d\u4f53\u9a8c\u7684\u91cd\u8981\u5de5\u5177\u3002<\/p>\n<\/blockquote>\n<h3>1.4.1 \u7528\u6237\u8bf7\u6c42CDN\u6d41\u7a0b<\/h3>\n<blockquote>\n<p>\u7528\u6237\u8bf7\u6c42CDN\u8d44\u6e90\u7684\u6d41\u7a0b\u53ef\u4ee5\u5206\u4e3a\u51e0\u4e2a\u6b65\u9aa4\u3002\u8fd9\u4e2a\u6d41\u7a0b\u6d89\u53ca\u5230\u7528\u6237\u5982\u4f55\u5411CDN\u53d1\u8d77\u8bf7\u6c42\uff0cCDN\u5982\u4f55\u51b3\u5b9a\u4ece\u54ea\u4e2a\u670d\u52a1\u5668\u63d0\u4f9b\u8d44\u6e90\uff0c\u4ee5\u53ca\u7f13\u5b58\u5982\u4f55\u5f71\u54cd\u54cd\u5e94\u65f6\u95f4\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u7684\u7528\u6237\u8bf7\u6c42CD\u80fd\u8d44\u6e90\u7684\u6d41\u7a0b\uff1a<\/p>\n<h3>\u4e00\u3001\u8bf7\u6c42\u6d41\u7a0b\u6982\u8ff0<\/h3>\n<ol>\n<li><strong>\u7528\u6237\u53d1\u8d77\u8bf7\u6c42<\/strong>\uff1a\u7528\u6237\u7684\u6d4f\u89c8\u5668\u6216\u5e94\u7528\u7a0b\u5e8f\u5411\u670d\u52a1\u5668\u8bf7\u6c42\u67d0\u4e2a\u8d44\u6e90\uff08\u5982\u56fe\u7247\u3001CSS\u3001JavaScript\u6587\u4ef6\u7b49\uff09\u3002<\/li>\n<li><strong>DNS\u89e3\u6790<\/strong>\uff1a\u8bf7\u6c42\u9996\u5148\u901a\u8fc7DNS\u89e3\u6790\uff0c\u5c06\u8d44\u6e90\u7684\u57df\u540d\u89e3\u6790\u4e3aCDN\u7684IP\u5730\u5740\u3002<\/li>\n<li><strong>\u8def\u7531\u5230CDN\u8fb9\u7f18\u8282\u70b9<\/strong>\uff1a\u7528\u6237\u7684\u8bf7\u6c42\u88ab\u8def\u7531\u5230\u8ddd\u79bb\u7528\u6237\u6700\u8fd1\u7684CDN\u8fb9\u7f18\u8282\u70b9\u3002<\/li>\n<li><strong>\u8fb9\u7f18\u8282\u70b9\u7f13\u5b58\u68c0\u67e5<\/strong>\uff1aCDN\u7684\u8fb9\u7f18\u8282\u70b9\u68c0\u67e5\u7f13\u5b58\u4e2d\u662f\u5426\u5df2\u6709\u8be5\u8d44\u6e90\u3002<\/li>\n<li><strong>\u7f13\u5b58\u547d\u4e2d\u6216\u672a\u547d\u4e2d<\/strong>\uff1a\u6839\u636e\u7f13\u5b58\u7684\u60c5\u51b5\uff0c\u51b3\u5b9a\u662f\u76f4\u63a5\u8fd4\u56de\u7f13\u5b58\u7684\u5185\u5bb9\uff0c\u8fd8\u662f\u4ece\u6e90\u670d\u52a1\u5668\u83b7\u53d6\u6700\u65b0\u7684\u8d44\u6e90\u3002<\/li>\n<li><strong>\u8fd4\u56de\u8d44\u6e90\u7ed9\u7528\u6237<\/strong>\uff1a\u8d44\u6e90\u901a\u8fc7\u8fb9\u7f18\u8282\u70b9\u4f20\u8f93\u7ed9\u7528\u6237\uff0c\u7528\u6237\u7684\u6d4f\u89c8\u5668\u63a5\u6536\u5e76\u5c55\u793a\u3002<\/li>\n<\/ol>\n<h3>\u4e8c\u3001\u8be6\u7ec6\u6b65\u9aa4<\/h3>\n<h4>1. <strong>\u7528\u6237\u53d1\u8d77\u8bf7\u6c42<\/strong><\/h4>\n<p>\u7528\u6237\u5728\u6d4f\u89c8\u5668\u4e2d\u8f93\u5165\u7f51\u5740\u6216\u70b9\u51fb\u94fe\u63a5\u65f6\uff0c\u6d4f\u89c8\u5668\u4f1a\u53d1\u8d77HTTP\u8bf7\u6c42\u6765\u8bf7\u6c42\u67d0\u4e2a\u8d44\u6e90\u3002\u8fd9\u4e9b\u8d44\u6e90\u901a\u5e38\u662f\u9759\u6001\u6587\u4ef6\uff0c\u5982HTML\u3001CSS\u3001JavaScript\u6587\u4ef6\uff0c\u6216\u8005\u56fe\u7247\u3001\u89c6\u9891\u7b49\u5a92\u4f53\u6587\u4ef6\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u7528\u6237\u8bf7\u6c42\u8d44\u6e90\uff1a<code>https:\/\/www.example.com\/images\/logo.png<\/code>\u3002<\/p>\n<h4>2. <strong>DNS\u89e3\u6790<\/strong><\/h4>\n<p>\u7528\u6237\u8bf7\u6c42\u7684\u57df\u540d\uff08\u5982 <code>www.example.com<\/code>\uff09\u4f1a\u901a\u8fc7DNS\u89e3\u6790\uff0c\u8f6c\u5316\u4e3a\u4e00\u4e2aIP\u5730\u5740\u3002\u901a\u5e38\uff0c\u8fd9\u4e2a\u57df\u540d\u5df2\u7ecf\u6307\u5411CDN\u63d0\u4f9b\u5546\u7684\u57df\u540d\u89e3\u6790\u7cfb\u7edf\u3002<\/p>\n<ul>\n<li><strong>\u4f20\u7edf\u65b9\u5f0f<\/strong>\uff1a\u76f4\u63a5\u8bbf\u95ee\u539f\u59cb\u670d\u52a1\u5668\u7684IP\u3002<\/li>\n<li><strong>CDN\u65b9\u5f0f<\/strong>\uff1aDNS\u89e3\u6790\u8fd4\u56de\u7684\u662fCDN\u8fb9\u7f18\u670d\u52a1\u5668\u7684IP\uff0c\u800c\u4e0d\u662f\u6e90\u670d\u52a1\u5668\u7684IP\u3002<\/li>\n<\/ul>\n<p>CDN\u63d0\u4f9b\u5546\u901a\u5e38\u4f1a\u5728\u591a\u4e2a\u5730\u7406\u4f4d\u7f6e\u90e8\u7f72\u591a\u4e2a\u8fb9\u7f18\u8282\u70b9\uff08edge node\uff09\uff0c\u5f53\u8bf7\u6c42\u53d1\u8d77\u65f6\uff0cDNS\u4f1a\u8fd4\u56de\u79bb\u7528\u6237\u6700\u8fd1\u7684CDN\u8fb9\u7f18\u8282\u70b9\u7684IP\u5730\u5740\uff0c\u786e\u4fdd\u8bf7\u6c42\u88ab\u8def\u7531\u5230\u6700\u8fd1\u7684\u670d\u52a1\u5668\u3002<\/p>\n<h4>3. <strong>\u8bf7\u6c42\u88ab\u8def\u7531\u5230CDN\u8fb9\u7f18\u8282\u70b9<\/strong><\/h4>\n<p>DNS\u89e3\u6790\u5b8c\u6210\u540e\uff0c\u6d4f\u89c8\u5668\u5411CDN\u7684\u8fb9\u7f18\u8282\u70b9\u53d1\u9001\u8bf7\u6c42\u3002CDN\u8fb9\u7f18\u8282\u70b9\u662f\u90e8\u7f72\u5728\u5168\u7403\u5404\u5730\u7684\u670d\u52a1\u5668\uff0c\u5b83\u4eec\u7f13\u5b58\u4e86\u8d44\u6e90\u5185\u5bb9\uff0c\u80fd\u591f\u5feb\u901f\u54cd\u5e94\u7528\u6237\u8bf7\u6c42\u3002<\/p>\n<p>CDN\u8fb9\u7f18\u8282\u70b9\u7684\u9009\u62e9\u901a\u5e38\u7531\u4ee5\u4e0b\u56e0\u7d20\u51b3\u5b9a\uff1a<\/p>\n<ul>\n<li><strong>\u5730\u7406\u4f4d\u7f6e<\/strong>\uff1a\u7528\u6237\u7684IP\u5730\u5740\u4e0e\u8fb9\u7f18\u8282\u70b9\u7684\u5730\u7406\u4f4d\u7f6e\u4e4b\u95f4\u7684\u8ddd\u79bb\uff0c\u5c3d\u53ef\u80fd\u9009\u62e9\u8ddd\u79bb\u7528\u6237\u6700\u8fd1\u7684\u8282\u70b9\u3002<\/li>\n<li><strong>\u7f51\u7edc\u8d1f\u8f7d<\/strong>\uff1a\u5f53\u524d\u8fb9\u7f18\u8282\u70b9\u7684\u8d1f\u8f7d\u60c5\u51b5\u3002\u5982\u679c\u67d0\u4e2a\u8282\u70b9\u8fc7\u8f7d\uff0cCDN\u4f1a\u9009\u62e9\u5176\u4ed6\u8d1f\u8f7d\u8f83\u4f4e\u7684\u8282\u70b9\u3002<\/li>\n<\/ul>\n<h4>4. <strong>\u8fb9\u7f18\u8282\u70b9\u7f13\u5b58\u68c0\u67e5<\/strong><\/h4>\n<p>\u8fb9\u7f18\u8282\u70b9\u6536\u5230\u8bf7\u6c42\u540e\uff0c\u4f1a\u68c0\u67e5\u7f13\u5b58\u4e2d\u662f\u5426\u5df2\u6709\u8be5\u8d44\u6e90\u3002\u8fd9\u4e00\u6b65\u79f0\u4e3a<strong>\u7f13\u5b58\u547d\u4e2d\u68c0\u67e5<\/strong>\u3002<\/p>\n<ul>\n<li><strong>\u7f13\u5b58\u547d\u4e2d<\/strong>\uff1a\u5982\u679c\u8fb9\u7f18\u8282\u70b9\u7f13\u5b58\u4e2d\u5df2\u7ecf\u5b58\u5728\u8be5\u8d44\u6e90\uff0c\u5e76\u4e14\u8d44\u6e90\u6ca1\u6709\u8fc7\u671f\uff0c\u5219\u76f4\u63a5\u4ece\u7f13\u5b58\u4e2d\u8bfb\u53d6\u5e76\u8fd4\u56de\u7ed9\u7528\u6237\u3002<\/li>\n<li><strong>\u7f13\u5b58\u672a\u547d\u4e2d<\/strong>\uff1a\u5982\u679c\u7f13\u5b58\u4e2d\u6ca1\u6709\u8be5\u8d44\u6e90\uff0c\u6216\u8005\u8d44\u6e90\u5df2\u7ecf\u8fc7\u671f\uff0c\u5219\u4f1a\u5c06\u8bf7\u6c42\u8f6c\u53d1\u7ed9\u6e90\u670d\u52a1\u5668\uff08origin server\uff09\u3002<\/li>\n<\/ul>\n<h4>5. <strong>\u7f13\u5b58\u547d\u4e2d\u6216\u672a\u547d\u4e2d<\/strong><\/h4>\n<ul>\n<li>\n<p><strong>\u7f13\u5b58\u547d\u4e2d<\/strong>\uff1a\u5982\u679c\u8d44\u6e90\u5df2\u7ecf\u5b58\u5728\u5e76\u4e14\u6709\u6548\uff0cCDN\u4f1a\u76f4\u63a5\u5c06\u7f13\u5b58\u7684\u8d44\u6e90\u8fd4\u56de\u7ed9\u7528\u6237\u3002\u8fd9\u662f\u52a0\u901f\u8bbf\u95ee\u7684\u5173\u952e\u6b65\u9aa4\uff0c\u56e0\u4e3a\u7528\u6237\u4e0d\u9700\u8981\u8bbf\u95ee\u6e90\u670d\u52a1\u5668\uff0c\u8282\u7701\u4e86\u65f6\u95f4\u548c\u5e26\u5bbd\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u82e5\u7528\u6237\u8bf7\u6c42 <code>https:\/\/www.example.com\/images\/logo.png<\/code>\uff0cCDN\u7684\u8fb9\u7f18\u8282\u70b9\u53ef\u80fd\u5df2\u7ecf\u7f13\u5b58\u4e86\u8fd9\u4e2a\u6587\u4ef6\uff0c\u4e14TTL\uff08\u8fc7\u671f\u65f6\u95f4\uff09\u6ca1\u6709\u5230\u671f\uff0c\u6b64\u65f6CDN\u76f4\u63a5\u8fd4\u56de\u6587\u4ef6\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u7f13\u5b58\u672a\u547d\u4e2d<\/strong>\uff1a\u5982\u679c\u7f13\u5b58\u4e2d\u6ca1\u6709\u8be5\u8d44\u6e90\uff0c\u6216\u8005\u7f13\u5b58\u7684\u8d44\u6e90\u5df2\u7ecf\u8fc7\u671f\uff0cCDN\u4f1a\u5411\u6e90\u670d\u52a1\u5668\u53d1\u8d77\u8bf7\u6c42\u4ee5\u83b7\u53d6\u8d44\u6e90\u3002<\/p>\n<\/li>\n<\/ul>\n<h4>6. <strong>\u4ece\u6e90\u670d\u52a1\u5668\u83b7\u53d6\u8d44\u6e90<\/strong><\/h4>\n<p>\u5f53\u7f13\u5b58\u672a\u547d\u4e2d\u65f6\uff0cCDN\u8fb9\u7f18\u8282\u70b9\u4f1a\u5411\u539f\u59cb\u670d\u52a1\u5668\uff08origin server\uff09\u8bf7\u6c42\u8be5\u8d44\u6e90\u3002\u6b64\u65f6\uff0c\u6e90\u670d\u52a1\u5668\u4f1a\u6839\u636e\u8bf7\u6c42\u8fd4\u56de\u6700\u65b0\u7684\u8d44\u6e90\uff0c\u5e76\u4e14\u5c06\u8be5\u8d44\u6e90\u7f13\u5b58\u5230\u8fb9\u7f18\u8282\u70b9\uff0c\u4ee5\u4f9b\u4e0b\u6b21\u8bf7\u6c42\u4f7f\u7528\u3002<\/p>\n<ul>\n<li>\u8d44\u6e90\u8fd4\u56de\u540e\uff0cCDN\u4f1a\u7f13\u5b58\u5230\u8fb9\u7f18\u8282\u70b9\u5e76\u8bbe\u7f6e\u9002\u5f53\u7684\u7f13\u5b58\u8fc7\u671f\u65f6\u95f4\uff08TTL\uff09\u3002\u8fd9\u610f\u5473\u7740\u4e0b\u4e00\u6b21\u8bf7\u6c42\u65f6\uff0c\u8fb9\u7f18\u8282\u70b9\u53ef\u4ee5\u76f4\u63a5\u8fd4\u56de\u7f13\u5b58\u7684\u5185\u5bb9\uff0c\u800c\u4e0d\u9700\u8981\u518d\u8bbf\u95ee\u6e90\u670d\u52a1\u5668\u3002<\/li>\n<\/ul>\n<h4>7. <strong>\u8fd4\u56de\u8d44\u6e90\u7ed9\u7528\u6237<\/strong><\/h4>\n<p>\u65e0\u8bba\u662f\u7f13\u5b58\u547d\u4e2d\u8fd8\u662f\u4ece\u6e90\u670d\u52a1\u5668\u83b7\u53d6\u8d44\u6e90\uff0c\u6700\u7ec8\uff0cCDN\u7684\u8fb9\u7f18\u8282\u70b9\u4f1a\u628a\u54cd\u5e94\u6570\u636e\u8fd4\u56de\u7ed9\u7528\u6237\u7684\u6d4f\u89c8\u5668\u3002\u7528\u6237\u7684\u6d4f\u89c8\u5668\u4eceCDN\u8fb9\u7f18\u8282\u70b9\u63a5\u6536\u5230\u8d44\u6e90\uff0c\u5e76\u8fdb\u884c\u5c55\u793a\u3002<\/p>\n<h4>8. <strong>\u6d4f\u89c8\u5668\u7f13\u5b58<\/strong><\/h4>\n<p>\u5728\u8d44\u6e90\u8fd4\u56de\u7ed9\u6d4f\u89c8\u5668\u540e\uff0c\u6d4f\u89c8\u5668\u4e5f\u4f1a\u6839\u636e\u54cd\u5e94\u5934\uff08\u5982 <code>Cache-Control<\/code>\u3001<code>Expires<\/code> \u7b49\uff09\u8fdb\u884c\u672c\u5730\u7f13\u5b58\uff0c\u4ee5\u4fbf\u5728\u4e0b\u4e00\u6b21\u8bbf\u95ee\u65f6\u76f4\u63a5\u4ece\u672c\u5730\u7f13\u5b58\u4e2d\u83b7\u53d6\u8d44\u6e90\uff0c\u800c\u4e0d\u518d\u53d1\u9001\u8bf7\u6c42\u5230CDN\u6216\u6e90\u670d\u52a1\u5668\u3002<\/p>\n<h3>\u4e09\u3001\u7f13\u5b58\u7b56\u7565\u4e0e\u5185\u5bb9\u66f4\u65b0<\/h3>\n<p>CDN\u4e2d\u7684\u7f13\u5b58\u7b56\u7565\u975e\u5e38\u5173\u952e\uff0c\u5b83\u51b3\u5b9a\u4e86\u7f13\u5b58\u5185\u5bb9\u7684\u8fc7\u671f\u65f6\u95f4\u3001\u66f4\u65b0\u65b9\u5f0f\u4ee5\u53ca\u7f13\u5b58\u7b56\u7565\u7684\u7075\u6d3b\u6027\u3002<\/p>\n<ol>\n<li><strong>TTL\uff08Time to Live\uff0c\u751f\u5b58\u65f6\u95f4\uff09<\/strong>\n<ul>\n<li>\u6bcf\u4e2a\u7f13\u5b58\u7684\u8d44\u6e90\u90fd\u4f1a\u8bbe\u7f6e\u4e00\u4e2aTTL\uff0cTTL\u6307\u5b9a\u4e86\u8be5\u8d44\u6e90\u5728CDN\u8fb9\u7f18\u8282\u70b9\u7f13\u5b58\u7684\u6709\u6548\u671f\u3002TTL\u8fc7\u671f\u540e\uff0c\u7f13\u5b58\u7684\u5185\u5bb9\u4f1a\u88ab\u8ba4\u4e3a\u662f\u8fc7\u671f\u7684\uff0c\u9700\u8981\u91cd\u65b0\u5411\u6e90\u670d\u52a1\u5668\u8bf7\u6c42\u5185\u5bb9\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7f13\u5b58\u6e05\u9664<\/strong>\n<ul>\n<li><strong>\u4e3b\u52a8\u6e05\u9664<\/strong>\uff1aCDN\u63d0\u4f9b\u5546\u5141\u8bb8\u901a\u8fc7\u7ba1\u7406\u63a7\u5236\u53f0\u6216API\u6765\u4e3b\u52a8\u6e05\u9664\u7f13\u5b58\u4e2d\u7684\u67d0\u4e9b\u8d44\u6e90\u3002\u8fd9\u5bf9\u4e8e\u8d44\u6e90\u66f4\u65b0\u9891\u7e41\u6216\u7d27\u6025\u66f4\u65b0\u7684\u60c5\u51b5\u975e\u5e38\u91cd\u8981\u3002<\/li>\n<li><strong>\u81ea\u52a8\u6e05\u9664<\/strong>\uff1a\u5f53\u8d44\u6e90\u7684TTL\u5230\u671f\u65f6\uff0cCDN\u4f1a\u81ea\u52a8\u6e05\u9664\u7f13\u5b58\u5e76\u5411\u6e90\u670d\u52a1\u5668\u8bf7\u6c42\u65b0\u7684\u5185\u5bb9\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7f13\u5b58\u9a8c\u8bc1<\/strong>\n<ul>\n<li>\u4f7f\u7528 <strong><code>ETag<\/code><\/strong> \u548c <strong><code>Last-Modified<\/code><\/strong> \u7b49HTTP\u5934\u90e8\u5b57\u6bb5\uff0cCDN\u53ef\u4ee5\u9a8c\u8bc1\u7f13\u5b58\u662f\u5426\u6709\u6548\u3002\u5373\u4f7fTTL\u672a\u5230\u671f\uff0cCDN\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5411\u6e90\u670d\u52a1\u5668\u53d1\u9001\u6761\u4ef6\u8bf7\u6c42\uff08<code>If-None-Match<\/code> \u6216 <code>If-Modified-Since<\/code>\uff09\u6765\u5224\u65ad\u7f13\u5b58\u662f\u5426\u9700\u8981\u66f4\u65b0\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>\u56db\u3001CDN\u7684\u4f18\u52bf<\/h3>\n<ol>\n<li><strong>\u51cf\u5c11\u5ef6\u8fdf<\/strong>\uff1a\u7528\u6237\u603b\u662f\u80fd\u4ece\u79bb\u81ea\u5df1\u6700\u8fd1\u7684\u8fb9\u7f18\u670d\u52a1\u5668\u83b7\u53d6\u8d44\u6e90\uff0c\u51cf\u5c11\u4e86\u4f20\u8f93\u5ef6\u8fdf\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u53ef\u7528\u6027<\/strong>\uff1a\u5373\u4f7f\u6e90\u670d\u52a1\u5668\u5b95\u673a\uff0cCDN\u4ecd\u53ef\u4ee5\u4ece\u5176\u4ed6\u8282\u70b9\u63d0\u4f9b\u7f13\u5b58\u7684\u5185\u5bb9\uff0c\u4fdd\u6301\u670d\u52a1\u53ef\u7528\u3002<\/li>\n<li><strong>\u51cf\u8f7b\u6e90\u670d\u52a1\u5668\u8d1f\u62c5<\/strong>\uff1a\u901a\u8fc7\u7f13\u5b58\u5927\u91cf\u8bf7\u6c42\uff0cCDN\u80fd\u591f\u51cf\u8f7b\u6e90\u670d\u52a1\u5668\u7684\u8d1f\u8f7d\uff0c\u51cf\u5c11\u5e26\u5bbd\u6d88\u8017\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u7f51\u7ad9\u6027\u80fd<\/strong>\uff1a\u52a0\u901f\u8d44\u6e90\u52a0\u8f7d\uff0c\u63d0\u5347\u7528\u6237\u4f53\u9a8c\uff0c\u5c24\u5176\u662f\u5bf9\u4e8e\u5168\u7403\u7528\u6237\u3002<\/li>\n<\/ol>\n<h3>\u4e94\u3001CDN\u8bf7\u6c42\u6d41\u7a0b\u793a\u610f\u56fe<\/h3>\n<pre><code> \u7528\u6237\u8bf7\u6c42 --> DNS\u89e3\u6790 --> CDN\u8fb9\u7f18\u8282\u70b9 --> \u7f13\u5b58\u68c0\u67e5 -->\n     |                          |                        |\n  \u7f13\u5b58\u547d\u4e2d                     \u7f13\u5b58\u672a\u547d\u4e2d                  |\n     |                          |                        |\n \u8fd4\u56de\u7f13\u5b58\u7684\u8d44\u6e90             \u4ece\u6e90\u670d\u52a1\u5668\u8bf7\u6c42\u8d44\u6e90            |\n     |                          |                        |\n\u8fd4\u56de\u7ed9\u7528\u6237\u7684\u8d44\u6e90             \u7f13\u5b58\u8d44\u6e90\u5e76\u8fd4\u56de\u7ed9\u7528\u6237        |<\/code><\/pre>\n<h3>\u516d\u3001\u603b\u7ed3<\/h3>\n<ol>\n<li><strong>CDN\u5de5\u4f5c\u6d41\u7a0b<\/strong>\uff1aCDN\u901a\u8fc7\u5c06\u8d44\u6e90\u5206\u53d1\u5230\u591a\u4e2a\u8fb9\u7f18\u8282\u70b9\uff0c\u5229\u7528\u667a\u80fd\u8def\u7531\u3001\u7f13\u5b58\u548c\u8d1f\u8f7d\u5747\u8861\u6280\u672f\uff0c\u5c06\u8d44\u6e90\u5feb\u901f\u4ea4\u4ed8\u7ed9\u7528\u6237\uff0c\u51cf\u5c11\u5ef6\u8fdf\uff0c\u63d0\u9ad8\u7f51\u7ad9\u6027\u80fd\u3002<\/li>\n<li><strong>\u7f13\u5b58\u547d\u4e2d\u4e0e\u672a\u547d\u4e2d<\/strong>\uff1aCDN\u6839\u636e\u7f13\u5b58\u7b56\u7565\u51b3\u5b9a\u662f\u5426\u76f4\u63a5\u8fd4\u56de\u7f13\u5b58\u7684\u5185\u5bb9\uff0c\u6216\u8005\u5411\u6e90\u670d\u52a1\u5668\u8bf7\u6c42\u66f4\u65b0\u5185\u5bb9\u3002<\/li>\n<li><strong>\u6d4f\u89c8\u5668\u4e0eCDN\u7f13\u5b58<\/strong>\uff1a\u6d4f\u89c8\u5668\u672c\u5730\u7f13\u5b58\u548cCDN\u7684\u7f13\u5b58\u5171\u540c\u5de5\u4f5c\uff0c\u786e\u4fdd\u8d44\u6e90\u52a0\u8f7d\u66f4\u5feb\uff0c\u51cf\u5c11\u91cd\u590d\u8bf7\u6c42\u3002<\/li>\n<\/ol>\n<p>CDN\u5728\u63d0\u9ad8\u7f51\u7ad9\u6027\u80fd\u3001\u589e\u5f3a\u7f51\u7ad9\u53ef\u7528\u6027\u3001\u964d\u4f4e\u5e26\u5bbd\u6d88\u8017\u7b49\u65b9\u9762\u53d1\u6325\u4e86\u91cd\u8981\u4f5c\u7528\uff0c\u662f\u73b0\u4ee3Web\u5e94\u7528\u4e0d\u53ef\u6216\u7f3a\u7684\u7ec4\u6210\u90e8\u5206\u3002<\/p>\n<\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/typora-images-1307361841.cos.ap-beijing.myqcloud.com\/img\/image-20241217113705693.png\" alt=\"image-20241217113705693\" style=\"zoom:80%;\" \/> <\/p>\n<h3>1.4.2 CDN\u5206\u5c42\u7f13\u5b58<\/h3>\n<blockquote>\n<p>CDN\uff08Content Delivery Network\uff0c\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff09\u7684\u5206\u5c42\u7f13\u5b58\uff08Layered Caching\uff09\u662f\u6307\u901a\u8fc7\u591a\u7ea7\u7f13\u5b58\u67b6\u6784\u6709\u6548\u63d0\u5347\u5185\u5bb9\u5206\u53d1\u6548\u7387\u7684\u4e00\u79cd\u7b56\u7565\u3002\u5728CDN\u4e2d\uff0c\u8bf7\u6c42\u7684\u5185\u5bb9\u901a\u5e38\u4f1a\u7ecf\u8fc7\u591a\u4e2a\u5c42\u7ea7\u7684\u7f13\u5b58\u8282\u70b9\uff0c\u4ee5\u5b9e\u73b0\u66f4\u4f73\u7684\u6027\u80fd\u548c\u8d44\u6e90\u5229\u7528\u7387\u3002\u6574\u4e2a\u6d41\u7a0b\u901a\u5e38\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u5c42\u6b21\uff1a<\/p>\n<ol>\n<li><strong>L1 \u8fb9\u7f18\u8282\u70b9\u7f13\u5b58\uff08Edge Cache\uff09<\/strong>\uff1a<br \/>\n\u8fd9\u662f\u79bb\u7528\u6237\u6700\u8fd1\u7684\u4e00\u5c42\u7f13\u5b58\u8282\u70b9\u3002\u5f53\u7528\u6237\u5411CDN\u8bf7\u6c42\u5185\u5bb9\u65f6\uff0c\u8fb9\u7f18\u8282\u70b9\u9996\u5148\u68c0\u67e5\u672c\u5730\u7f13\u5b58\u662f\u5426\u5df2\u5b58\u6709\u8be5\u5185\u5bb9\u3002\u82e5\u5b58\u5728\u5e76\u672a\u8fc7\u671f\uff0c\u4fbf\u76f4\u63a5\u4ece\u8be5\u8282\u70b9\u8fd4\u56de\u5185\u5bb9\u7ed9\u7528\u6237\uff0c\u964d\u4f4e\u4f20\u8f93\u5ef6\u8fdf\uff0c\u63d0\u9ad8\u7528\u6237\u4f53\u9a8c\uff1b\u82e5\u7f13\u5b58\u4e2d\u65e0\u6b64\u5185\u5bb9\u6216\u5185\u5bb9\u5df2\u8fc7\u671f\uff0c\u5219\u5411\u4e0a\u5c42\u7684\u7f13\u5b58\u8282\u70b9\u6216\u6e90\u7ad9\u8bf7\u6c42\u3002<\/li>\n<li><strong>L2 \u533a\u57df\u6216\u4e2d\u95f4\u5c42\u7f13\u5b58\uff08Mid-Tier\/Regional Cache\uff09<\/strong>\uff1a<br \/>\n\u5f53\u8fb9\u7f18\u8282\u70b9\u672a\u80fd\u5728\u672c\u5730\u62ff\u5230\u6240\u9700\u5185\u5bb9\u65f6\uff0c\u4f1a\u5c06\u8bf7\u6c42\u5411\u4e0a\u5c42\u7684\u533a\u57df\u7f13\u5b58\u8282\u70b9\u53d1\u51fa\u3002\u533a\u57df\u7f13\u5b58\u901a\u5e38\u4f4d\u4e8e\u66f4\u9760\u8fd1\u6e90\u7ad9\u7684\u6838\u5fc3\u7f51\u7edc\uff0c\u50a8\u5b58\u90a3\u4e9b\u5728\u4e00\u5b9a\u65f6\u95f4\u7a97\u53e3\u5185\u88ab\u591a\u4e2a\u8fb9\u7f18\u8282\u70b9\u91cd\u590d\u8bf7\u6c42\u7684\u5185\u5bb9\u3002\u901a\u8fc7\u5728\u6b64\u5c42\u8fdb\u884c\u7f13\u5b58\uff0cCDN\u51cf\u5c11\u4e86\u5411\u6e90\u7ad9\u591a\u6b21\u91cd\u590d\u8bf7\u6c42\u540c\u4e00\u5185\u5bb9\u7684\u9891\u7387\u3002\u8fd9\u4e00\u5c42\u6709\u52a9\u4e8e\u5c06\u70ed\u95e8\u5185\u5bb9\u5728\u66f4\u5e7f\u7684\u5730\u7406\u8303\u56f4\u5185\u8fdb\u884c\u5171\u4eab\uff0c\u964d\u4f4e\u6e90\u7ad9\u8d1f\u8f7d\uff0c\u5e76\u51cf\u5c11\u8de8\u533a\u57df\u7684\u56de\u6e90\u8bf7\u6c42\u5ef6\u8fdf\u3002<\/li>\n<li><strong>\u6e90\u7ad9\uff08Origin Server\uff09<\/strong>\uff1a<br \/>\n\u5f53\u6240\u6709\u4e2d\u95f4\u5c42\u7f13\u5b58\u4e0e\u8fb9\u7f18\u7f13\u5b58\u5747\u65e0\u8bf7\u6c42\u5185\u5bb9\u65f6\uff0c\u624d\u4f1a\u5230\u8fbe\u6700\u7ec8\u7684\u6e90\u7ad9\u3002\u6e90\u7ad9\u662f\u5185\u5bb9\u7684\u539f\u59cb\u51fa\u5904\uff0cCDN\u4f1a\u4ece\u8fd9\u91cc\u83b7\u53d6\u6700\u65b0\u7248\u672c\u7684\u5185\u5bb9\uff0c\u7136\u540e\u5c06\u5176\u5206\u53d1\u7ed9\u8bf7\u6c42\u7528\u6237\uff0c\u5e76\u5728\u9002\u5f53\u7684\u5c42\u7ea7\u7f13\u5b58\u8282\u70b9\u4e2d\u50a8\u5b58\u526f\u672c\uff0c\u4ee5\u4fbf\u6ee1\u8db3\u672a\u6765\u7c7b\u4f3c\u8bf7\u6c42\u3002<\/li>\n<\/ol>\n<p><strong>\u5206\u5c42\u7f13\u5b58\u7684\u5de5\u4f5c\u539f\u7406<\/strong><\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u5178\u578b\u7684\u7528\u6237\u8bf7\u6c42\u8fc7\u7a0b\uff1a<\/p>\n<ol>\n<li>\u7528\u6237\u8bbf\u95ee\u7f51\u7ad9\uff0c\u8bf7\u6c42\u67d0\u4e2a\u8d44\u6e90\uff08\u4f8b\u5982\u4e00\u5f20\u56fe\u7247\uff09\u3002<\/li>\n<li>\u7528\u6237\u7684DNS\u89e3\u6790\u8bf7\u6c42\u5c06\u7528\u6237\u5bfc\u5411\u79bb\u4ed6\u6700\u8fd1\u7684L1\u8fb9\u7f18\u8282\u70b9\u3002<\/li>\n<li>L1\u8282\u70b9\u68c0\u67e5\u81ea\u8eab\u662f\u5426\u7f13\u5b58\u4e86\u8be5\u8d44\u6e90\u3002\n<ul>\n<li>\u5982\u679c<strong>\u6709<\/strong>\uff0c\u5219\u76f4\u63a5\u5c06\u8d44\u6e90\u8fd4\u56de\u7ed9\u7528\u6237\uff0c\u8bf7\u6c42\u7ed3\u675f\u3002\u8fd9\u79f0\u4e3a\u201c\u7f13\u5b58\u547d\u4e2d\u201d\u3002<\/li>\n<li>\u5982\u679c<strong>\u6ca1\u6709<\/strong>\uff0c\u5219L1\u8282\u70b9\u5411\u5176\u4e0a\u5c42\u7684L2\u533a\u57df\u8282\u70b9\u53d1\u8d77\u8bf7\u6c42\u3002<\/li>\n<\/ul>\n<\/li>\n<li>L2\u8282\u70b9\u6267\u884c\u76f8\u540c\u7684\u68c0\u67e5\uff0c\u67e5\u770b\u81ea\u8eab\u662f\u5426\u7f13\u5b58\u4e86\u8be5\u8d44\u6e90\u3002\n<ul>\n<li>\u5982\u679c<strong>\u6709<\/strong>\uff0c\u5219\u5c06\u8d44\u6e90\u8fd4\u56de\u7ed9L1\u8282\u70b9\uff0cL1\u8282\u70b9\u518d\u5c06\u5176\u8fd4\u56de\u7ed9\u7528\u6237\u3002\u540c\u65f6\uff0cL1\u8282\u70b9\u4e5f\u4f1a\u7f13\u5b58\u8be5\u8d44\u6e90\uff0c\u4ee5\u4fbf\u4e0b\u6b21\u76f8\u540c\u7684\u8bf7\u6c42\u53ef\u4ee5\u76f4\u63a5\u547d\u4e2d\u3002<\/li>\n<li>\u5982\u679c<strong>\u6ca1\u6709<\/strong>\uff0c\u5219L2\u8282\u70b9\u7ee7\u7eed\u5411\u4e0a\uff0c\u5411\u6e90\u7ad9\u53d1\u8d77\u8bf7\u6c42\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u6e90\u7ad9\u5c06\u8d44\u6e90\u8fd4\u56de\u7ed9L2\u8282\u70b9\uff0cL2\u8282\u70b9\u518d\u8fd4\u56de\u7ed9L1\u8282\u70b9\uff0cL1\u8282\u70b9\u6700\u7ec8\u8fd4\u56de\u7ed9\u7528\u6237\u3002L1\u548cL2\u8282\u70b9\u90fd\u4f1a\u7f13\u5b58\u8be5\u8d44\u6e90\u3002<\/li>\n<\/ol>\n<p><strong>\u5206\u5c42\u7f13\u5b58\u7684\u4f18\u52bf<\/strong><\/p>\n<ul>\n<li><strong>\u51cf\u8f7b\u6e90\u7ad9\u538b\u529b\uff1a<\/strong> \u901a\u8fc7\u591a\u5c42\u7f13\u5b58\uff0c\u5927\u90e8\u5206\u7528\u6237\u8bf7\u6c42\u90fd\u53ef\u4ee5\u5728L1\u6216L2\u8282\u70b9\u5f97\u5230\u6ee1\u8db3\uff0c\u5927\u5927\u51cf\u5c11\u4e86\u56de\u6e90\u7ad9\u7684\u8bf7\u6c42\u6570\u91cf\uff0c\u4ece\u800c\u51cf\u8f7b\u4e86\u6e90\u7ad9\u7684\u8d1f\u8f7d\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u7f13\u5b58\u547d\u4e2d\u7387\uff1a<\/strong> \u5206\u5c42\u7ed3\u6784\u4f7f\u5f97\u66f4\u5e38\u7528\u7684\u5185\u5bb9\u53ef\u4ee5\u7f13\u5b58\u5728\u66f4\u9760\u8fd1\u7528\u6237\u7684L1\u8282\u70b9\u4e0a\uff0c\u4ece\u800c\u63d0\u9ad8\u6574\u4f53\u7684\u7f13\u5b58\u547d\u4e2d\u7387\uff0c\u51cf\u5c11\u7528\u6237\u8bbf\u95ee\u5ef6\u8fdf\u3002<\/li>\n<li><strong>\u964d\u4f4e\u7f51\u7edc\u62e5\u585e\uff1a<\/strong> \u7531\u4e8e\u5927\u91cf\u8bf7\u6c42\u5728CDN\u5185\u90e8\u5b8c\u6210\uff0c\u51cf\u5c11\u4e86\u8de8\u533a\u57df\u548c\u8de8\u8fd0\u8425\u5546\u7684\u7f51\u7edc\u4f20\u8f93\uff0c\u6709\u52a9\u4e8e\u7f13\u89e3\u7f51\u7edc\u62e5\u585e\u3002<\/li>\n<li><strong>\u66f4\u597d\u7684\u53ef\u6269\u5c55\u6027\uff1a<\/strong> \u5206\u5c42\u7ed3\u6784\u4f7f\u5f97CDN\u7cfb\u7edf\u66f4\u5bb9\u6613\u6269\u5c55\uff0c\u53ef\u4ee5\u901a\u8fc7\u589e\u52a0L1\u548cL2\u8282\u70b9\u6765\u5e94\u5bf9\u4e0d\u65ad\u589e\u957f\u7684\u7528\u6237\u8bbf\u95ee\u91cf\u3002<\/li>\n<\/ul>\n<p><strong>\u5206\u7247\u7f13\u5b58\uff08Chunked Caching\uff09<\/strong><\/p>\n<p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0cCDN\u8fd8\u4f1a\u4f7f\u7528\u5206\u7247\u7f13\u5b58\u6280\u672f\uff0c\u5c06\u5927\u6587\u4ef6\uff08\u4f8b\u5982\u89c6\u9891\u6587\u4ef6\uff09\u5206\u5272\u6210\u591a\u4e2a\u5c0f\u7247\u6bb5\uff08chunks\uff09\uff0c\u7136\u540e\u5206\u522b\u7f13\u5b58\u8fd9\u4e9b\u7247\u6bb5\u3002\u5f53\u7528\u6237\u8bf7\u6c42\u6587\u4ef6\u65f6\uff0cCDN\u53ea\u9700\u4f20\u8f93\u7528\u6237\u9700\u8981\u7684\u7247\u6bb5\uff0c\u800c\u4e0d\u662f\u6574\u4e2a\u6587\u4ef6\u3002\u8fd9\u5bf9\u4e8e\u63d0\u9ad8\u5927\u6587\u4ef6\u4f20\u8f93\u6548\u7387\u548c\u652f\u6301\u6d41\u5a92\u4f53\u64ad\u653e\u975e\u5e38\u6709\u7528\u3002<\/p>\n<p><strong>\u603b\u7ed3<\/strong><\/p>\n<p>CDN\u5206\u5c42\u7f13\u5b58\u662f\u4e00\u79cd\u6709\u6548\u7684\u63d0\u9ad8\u7f51\u7ad9\u6027\u80fd\u548c\u7528\u6237\u4f53\u9a8c\u7684\u6280\u672f\u3002\u901a\u8fc7\u5408\u7406\u5730\u7ec4\u7ec7\u548c\u7ba1\u7406\u591a\u5c42\u7f13\u5b58\u8282\u70b9\uff0cCDN\u53ef\u4ee5\u66f4\u597d\u5730\u5206\u914d\u8d44\u6e90\uff0c\u63d0\u9ad8\u7f13\u5b58\u547d\u4e2d\u7387\uff0c\u5e76\u51cf\u8f7b\u6e90\u7ad9\u7684\u538b\u529b\u3002<\/p>\n<\/blockquote>\n<h1>2.Redis \u5b89\u88c5\u53ca\u8fde\u63a5<\/h1>\n<blockquote>\n<p><strong>Redis\u7b80\u4ecb<\/strong>\uff1a<br \/>\nRedis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u5185\u5b58\u6570\u636e\u7ed3\u6784\u5b58\u50a8\u7cfb\u7edf\uff0c\u53ef\u4ee5\u7528\u4f5c\u6570\u636e\u5e93\u3001\u7f13\u5b58\u548c\u6d88\u606f\u961f\u5217\u4e2d\u95f4\u4ef6\u3002\u5b83\u4ee5Key-Value\u5f62\u5f0f\u5b58\u50a8\u6570\u636e\uff0c\u63d0\u4f9b\u591a\u79cd\u6570\u636e\u7ed3\u6784\u548c\u4e30\u5bcc\u7684\u529f\u80fd\u7279\u6027\u3002Redis\u7684\u6838\u5fc3\u4ef7\u503c\u5728\u4e8e\u9ad8\u901f\u8bbf\u95ee\u3001\u7b80\u5355\u7684\u6570\u636e\u64cd\u4f5c\u6a21\u578b\u4ee5\u53ca\u4e30\u5bcc\u7684\u6570\u636e\u7ed3\u6784\u652f\u6301\uff0c\u4f7f\u5176\u5728\u9700\u8981\u5feb\u901f\u8bfb\u5199\u3001\u5b9e\u65f6\u8ba1\u7b97\u548c\u9ad8\u5e76\u53d1\u7684\u573a\u666f\u4e2d\u8868\u73b0\u7a81\u51fa\u3002<\/p>\n<p><strong>Redis\u7684\u4e3b\u8981\u7279\u6027<\/strong>\uff1a<\/p>\n<ol>\n<li>\n<p><strong>\u5185\u5b58\u5b58\u50a8<\/strong>\uff1a<br \/>\nRedis\u5c06\u6570\u636e\u5b58\u50a8\u5728\u5185\u5b58\u4e2d\uff0c\u4ece\u800c\u8fbe\u5230\u975e\u5e38\u9ad8\u7684\u8bbf\u95ee\u901f\u5ea6\uff08\u8bfb\u5199\u64cd\u4f5c\u901a\u5e38\u5728\u5fae\u79d2\u7ea7\u522b\uff09\u3002\u8fd9\u4f7f\u5176\u5728\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u7684\u573a\u666f\uff08\u5982\u4f1a\u8bdd\u5b58\u50a8\u3001\u5b9e\u65f6\u6392\u884c\u3001\u5b9e\u65f6\u8ba1\u6570\u5668\u7b49\uff09\u8868\u73b0\u4f18\u5f02\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u591a\u79cd\u6570\u636e\u7ed3\u6784\u652f\u6301<\/strong>\uff1a<br \/>\n\u76f8\u8f83\u4e8e\u4f20\u7edf\u7684Key-Value\u5b58\u50a8\u4ec5\u652f\u6301\u5b57\u7b26\u4e32\uff0cRedis\u652f\u6301\u591a\u79cd\u4e30\u5bcc\u7684\u6570\u636e\u7ed3\u6784\u7c7b\u578b\uff0c\u8fd9\u4e9b\u6570\u636e\u7ed3\u6784\u4ee5\u7b80\u5355\u547d\u4ee4\u5373\u53ef\u64cd\u4f5c\uff1a<\/p>\n<ul>\n<li><strong>String<\/strong>\uff08\u5b57\u7b26\u4e32\uff09\uff1a\u6700\u57fa\u7840\u7684\u6570\u636e\u7ed3\u6784\uff0c\u53ef\u5b58\u50a8\u666e\u901a\u5b57\u7b26\u4e32\u3001\u6570\u5b57\u3001\u4e8c\u8fdb\u5236\u6570\u636e\u3002<\/li>\n<li><strong>Hash<\/strong>\uff08\u54c8\u5e0c\uff09\uff1a\u7c7b\u4f3c\u4e8eKey-Value\u6620\u5c04\u7684\u96c6\u5408\uff0c\u53ef\u65b9\u4fbf\u5b58\u50a8\u5bf9\u8c61\u5c5e\u6027\u5e76\u5bf9\u5c5e\u6027\u8fdb\u884c\u589e\u5220\u6539\u64cd\u4f5c\u3002<\/li>\n<li><strong>List<\/strong>\uff08\u5217\u8868\uff09\uff1a\u53cc\u7aef\u94fe\u8868\u5b9e\u73b0\uff0c\u652f\u6301\u4ece\u5934\u5c3e\u63d2\u5165\u3001\u5f39\u51fa\u5143\u7d20\uff0c\u53ef\u7528\u6765\u5b9e\u73b0\u6d88\u606f\u961f\u5217\u3001\u4efb\u52a1\u5217\u8868\u7b49\u529f\u80fd\u3002<\/li>\n<li><strong>Set<\/strong>\uff08\u96c6\u5408\uff09\uff1a\u65e0\u5e8f\u96c6\u5408\u7ed3\u6784\uff0c\u652f\u6301\u6c42\u4ea4\u96c6\u3001\u5e76\u96c6\u548c\u5dee\u96c6\u7b49\u96c6\u5408\u8fd0\u7b97\uff0c\u5e38\u7528\u4e8e\u53bb\u91cd\u3001\u6807\u7b7e\u7ba1\u7406\u3002<\/li>\n<li><strong>Sorted Set<\/strong>\uff08\u6709\u5e8f\u96c6\u5408\uff09\uff1a\u6bcf\u4e2a\u5143\u7d20\u4f1a\u5173\u8054\u4e00\u4e2a\u5206\u6570\uff08score\uff09\uff0cRedis\u4f1a\u6839\u636e\u5206\u6570\u5bf9\u5143\u7d20\u8fdb\u884c\u6392\u5e8f\uff0c\u53ef\u7528\u4e8e\u6392\u884c\u699c\u3001\u5ef6\u65f6\u961f\u5217\u7b49\u573a\u666f\u3002<\/li>\n<li><strong>Bitmap<\/strong>\uff08\u4f4d\u56fe\uff09\u3001<strong>HyperLogLog<\/strong>\u3001<strong>Geo<\/strong>\uff08\u5730\u7406\u4f4d\u7f6e\uff09\u7b49\u7279\u6b8a\u6570\u636e\u7c7b\u578b\uff1a\u6ee1\u8db3\u7edf\u8ba1\u8ba1\u6570\u3001\u5730\u7406\u4f4d\u7f6e\u67e5\u8be2\u7b49\u7279\u6b8a\u9700\u6c42\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u6301\u4e45\u5316\u80fd\u529b<\/strong>\uff1a<br \/>\n\u867d\u7136Redis\u662f\u5185\u5b58\u6570\u636e\u5e93\uff0c\u4f46\u5b83\u5e76\u975e\u6613\u5931\u6027\u5b58\u50a8\u3002Redis\u63d0\u4f9b\u4e24\u79cd\u6301\u4e45\u5316\u673a\u5236\uff0c\u8ba9\u6570\u636e\u5728\u65ad\u7535\u540e\u4ecd\u80fd\u6062\u590d\uff1a<\/p>\n<ul>\n<li><strong>RDB\uff08Redis Database Backup\uff09<\/strong>\uff1a\u5b9a\u65f6\u751f\u6210\u5185\u5b58\u5feb\u7167\u5e76\u6301\u4e45\u5316\u5230\u78c1\u76d8\uff0c\u6062\u590d\u901f\u5ea6\u5feb\uff0c\u6570\u636e\u7565\u6709\u5ef6\u8fdf\u3002<\/li>\n<li><strong>AOF\uff08Append Only File\uff09<\/strong>\uff1a\u5c06\u6bcf\u6b21\u5199\u64cd\u4f5c\u4ee5\u65e5\u5fd7\u7684\u5f62\u5f0f\u8ffd\u52a0\u5230\u6587\u4ef6\u4e2d\uff0c\u6570\u636e\u6062\u590d\u66f4\u4e3a\u5b8c\u6574\uff0c\u53ef\u6839\u636e\u7b56\u7565\u5bf9AOF\u6587\u4ef6\u8fdb\u884c\u5b9a\u671f\u91cd\u5199\u538b\u7f29\u3002<\/li>\n<\/ul>\n<p>\u53ef\u4ee5\u6839\u636e\u4e1a\u52a1\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u6301\u4e45\u5316\u65b9\u6848\uff0c\u6216\u540c\u65f6\u5f00\u542fRDB\u548cAOF\u5b9e\u73b0\u6570\u636e\u5b89\u5168\u4e0e\u9ad8\u6548\u7387\u7684\u6298\u4e2d\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u9ad8\u53ef\u7528\u4e0e\u5206\u5e03\u5f0f<\/strong>\uff1a<br \/>\nRedis\u63d0\u4f9b\u4e3b\u4ece\u590d\u5236\uff08Master-Slave Replication\uff09\u5b9e\u73b0\u6570\u636e\u7684\u591a\u4efd\u5197\u4f59\uff0c\u4e3b\u8282\u70b9\u8d1f\u8d23\u5199\u64cd\u4f5c\uff0c\u4ece\u8282\u70b9\u540c\u6b65\u4e3b\u8282\u70b9\u7684\u6570\u636e\uff0c\u63d0\u4f9b\u8bfb\u53d6\u5206\u6d41\u548c\u6545\u969c\u5207\u6362\u3002\u5f53\u4e3b\u8282\u70b9\u51fa\u73b0\u6545\u969c\u65f6\uff0c\u53ef\u624b\u52a8\u6216\u501f\u52a9Redis Sentinel\uff08\u54e8\u5175\uff09\u5b9e\u73b0\u81ea\u52a8\u6545\u969c\u8f6c\u79fb\u3002<br \/>\n\u5bf9\u4e8e\u66f4\u5927\u89c4\u6a21\u7684\u6570\u636e\u96c6\u4e0e\u8bbf\u95ee\u538b\u529b\uff0cRedis Cluster\u53ef\u4ee5\u5c06\u6570\u636e\u5206\u7247\u81f3\u591a\u4e2a\u8282\u70b9\uff0c\u63d0\u5347\u6574\u4f53\u5b58\u50a8\u80fd\u529b\u548c\u541e\u5410\u6027\u80fd\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u4e8b\u52a1\u652f\u6301<\/strong>\uff1a<br \/>\nRedis\u63d0\u4f9b\u7b80\u5355\u7684\u4e8b\u52a1\u673a\u5236\uff08MULTI\/EXEC\u547d\u4ee4\uff09\uff0c\u53ef\u4ee5\u5c06\u4e00\u7ec4\u64cd\u4f5c\u6253\u5305\uff0c\u4fdd\u8bc1\u8fd9\u4e9b\u64cd\u4f5c\u7684\u987a\u5e8f\u6027\u548c\u539f\u5b50\u6027\u3002\u867d\u7136\u4e0d\u652f\u6301\u590d\u6742\u7684\u56de\u6eda\u529f\u80fd\uff0c\u4f46\u4e8b\u52a1\u53ef\u4ee5\u786e\u4fdd\u4e00\u7ec4\u547d\u4ee4\u8981\u4e48\u90fd\u6267\u884c\u8981\u4e48\u90fd\u4e0d\u6267\u884c\u3002<\/p>\n<\/li>\n<li>\n<p><strong>Lua\u811a\u672c\u6269\u5c55<\/strong>\uff1a<br \/>\nRedis\u5185\u7f6e\u4e86Lua\u89e3\u91ca\u5668\uff0c\u7528\u6237\u53ef\u4ee5\u5728Redis\u5185\u539f\u5b50\u6267\u884cLua\u811a\u672c\uff0c\u5bf9\u6570\u636e\u8fdb\u884c\u590d\u6742\u64cd\u4f5c\uff0c\u800c\u65e0\u9700\u5728\u5ba2\u6237\u7aef\u4e0eRedis\u4e4b\u95f4\u591a\u6b21\u5f80\u8fd4\uff0c\u63d0\u9ad8\u590d\u6742\u64cd\u4f5c\u7684\u6027\u80fd\u548c\u4e00\u81f4\u6027\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u4e30\u5bcc\u7684\u4f7f\u7528\u573a\u666f<\/strong>\uff1a<br \/>\n\u51ed\u501f\u9ad8\u6027\u80fd\u548c\u591a\u6570\u636e\u7ed3\u6784\u652f\u6301\uff0cRedis\u53ef\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u573a\u666f\uff1a<\/p>\n<ul>\n<li>\u7f13\u5b58\u70ed\u70b9\u6570\u636e\uff08\u4f8b\u5982\uff1a\u70ed\u95e8\u5546\u54c1\u4fe1\u606f\u3001\u7528\u6237\u4f1a\u8bdd\u6570\u636e\u3001\u5e94\u7528\u7a0b\u5e8f\u914d\u7f6e\uff09<\/li>\n<li>\u6d88\u606f\u961f\u5217\u4e0e\u4efb\u52a1\u8c03\u5ea6\uff08\u5229\u7528List\u6216Stream\uff09<\/li>\n<li>\u5b9e\u65f6\u7edf\u8ba1\uff08\u8ba1\u6570\u5668\u3001\u6392\u884c\u699c\u3001\u5b9e\u65f6\u5206\u6790\uff09<\/li>\n<li>\u5206\u5e03\u5f0f\u9501\uff08\u5229\u7528SetNx\u547d\u4ee4\u5b9e\u73b0\u7b80\u5355\u7684\u5206\u5e03\u5f0f\u9501\u673a\u5236\uff09<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u7b80\u5355\u6613\u7528\u7684\u547d\u4ee4\u884c\u4e0e\u5ba2\u6237\u7aef\u652f\u6301<\/strong>\uff1a<br \/>\nRedis\u63d0\u4f9b\u7b80\u6d01\u76f4\u89c2\u7684\u547d\u4ee4\u884c\u5ba2\u6237\u7aef\u548c\u4e0e\u4e3b\u6d41\u7f16\u7a0b\u8bed\u8a00\uff08\u5982Java\u3001Python\u3001Go\u3001C#\u7b49\uff09\u517c\u5bb9\u7684\u5ba2\u6237\u7aef\u5e93\uff0c\u964d\u4f4e\u5b66\u4e60\u6210\u672c\u4e0e\u96c6\u6210\u96be\u5ea6\u3002<\/p>\n<\/li>\n<\/ol>\n<hr \/>\n<p><strong>\u603b\u7ed3<\/strong>\uff1a<br \/>\nRedis\u4f5c\u4e3a\u4e00\u4e2a\u5185\u5b58\u6570\u636e\u5b58\u50a8\u7cfb\u7edf\uff0c\u5177\u6709\u9ad8\u6027\u80fd\u3001\u4e30\u5bcc\u7684\u6570\u636e\u7c7b\u578b\u3001\u7075\u6d3b\u7684\u6301\u4e45\u5316\u7b56\u7565\u4ee5\u53ca\u9ad8\u53ef\u7528\u6027\u67b6\u6784\u652f\u6301\u3002\u5b83\u5728\u9ad8\u5e76\u53d1\u3001\u4f4e\u5ef6\u8fdf\u4e0e\u5b9e\u65f6\u5904\u7406\u573a\u666f\u4e2d\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\uff0c\u5df2\u6210\u4e3a\u6784\u5efa\u73b0\u4ee3\u4e92\u8054\u7f51\u5e94\u7528\u7684\u91cd\u8981\u57fa\u7840\u7ec4\u4ef6\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/typora-images-1307361841.cos.ap-beijing.myqcloud.com\/img\/image-20241218093552202.png\" alt=\"image-20241218093552202\" style=\"zoom:80%;\" \/>\n<\/p><\/blockquote>\n<h2>2.1 dnf \u5b89\u88c5 Redis<\/h2>\n<pre><code class=\"language-bash\"># Rocky 9.4 \u7531\u7cfb\u7edf\u6e90\u63d0\u4f9b\n[root@redis1.xyy.org ~]#dnf info redis\nName         : redis\nVersion      : 6.2.7\nRelease      : 1.el9\nArchitecture : x86_64\nSize         : 1.3 M\nSource       : redis-6.2.7-1.el9.src.rpm\nRepository   : appstream\nSummary      : A persistent key-value database\nURL          : https:\/\/redis.io\nLicense      : BSD and MIT\nDescription  : Redis is an advanced key-value store. It is often referred to as a data\n             : structure server since keys can contain strings, hashes, lists, sets and\n             : sorted sets.\n             :\n             : You can run atomic operations on these types, like appending to a string;\n             : incrementing the value in a hash; pushing to a list; computing set\n             : intersection, union and difference; or getting the member with highest\n             : ranking in a sorted set.\n             :\n             : In order to achieve its outstanding performance, Redis works with an\n             : in-memory dataset. Depending on your use case, you can persist it either\n             : by dumping the dataset to disk every once in a while, or by appending\n             : each command to a log.\n             :\n             : Redis also supports trivial-to-setup master-slave replication, with very\n             : fast non-blocking first synchronization, auto-reconnection on net split\n             : and so forth.\n             :\n             : Other features include Transactions, Pub\/Sub, Lua scripting, Keys with a\n             : limited time-to-live, and configuration settings to make Redis behave like\n             : a cache.\n             :\n             : You can use Redis from most programming languages also.\n\n[root@Rocky9.4 ~]#\n\n# CentOS 7\u7531 epel \u6e90\u63d0\u4f9b\n[root@CentOS7 ~]#yum info redis\nName        : redis\nArch        : x86_64\nVersion     : 3.2.12\nRelease     : 2.el7\nSize        : 1.4 M\nRepo        : installed\nFrom repo   : epel\nSummary     : A persistent key-value database\nURL         : http:\/\/redis.io\nLicense     : BSD\n\n[root@redis1.xyy.org ~]#dnf install redis\n[root@redis1.xyy.org ~]#systemctl enable --now redis\n[root@redis1.xyy.org ~]#pstree -p | grep redis\n           |-redis-server(4237)-+-{redis-server}(4238)\n           |                    |-{redis-server}(4239)\n           |                    |-{redis-server}(4240)\n           |                    `-{redis-server}(4241)\n[root@redis1.xyy.org ~]#\n[root@redis1.xyy.org ~]#redis-cl\n127.0.0.1:6379&gt; ping\nPONG\n127.0.0.1:6379&gt; INFO Server\n# Server\nredis_version:6.2.7\nredis_git_sha1:00000000\nredis_git_dirty:0\nredis_build_id:ec192bdd77ecd321\nredis_mode:standalone\nos:Linux 5.14.0-427.13.1.el9_4.x86_64 x86_64\narch_bits:64\nmonotonic_clock:POSIX clock_gettime\nmultiplexing_api:epoll\natomicvar_api:c11-builtin\ngcc_version:11.3.1\nprocess_id:4237\nprocess_supervised:systemd\nrun_id:37144e0c3a2930dac6148605d26afae8ee4d38ba\ntcp_port:6379\nserver_time_usec:1734486571682241\nuptime_in_seconds:37314\nuptime_in_days:0\nhz:10\nconfigured_hz:10\nlru_clock:6433323\nexecutable:\/usr\/bin\/redis-server\nconfig_file:\/etc\/redis\/redis.conf\nio_threads_active:0\n127.0.0.1:6379&gt;<\/code><\/pre>\n<h2>2.2 \u7f16\u8bd1\u5b89\u88c5 Redis<\/h2>\n<p>\u4ece <a href=\"https:\/\/download.redis.io\/releases\/\">Redis \u5b98\u65b9\u4e0b\u8f7d\u5730\u5740<\/a> \u83b7\u53d6\u7a33\u5b9a\u7248\u538b\u7f29\u5305\uff0c\u5982 <code>redis-7.4.0.tar.gz<\/code>\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/typora-images-1307361841.cos.ap-beijing.myqcloud.com\/img\/image-20241218102907079.png\" alt=\"image-20241218102907079\" style=\"zoom:67%;\" \/> <\/p>\n<pre><code class=\"language-bash\"># 1.\u521b\u5efa Redis \u7528\u6237(\u4e0d\u9700\u8981\u767b\u5f55\u6743\u9650,\u53ea\u662f\u7528\u4e8e\u8fd0\u884c Redis \u670d\u52a1\u4ee5\u63d0\u9ad8\u5b89\u5168\u6027)\nuseradd -r -s \/sbin\/nologin redis\n\n# 2.\u83b7\u53d6\u6e90\u7801\u5305\nwget https:\/\/download.redis.io\/releases\/redis-7.4.0.tar.gz\n\n# 3.\u89e3\u538b\u5e76\u8fdb\u5165\u6e90\u7801\u76ee\u5f55\ntar xf redis-7.4.0.tar.gz\ncd redis-7.4.0\n\n# 4.\u5f00\u59cb\u7f16\u8bd1(\u5728\u67d0\u4e9b\u53d1\u884c\u7248\u4e0b\u53ef\u5f00\u542f USE_SYSTEMD=yes \u9009\u9879\uff0c\u4ee5\u751f\u6210\u53ef\u4e0e systemd \u4ea4\u4e92\u7684\u53ef\u6267\u884c\u6587\u4ef6\u3002)\nmake -j $(nproc) USE_SYSTEMD=yes\n\n# 5.\u5b89\u88c5\u5230\u6307\u5b9a\u4f4d\u7f6e\nmake PREFIX=\/apps\/redis install\n\n# 6.\u5efa\u7acb\u8f6f\u94fe\u63a5(\u65b9\u4fbf\u5728\u547d\u4ee4\u884c\u4e2d\u4f7f\u7528redis-server\u3001redis-cli)\nln -s \/apps\/redis\/bin\/redis-* \/usr\/bin\/\n\n# 7.\u521b\u5efa\u6240\u9700\u76ee\u5f55\nmkdir -p \/apps\/redis\/{etc,log,data,run}\n\n# 8.\u62f7\u8d1d\u6e90\u7801\u76ee\u5f55\u4e2d\u81ea\u5e26redis.conf,\u62f7\u8d1d\u5230\u914d\u7f6e\u76ee\u5f55:\ncp redis.conf \/apps\/redis\/etc\/\n\n# 9.redis.conf:\u4fee\u6539\u5173\u952e\u914d\u7f6e\n#bind\uff1a\u6539\u4e3a 0.0.0.0 \u6216\u4fdd\u7559\u9ed8\u8ba4\u770b\u5b9e\u9645\u9700\u8981\uff1b\n#requirepass\uff1a\u8bbe\u7f6e Redis \u5bc6\u7801\uff0c\u5982 requirepass 123456\uff1b\n#dir\uff1aRDB\/\u5feb\u7167\u6587\u4ef6\u5b58\u653e\u76ee\u5f55\uff0c\u4e00\u822c\u8bbe\u4e3a \/apps\/redis\/data\uff1b\n#logfile\uff1a\u65e5\u5fd7\u6587\u4ef6\u8def\u5f84\uff0c\u5982 \/apps\/redis\/log\/redis-6379.log\uff1b\n#pidfile\uff1apid \u6587\u4ef6\u8def\u5f84\uff0c\u5982 \/apps\/redis\/run\/redis-6379.pid\uff1b\nsed -i -e &#039;s\/bind 127.0.0.1\/bind 0.0.0.0\/&#039; \\\n       -e &quot;\/# requirepass\/a requirepass 123456&quot; \\\n       -e &quot;\/^dir .*\/c dir \/apps\/redis\/data\/&quot; \\\n       -e &quot;\/^logfile .*\/c logfile \/apps\/redis\/log\/redis-6379.log&quot; \\\n       -e &quot;\/^pidfile .*\/c pidfile \/apps\/redis\/run\/redis-6379.pid&quot; \\\n       \/apps\/redis\/etc\/redis.conf\n\n# 10.\u8bbe\u7f6e\u6587\u4ef6\u6743\u9650\nchown -R redis:redis \/apps\/redis\n\n# 11.\u5185\u6838\u4e0e\u7cfb\u7edf\u53c2\u6570\u4f18\u5316(\u4e0d\u4f18\u5316\u4f1a\u6709\u544a\u8b66)\n    # 11.1 \u8c03\u6574\u5185\u6838\u53c2\u6570\nvim \/etc\/sysctl.conf\nnet.core.somaxconn = 1024\nvm.overcommit_memory = 1\n\nsysctl -p\n\n    # 11.2 \u7981\u7528\u900f\u660e\u5927\u9875(THP)\necho never &gt; \/sys\/kernel\/mm\/transparent_hugepage\/enabled\n# \u53ef\u4ee5\u5199\u5165\u542f\u52a8\u811a\u672c\uff08\u5982 \/etc\/rc.local \u6216 \/etc\/rc.d\/rc.local\uff09\u4ee5\u5728\u91cd\u542f\u540e\u7ee7\u7eed\u751f\u6548\u3002\n\n# 12.\u521b\u5efaSystemd\u670d\u52a1\u5e76\u542f\u52a8\n# CentOS\/Rocky:\/usr\/lib\/systemd\/system\/redis.service\n# Ubuntu:\/lib\/systemd\/system\/redis.service\uff08\u6216 \/etc\/systemd\/system\/redis.service\uff09\n[Unit]\nDescription=Redis persistent key-value database\nAfter=network.target\n\n[Service]\nExecStart=\/apps\/redis\/bin\/redis-server \/apps\/redis\/etc\/redis.conf --supervised systemd\nExecStop=\/bin\/kill -s QUIT $MAINPID\n# \u542f\u52a8notify\u4e00\u5b9a\u8981\u7f16\u8bd1\u4e86 USE_SYSTEMD=yes,\u5426\u5219\u542f\u52a8\u670d\u52a1\u6709\u95ee\u9898\nType=notify\nUser=redis\nGroup=redis\nRuntimeDirectory=redis\nRuntimeDirectoryMode=0755\n\n[Install]\nWantedBy=multi-user.target\n\n# 13.\u5237\u65b0\u5e76\u542f\u52a8\u670d\u52a1\nsystemctl daemon-reload\nsystemctl enable --now redis\nsystemctl status redis\n\n# 14.\u67e5\u770bRedis\u7248\u672c\u6216\u8005\u4fe1\u606f\nredis-server -v\n# \u67e5\u770b\u670d\u52a1\u4fe1\u606f\nredis-cli -a 123456 INFO Server\n# \u6d4b\u8bd5\u63d2\u5165\u548c\u67e5\u8be2\u6570\u636e\nredis-cli -a 123456 set mykey &quot;Hello World&quot;\nredis-cli -a 123456 get mykey\n<\/code><\/pre>\n<pre><code class=\"language-bash\">#! \/bin\/bash\n#-----------------------------------------------------\n#Author:            XingYuyu\n#Date:              2024-08-12\n#Blog:              http:\/\/8.141.4.74\n#Filename:          install_redis.sh\n#Description:       [Online Install Redis for Rocky Linux ,Ubuntu,CentOS ]\n#-----------------------------------------------------\nVERSION=redis-7.4.0\nPASSWORD=123456\nINSTALL_DIR=\/apps\/redis\n\nos_type() {\n  awk -F&#039;[ &quot;]&#039; &#039;\/^NAME\/{print $2}&#039; \/etc\/os-release\n}\n\ncolor() {\n  RES_COL=80\n  MOVE_TO_COL=&quot;echo -en \\e[${RES_COL}G&quot;\n  SETCOLOR_SUCCESS=&quot;echo -en \\e[1;32m&quot;\n  SETCOLOR_FAILURE=&quot;echo -en \\e[1;31m&quot;\n  SETCOLOR_WARNING=&quot;echo -en \\e[1;33m&quot;\n  SETCOLOR_NORMAL=&quot;echo -en \\e[0m&quot;\n  echo -n &quot;$1&quot; &amp;&amp; $MOVE_TO_COL\n  echo -n &quot;[&quot;\n  if [ $2 = &quot;success&quot; -o $2 = &quot;0&quot; ]; then\n    ${SETCOLOR_SUCCESS}\n    echo -n $&quot;  OK  &quot;\n  elif [ $2 = &quot;failure&quot; -o $2 = &quot;1&quot; ]; then\n    ${SETCOLOR_FAILURE}\n    echo -n $&quot;FAILED&quot;\n  else\n    ${SETCOLOR_WARNING}\n    echo -n $&quot;WARNING&quot;\n  fi\n  ${SETCOLOR_NORMAL}\n  echo -n $&quot;]&quot;\n  echo\n}\n\ninstall_redis() {\n  wget https:\/\/download.redis.io\/releases\/${VERSION}.tar.gz || {\n    color &quot;Redis \u6e90\u7801\u4e0b\u8f7d\u5931\u8d25&quot; 1\n    exit\n  }\n  tar xf ${VERSION}.tar.gz\n  cd ${VERSION}\n  CPUS=lscpu | awk &#039;\/^CPU\\(s\\)\/{print $2}&#039;\n  make -j $CPUS USE_SYSTEMD=yes PREFIX=${INSTALL_DIR} install &amp;&amp; color &quot;Redis \u7f16\u8bd1\u5b89\u88c5\u5b8c\u6210&quot; 0 || {\n    color &quot;Redis \u7f16\u8bd1\u5b89\u88c5\u5931\u8d25&quot; 1\n    exit\n  }\n  ln -s ${INSTALL_DIR}\/bin\/redis-* \/usr\/bin\/\n  mkdir -p ${INSTALL_DIR}\/{etc,log,data,run}\n  cp redis.conf ${INSTALL_DIR}\/etc\/\n  sed -i -e &#039;s\/bind 127.0.0.1\/bind 0.0.0.0\/&#039; -e &quot;\/# requirepass\/a requirepass $PASSWORD&quot; -e &quot;\/^dir .*\/c dir ${INSTALL_DIR}\/data\/&quot; -e &quot;\/^logfile .*\/c logfile ${INSTALL_DIR}\/log\/redis-6379.log&quot; -e &quot;\/^pidfile .*\/c pidfile ${INSTALL_DIR}\/run\/redis-6379.pid&quot; ${INSTALL_DIR}\/etc\/redis.conf\n  if id redis &amp;&gt;\/dev\/null; then\n    color &quot;Redis \u7528\u6237\u5df2\u7ecf\u5b58\u5728,\u65e0\u9700\u521b\u5efa&quot; 0\n  else\n    useradd -r -s \/sbin\/nologin redis\n    color &quot;Redis \u7528\u6237\u521b\u5efa\u6210\u529f&quot; 0\n  fi\n  chown -R redis.redis ${INSTALL_DIR}\n  cat &gt;&gt;\/etc\/sysctl.conf &lt;&lt;EOF\nnet.core.somaxconn = 1024\nvm.overcommit_memory = 1\nEOF\n  sysctl -p\n  if [ `os_type` == &quot;Ubuntu&quot; ];then\n      cat &gt;&gt; \/lib\/systemd\/system\/rc-local.service &lt;&lt;EOF\n[Install]\nWantedBy=multi-user.target\nEOF\n      echo &#039;#!\/bin\/bash&#039; &gt; \/etc\/rc.local\n      echo &#039;echo never &gt; \/sys\/kernel\/mm\/transparent_hugepage\/enabled&#039; &gt;&gt;\/etc\/rc.local\n      chmod +x \/etc\/rc.local\n      \/etc\/rc.local\n      # Ubuntu \u7684service\u6587\u4ef6\u653e\u5728\/lib\/systemd\/system\/\u4e0b\u6216\u8005\/etc\/systemd\/system\/\u4e0b\u4e0d\u80fd\u653e\u5728\/usr\/lib\/\u4e0b\n      cat &gt; \/lib\/systemd\/system\/redis.service &lt;&lt;EOF\n[Unit]\nDescription=Redis persistent key-value database\nAfter=network.target\n\n[Service]\nExecStart=${INSTALL_DIR}\/bin\/redis-server ${INSTALL_DIR}\/etc\/redis.conf --supervised systemd\nExecStop=\/bin\/kill -s QUIT \\$MAINPID\nType=notify\nUser=redis\nGroup=redis\nRuntimeDirectory=redis\nRuntimeDirectoryMode=0755\n\n[Install]\nWantedBy=multi-user.target\nEOF\n  else\n      echo &#039;echo never &gt; \/sys\/kernel\/mm\/transparent_hugepage\/enabled&#039; &gt;&gt;\/etc\/rc.d\/rc.local\n      chmod +x \/etc\/rc.d\/rc.local\n      \/etc\/rc.d\/rc.local\n      cat &gt; \/usr\/lib\/systemd\/system\/redis.service &lt;&lt;EOF\n[Unit]\nDescription=Redis persistent key-value database\nAfter=network.target\n\n[Service]\nExecStart=${INSTALL_DIR}\/bin\/redis-server ${INSTALL_DIR}\/etc\/redis.conf --supervised systemd\nExecStop=\/bin\/kill -s QUIT \\$MAINPID\nType=notify\nUser=redis\nGroup=redis\nRuntimeDirectory=redis\nRuntimeDirectoryMode=0755\n\n[Install]\nWantedBy=multi-user.target\n\nEOF\n  fi\n\n  systemctl daemon-reload\n  systemctl enable --now redis &amp;&gt;\/dev\/null\n  systemctl is-active redis &amp;&gt; \/dev\/null &amp;&amp; color &quot;Redis \u670d\u52a1\u542f\u52a8\u6210\u529f,Redis\u4fe1\u606f\u5982\u4e0b:&quot; 3 || { color &quot;Redis \u542f\u52a8\u5931\u8d25&quot; 1 ;exit; }\n  #sleep 5\n  redis-cli -a $PASSWORD INFO Server 2&gt;\/dev\/null\n}\n\ninstall_CentOS7() {\n  . \/etc\/init.d\/functions\n  # jemalloc-devel\u4f9d\u8d56\u4e8eepel\u6e90\n  yum -y install epel-release &amp;&amp; yum -y install gcc jemalloc-devel systemd-devel || {\n    color &quot;\u5b89\u88c5\u8f6f\u4ef6\u5305\u5931\u8d25,\u8bf7\u68c0\u67e5\u7f51\u7edc\u914d\u7f6e&quot; 1\n    exit\n  }\n  rpm -q wget &amp;&gt;\/dev\/null || yum -y install wget &amp;&gt;\/dev\/null\n  wget https:\/\/download.redis.io\/releases\/${VERSION}.tar.gz || {\n    action &quot;Redis \u6e90\u7801\u4e0b\u8f7d\u5931\u8d25&quot; false\n    exit\n  }\n  tar xf ${VERSION}.tar.gz\n  cd ${VERSION}\n  CPUS=lscpu | awk &#039;\/^CPU\\(s\\)\/{print $2}&#039;\n  make -j $CPUS USE_SYSTEMD=yes PREFIX=${INSTALL_DIR} install &amp;&amp; action &quot;Redis \u7f16\u8bd1\u5b89\u88c5\u5b8c\u6210&quot; || {\n    action &quot;Redis \u7f16\u8bd1\u5b89\u88c5\u5931\u8d25&quot; false\n    exit\n  }\n  ln -s ${INSTALL_DIR}\/bin\/redis-* \/usr\/bin\/\n  mkdir -p ${INSTALL_DIR}\/{etc,log,data,run}\n  cp redis.conf ${INSTALL_DIR}\/etc\/\n  sed -i -e &#039;s\/bind 127.0.0.1\/bind 0.0.0.0\/&#039; -e &quot;\/# requirepass\/a requirepass $PASSWORD&quot; -e &quot;\/^dir .*\/c dir ${INSTALL_DIR}\/data\/&quot; -e &quot;\/^logfile .*\/c logfile ${INSTALL_DIR}\/log\/redis-6379.log&quot; -e &quot;\/^pidfile .*\/c pidfile ${INSTALL_DIR}\/run\/redis-6379.pid&quot; ${INSTALL_DIR}\/etc\/redis.conf\n  if id redis &amp;&gt;\/dev\/null; then\n    action &quot;Redis \u7528\u6237\u5df2\u7ecf\u5b58\u5728&quot; false\n  else\n    useradd -r -s \/sbin\/nologin redis\n  fi\n  chown -R redis.redis ${INSTALL_DIR}\n  cat &gt;&gt;\/etc\/sysctl.conf &lt;&lt;EOF\nnet.core.somaxconn = 1024\nvm.overcommit_memory = 1\nEOF\n  sysctl -p\n  echo &#039;echo never &gt; \/sys\/kernel\/mm\/transparent_hugepage\/enabled&#039; &gt;&gt;\/etc\/rc.d\/rc.local\n  chmod +x \/etc\/rc.d\/rc.local\n  \/etc\/rc.d\/rc.local\n\n  cat &gt;\/usr\/lib\/systemd\/system\/redis.service &lt;&lt;EOF\n[Unit]\nDescription=Redis persistent key-value database\nAfter=network.target\n\n[Service]\nExecStart=${INSTALL_DIR}\/bin\/redis-server ${INSTALL_DIR}\/etc\/redis.conf --supervised systemd\nExecReload=\/bin\/kill -s HUP \\$MAINPID\nExecStop=\/bin\/kill -s QUIT \\$MAINPID\nType=notify\nUser=redis\nGroup=redis\nRuntimeDirectory=redis\nRuntimeDirectoryMode=0755\n\n[Install]\nWantedBy=multi-user.target\n\nEOF\n  systemctl daemon-reload\n  systemctl enable --now redis &amp;&gt;\/dev\/null\n  systemctl is-active redis &amp;&gt; \/dev\/null &amp;&amp; ${COLOR}&quot;Redis \u670d\u52a1\u542f\u52a8\u6210\u529f,Redis\u4fe1\u606f\u5982\u4e0b:&quot;${END} || { ${COLOR}&quot;Redis \u542f\u52a8\u5931\u8d25&quot;${END};exit; }\n  #sleep 5\n  redis-cli -a $PASSWORD INFO Server 2&gt;\/dev\/null\n}\n\ninstall_Ubuntu() {\n apt -y install make gcc libjemalloc-dev libsystemd-dev || {\n    color &quot;\u5b89\u88c5\u8f6f\u4ef6\u5305\u5931\u8d25,\u8bf7\u68c0\u67e5\u7f51\u7edc\u914d\u7f6e&quot; 1\n    exit\n  }\n  install_redis\n}\n\ninstall_Rocky() {\n  # jemalloc-devel\u4f9d\u8d56\u4e8eepel\u6e90\n  yum -y install epel-release &amp;&amp; yum -y install gcc jemalloc-devel systemd-devel || {\n    color &quot;\u5b89\u88c5\u8f6f\u4ef6\u5305\u5931\u8d25,\u8bf7\u68c0\u67e5\u7f51\u7edc\u914d\u7f6e&quot; 1\n    exit\n  }\n  rpm -q wget &amp;&gt;\/dev\/null || yum -y install wget &amp;&gt;\/dev\/null\n  install_redis\n}\n\nif [ $(os_type) == &#039;CentOS&#039; ]; then\n  install_CentOS7\nelif [ $(os_type) == &#039;Rocky&#039; ]; then\n  install_Rocky\nelif [ $(os_type) == &#039;Ubuntu&#039; ]; then\n  install_Ubuntu\nelse\n  color &quot;\u672a\u8bc6\u522b\u7684\u64cd\u4f5c\u7cfb\u7edf&quot; 1\nfi\n<\/code><\/pre>\n<h2>2.3 \u8fde\u63a5\u5230 Redis<\/h2>\n<h3>2.3.1 \u5ba2\u6237\u7aef\u8fde\u63a5\u5230 Redis<\/h3>\n<p><strong>1.\u672c\u673a\u65e0\u5bc6\u7801\u8fde\u63a5<\/strong><\/p>\n<pre><code class=\"language-bash\">redis-cli<\/code><\/pre>\n<p><strong>2.\u8de8\u4e3b\u673a\u65e0\u5bc6\u7801\u8fde\u63a5<\/strong><\/p>\n<pre><code class=\"language-bash\">redis-cli -h HOSTNAME\/IP -p PORT<\/code><\/pre>\n<p><strong>3.\u8de8\u4e3b\u673a\u5bc6\u7801\u8fde\u63a5<\/strong><\/p>\n<pre><code class=\"language-bash\">redis-cli -h HOSTNAME\/IP -p PORT -a PASSWORD<\/code><\/pre>\n<h3>2.3.2 \u7a0b\u5e8f\u8fde\u63a5 Redis<\/h3>\n<p>redis \u652f\u6301\u591a\u79cd\u5f00\u53d1\u8bed\u8a00\u8bbf\u95ee<\/p>\n<pre><code class=\"language-http\">https:\/\/redis.io\/docs\/latest\/develop\/clients\/<\/code><\/pre>\n<p><img decoding=\"async\" src=\"https:\/\/typora-images-1307361841.cos.ap-beijing.myqcloud.com\/img\/image-20241218152549416.png\" alt=\"image-20241218152549416\" \/> <\/p>\n<p><strong>shell \u811a\u672c\u5199\u5165\u6570\u636e\u5230 Redis<\/strong><\/p>\n<pre><code class=\"language-bash\">#!\/bin\/bash\n\nNUM=100\nPASS=123456\n\nfor i in `seq $NUM`; do\n    redis-cli -h 127.0.0.1 -a &quot;$PASS&quot; --no-auth-warning set key${i} value${i}\n    echo &quot;key${i} value${i} \u5199\u5165\u5b8c\u6210&quot;\ndone\n\necho &quot;$NUM \u4e2akey\u5199\u5165\u5230Redis\u5b8c\u6210&quot;<\/code><\/pre>\n<h1>3.Redis \u7684\u591a\u5b9e\u4f8b<\/h1>\n<blockquote>\n<p>\u5728\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u4e3a\u4e86\u66f4\u597d\u5730\u5229\u7528\u8d44\u6e90\u3001\u5b9e\u73b0\u591a\u79df\u6237\u9694\u79bb\u6216\u5206\u79bb\u4e0d\u540c\u4e1a\u52a1\u7684\u6570\u636e\u4e0e\u914d\u7f6e\uff0c\u8fd0\u7ef4\u4eba\u5458\u5f80\u5f80\u4f1a\u5728\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u591a\u4e2a Redis \u5b9e\u4f8b\u3002Redis \u7684\u591a\u5b9e\u4f8b\u90e8\u7f72\u5e76\u975eRedis\u5185\u5efa\u7684\u7279\u6027\uff0c\u800c\u662f\u901a\u8fc7\u4e3a\u6bcf\u4e2a\u5b9e\u4f8b\u6307\u5b9a\u72ec\u7acb\u7684\u914d\u7f6e\u6587\u4ef6\u3001\u72ec\u7acb\u7684\u8fd0\u884c\u7aef\u53e3\u4e0e\u6570\u636e\u76ee\u5f55\u6765\u5b9e\u73b0\u7684\u3002\u4ee5\u4e0b\u662f\u5173\u4e8eRedis\u591a\u5b9e\u4f8b\u7684\u8be6\u7ec6\u8bb2\u89e3\uff1a<\/p>\n<h3>\u4e3a\u4ec0\u4e48\u9700\u8981\u591a\u5b9e\u4f8b<\/h3>\n<ol>\n<li><strong>\u8d44\u6e90\u9694\u79bb\u4e0e\u591a\u79df\u6237\u652f\u6301<\/strong>\uff1a<br \/>\n\u5728\u67d0\u4e9b\u573a\u666f\u4e0b\uff0c\u4e0d\u540c\u7684\u4e1a\u52a1\u7ebf\u6216\u4e0d\u540c\u7684\u7528\u6237\u9700\u8981\u72ec\u7acb\u7684Redis\u670d\u52a1\uff0c\u4ee5\u514d\u6570\u636e\u548c\u6027\u80fd\u76f8\u4e92\u5f71\u54cd\u3002\u591a\u5b9e\u4f8b\u53ef\u4ee5\u4e3a\u6bcf\u4e2a\u4e1a\u52a1\u8fd0\u884c\u72ec\u7acb\u7684Redis\uff0c\u4fdd\u8bc1\u6570\u636e\u548c\u8bbf\u95ee\u6d41\u91cf\u7684\u9694\u79bb\u3002<\/li>\n<li><strong>\u4e0d\u540c\u7684\u914d\u7f6e\u8981\u6c42<\/strong>\uff1a<br \/>\n\u67d0\u4e9b\u4e1a\u52a1\u53ef\u80fd\u9700\u8981\u4e0d\u540c\u7684\u6301\u4e45\u5316\u7b56\u7565\uff08RDB\u6216AOF\uff09\u3001\u5185\u5b58\u7ba1\u7406\u7b56\u7565\u6216\u5b89\u5168\u8bbe\u7f6e\u3002\u591a\u5b9e\u4f8b\u90e8\u7f72\u5141\u8bb8\u9488\u5bf9\u6bcf\u4e2a\u5b9e\u4f8b\u4f7f\u7528\u5355\u72ec\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u4ece\u800c\u7075\u6d3b\u5b9a\u5236\u6bcf\u4e2a\u5b9e\u4f8b\u7684\u884c\u4e3a\u3002<\/li>\n<li><strong>\u66f4\u597d\u5730\u5229\u7528\u786c\u4ef6\u8d44\u6e90<\/strong>\uff1a<br \/>\n\u4e00\u53f0\u7269\u7406\u673a\/\u865a\u62df\u673a\u7684CPU\u3001\u5185\u5b58\u3001\u7f51\u7edc\u8d44\u6e90\u8f83\u4e3a\u5145\u88d5\u65f6\uff0c\u53ef\u4ee5\u5728\u540c\u4e00\u53f0\u673a\u5668\u4e0a\u8fd0\u884c\u591a\u4e2aRedis\u5b9e\u4f8b\uff0c\u5145\u5206\u5229\u7528\u786c\u4ef6\u8d44\u6e90\u3002\u5c24\u5176\u5728\u5185\u5b58\u8f83\u5927\u65f6\uff0c\u4e0d\u540c\u5b9e\u4f8b\u5206\u522b\u4f5c\u4e3a\u7f13\u5b58\u3001\u961f\u5217\u3001\u4f1a\u8bdd\u5b58\u50a8\u4f7f\u7528\uff0c\u53ef\u4ee5\u6700\u5927\u5316\u786c\u4ef6\u5229\u7528\u7387\u3002<\/li>\n<\/ol>\n<h3>\u914d\u7f6e\u591a\u5b9e\u4f8b\u7684\u5173\u952e\u70b9<\/h3>\n<ol>\n<li>\n<p><strong>\u72ec\u7acb\u7684\u914d\u7f6e\u6587\u4ef6<\/strong>\uff1a<br \/>\n\u6bcf\u4e2a\u5b9e\u4f8b\u90fd\u9700\u8981\u4e00\u4e2a\u72ec\u7acb\u7684\u914d\u7f6e\u6587\u4ef6\uff08\u4f8b\u5982 <code>redis-6379.conf<\/code>, <code>redis-6380.conf<\/code>\uff09\u3002<br \/>\n\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u9700\u8981\u6ce8\u610f\u5982\u4e0b\u53c2\u6570\uff1a<\/p>\n<ul>\n<li><code>port<\/code>\uff1a\u6bcf\u4e2a\u5b9e\u4f8b\u5fc5\u987b\u4f7f\u7528\u4e0d\u540c\u7684\u7aef\u53e3\uff0c\u59826379\u30016380\u30016381\u7b49\u3002<\/li>\n<li><code>pidfile<\/code>\uff1a\u6bcf\u4e2a\u5b9e\u4f8b\u9700\u8981\u72ec\u7acb\u7684PID\u6587\u4ef6\uff0c\u5982 <code>\/var\/run\/redis_6379.pid<\/code> \u3001<code>\/var\/run\/redis_6380.pid<\/code>\u3002<\/li>\n<li><code>logfile<\/code>\uff1a\u4e3a\u6bcf\u4e2a\u5b9e\u4f8b\u6307\u5b9a\u72ec\u7acb\u7684\u65e5\u5fd7\u6587\u4ef6\uff0c\u5982 <code>\/var\/log\/redis_6379.log<\/code>\u3001<code>\/var\/log\/redis_6380.log<\/code>\u3002<\/li>\n<li><code>dir<\/code>\uff1a\u4e3a\u6bcf\u4e2a\u5b9e\u4f8b\u6307\u5b9a\u72ec\u7acb\u7684\u6570\u636e\u76ee\u5f55\uff0c\u5982 <code>\/var\/lib\/redis\/6379\/<\/code>\u3001<code>\/var\/lib\/redis\/6380\/<\/code>\uff0c\u786e\u4fddRDB\u6216AOF\u6587\u4ef6\u4e0d\u51b2\u7a81\u3002<\/li>\n<li><code>daemonize yes<\/code>\uff1a\u901a\u5e38\u5728\u751f\u4ea7\u4e2d\uff0c\u591a\u5b9e\u4f8b\u90fd\u4ee5\u5b88\u62a4\u8fdb\u7a0b\u65b9\u5f0f\u540e\u53f0\u8fd0\u884c\u3002\u5229\u7528 systemd \u7684\u8fdb\u7a0b\u76d1\u7763\u80fd\u529b\uff0c\u5373\u4f7f\u7528 <code>--supervised systemd<\/code> \u53c2\u6570\u65f6\uff0c\u5fc5\u987b\u5c06 <code>daemonize<\/code> \u8bbe\u4e3a <code>no<\/code>\u3002\u5982\u679c\u5c06 <code>daemonize<\/code> \u8bbe\u4e3a <code>yes<\/code>\uff0c\u5219\u4e0e systemd \u7684\u76d1\u7763\u6a21\u5f0f\u76f8\u77db\u76fe\uff0c\u5bfc\u81f4 Redis \u65e0\u6cd5\u6b63\u5e38\u901a\u8fc7 systemd \u8fdb\u884c\u7ba1\u7406\u548c\u76d1\u63a7\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u72ec\u7acb\u7684\u542f\u52a8\u547d\u4ee4<\/strong>\uff1a<br \/>\n\u542f\u52a8\u65f6\u4e3a\u6bcf\u4e2a\u5b9e\u4f8b\u6307\u5b9a\u76f8\u5e94\u7684\u914d\u7f6e\u6587\u4ef6\u3002\u5e38\u7528\u547d\u4ee4\u5f62\u5f0f\uff1a<\/p>\n<pre><code class=\"language-bash\">redis-server \/path\/to\/redis-6379.conf\nredis-server \/path\/to\/redis-6380.conf<\/code><\/pre>\n<p>\u786e\u4fdd\u6bcf\u4e2a\u5b9e\u4f8b\u6b63\u5e38\u76d1\u542c\u81ea\u5df1\u7684\u7aef\u53e3\u5e76\u4f7f\u7528\u81ea\u5df1\u7684\u914d\u7f6e\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u670d\u52a1\u7ba1\u7406\u4e0e\u5b88\u62a4\u8fdb\u7a0b<\/strong>\uff1a<br \/>\n\u4e3a\u6bcf\u4e2a\u5b9e\u4f8b\u521b\u5efa\u5355\u72ec\u7684systemd\u670d\u52a1\u6587\u4ef6\u6216init\u811a\u672c\uff0c\u65b9\u4fbf\u8fd0\u7ef4\u7ba1\u7406\u3002\u5982\u5728systemd\u4e2d\u521b\u5efa <code>\/etc\/systemd\/system\/redis@6379.service<\/code>\u3001<code>redis@6380.service<\/code> \u7b49\u6587\u4ef6\uff0c\u7136\u540e\u901a\u8fc7 <code>systemctl start redis@6379<\/code> \u542f\u52a8\u6307\u5b9a\u5b9e\u4f8b\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5b89\u5168\u4e0e\u8bbf\u95ee\u63a7\u5236<\/strong>\uff1a<br \/>\n\u786e\u4fdd\u4e3a\u6bcf\u4e2a\u5b9e\u4f8b\u8bbe\u7f6e\u5408\u7406\u7684\u8bbf\u95ee\u63a7\u5236\uff0c\u5982 <code>bind<\/code>\u53c2\u6570\u3001<code>protected-mode<\/code>\u8bbe\u7f6e\u3001<code>requirepass<\/code>\u6216ACL\u7b56\u7565\u3002\u591a\u5b9e\u4f8b\u8fd0\u884c\u65f6\u5e94\u786e\u4fdd\u4e0d\u540c\u5b9e\u4f8b\u7684\u6570\u636e\u548c\u8bbf\u95ee\u7b56\u7565\u72ec\u7acb\uff0c\u907f\u514d\u5b89\u5168\u9690\u60a3\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u76d1\u63a7\u4e0e\u62a5\u8b66<\/strong>\uff1a<br \/>\n\u591a\u5b9e\u4f8b\u8fd0\u884c\u65f6\u9700\u8981\u5bf9\u6bcf\u4e2a\u5b9e\u4f8b\u5206\u522b\u8fdb\u884c\u76d1\u63a7\uff0c\u6536\u96c6\u5176\u5185\u5b58\u4f7f\u7528\u3001\u8fde\u63a5\u6570\u3001QPS\u3001\u5ef6\u8fdf\u3001\u6162\u67e5\u8be2\u7b49\u6307\u6807\uff0c\u5e76\u5bf9\u5f02\u5e38\u60c5\u51b5\u53ca\u65f6\u62a5\u8b66\u3002<\/p>\n<\/li>\n<\/ol>\n<h3>\u4e3e\u4f8b\uff1a\u591a\u5b9e\u4f8b\u6587\u4ef6\u7ec4\u7ec7\u5f62\u5f0f<\/h3>\n<pre><code class=\"language-bash\">\/etc\/redis\/\n\u251c\u2500 redis-6379.conf\n\u251c\u2500 redis-6380.conf\n\u2514\u2500 redis-6381.conf\n\n\/var\/lib\/redis\/\n\u251c\u2500 6379\/\n\u2502  \u251c\u2500 dump.rdb\n\u2502  \u2514\u2500 appendonly.aof\n\u251c\u2500 6380\/\n\u2502  \u251c\u2500 dump.rdb\n\u2502  \u2514\u2500 appendonly.aof\n\u2514\u2500 6381\/\n   \u251c\u2500 dump.rdb\n   \u2514\u2500 appendonly.aof\n\n\/var\/log\/\n\u251c\u2500 redis_6379.log\n\u251c\u2500 redis_6380.log\n\u2514\u2500 redis_6381.log<\/code><\/pre>\n<h3>\u603b\u7ed3<\/h3>\n<p>Redis\u591a\u5b9e\u4f8b\u90e8\u7f72\u662f\u901a\u8fc7\u4e3a\u6bcf\u4e2a\u5b9e\u4f8b\u63d0\u4f9b\u72ec\u7acb\u7684\u7aef\u53e3\u3001\u72ec\u7acb\u7684\u914d\u7f6e\u6587\u4ef6\u4ee5\u53ca\u6570\u636e\u548c\u65e5\u5fd7\u76ee\u5f55\u6765\u5b9e\u73b0\u7684\u3002\u8fd9\u79cd\u65b9\u5f0f\u5728\u540c\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\u5b9e\u73b0\u4e86\u7075\u6d3b\u7684\u8d44\u6e90\u5206\u914d\u548c\u591a\u79df\u6237\u652f\u6301\u3002\u901a\u8fc7\u7cbe\u5fc3\u914d\u7f6e\u548c\u7ba1\u7406\uff0c\u8fd0\u7ef4\u4eba\u5458\u80fd\u591f\u540c\u65f6\u8fd0\u884c\u591a\u4e2aRedis\u5b9e\u4f8b\uff0c\u4e3a\u4e0d\u540c\u5e94\u7528\u63d0\u4f9b\u9ad8\u6548\u3001\u72ec\u7acb\u800c\u53c8\u7ecf\u6d4e\u5b9e\u60e0\u7684\u5185\u5b58\u6570\u636e\u5b58\u50a8\u670d\u52a1\u3002<\/p>\n<\/blockquote>\n<p><strong>\u6848\u4f8b:\u4ee5\u7f16\u8bd1\u5b89\u88c5\u4e3a\u4f8b\u5b9e\u73b0 Redis \u591a\u5b9e\u4f8b<\/strong><\/p>\n<pre><code class=\"language-bash\"># \u751f\u6210\u7684\u6587\u4ef6\u5217\u8868\n[root@Rocky9.4 ~]#ll \/apps\/redis\/\ntotal 0\ndrwxr-xr-x 2 redis redis 134 Dec 17 23:22 bin\ndrwxr-xr-x 2 redis redis  22 Dec 18 20:04 data\ndrwxr-xr-x 2 redis redis  24 Dec 18 20:04 etc\ndrwxr-xr-x 2 redis redis  28 Dec 17 23:22 log\ndrwxr-xr-x 2 redis redis  28 Dec 18 20:04 run\n\n[root@Rocky9.4 redis]#tree \/apps\/redis\/\n\/apps\/redis\/\n\u251c\u2500\u2500 bin\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 redis-benchmark\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 redis-check-aof -&gt; redis-server\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 redis-check-rdb -&gt; redis-server\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 redis-cli\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 redis-sentinel -&gt; redis-server\n\u2502\u00a0\u00a0 \u2514\u2500\u2500 redis-server\n\u251c\u2500\u2500 data\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 dump-6379.rdb\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 dump-6380.rdb\n\u2502\u00a0\u00a0 \u2514\u2500\u2500 dump-6381.rdb\n\u251c\u2500\u2500 etc\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 redis_6379.conf\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 redis_6380.conf\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 redis_6381.conf\n\u2502\u00a0\u00a0 \u2514\u2500\u2500 redis.conf\n\u251c\u2500\u2500 log\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 redis-6379.log\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 redis-6380.log\n\u2502\u00a0\u00a0 \u2514\u2500\u2500 redis-6381.log\n\u2514\u2500\u2500 run\n    \u251c\u2500\u2500 redis-6379.pid\n    \u251c\u2500\u2500 redis-6380.pid\n    \u2514\u2500\u2500 redis-6381.pid\n\n5 directories, 19 files\n\n# \u914d\u7f6e\u6587\u4ef6\u9700\u8981\u4fee\u6539\u7684\u5730\u65b9\nvim \/apps\/redis\/etc\/redis_6379.conf\nbind 0.0.0.0 -::1\nport 6379\ndaemonize no\npidfile \/apps\/redis\/run\/redis-6379.pid\nlogfile \/apps\/redis\/log\/redis-6379.log\n# \u5199\u5165\u6570\u636e\u7684\u65f6\u5019,\u5e76\u4e14\u6ee1\u8db3save\u624d\u4f1a\u751f\u4ea7dump-6379.rdb\u8fd9\u4e2a\u6587\u4ef6\ndbfilename dump-6379.rdb\ndir \/apps\/redis\/data\/\n# 3600\u79d2,\u5199\u4e00\u6b21\u6570\u636e 300\u79d2,100\u6b21\u6570\u636e,60\u79d2,10000\u6b21\u6570\u636e \u6ee1\u8db3\u5c31\u4f1a\u5907\u4efd,\u4e3a\u4e86\u66f4\u5feb\u7684\u770b\u5230\u6548\u679c\u53ef\u4ee5\u66f4\u6539,\u4f8b\u5982:save 60 1\nsave 3600 1 300 100 60 10000\nappendfilename &quot;appendonly-6379.aof&quot;\n\nvim \/apps\/redis\/etc\/redis_6380.conf\nbind 0.0.0.0 -::1\nport 6380\ndaemonize no\npidfile \/apps\/redis\/run\/redis-6380.pid\nlogfile \/apps\/redis\/log\/redis-6380.log\ndbfilename dump-6380.rdb\ndir \/apps\/redis\/data\/\nsave 3600 1 300 100 60 10000\nappendfilename &quot;appendonly-6380.aof&quot;\n\nvim \/apps\/redis\/etc\/redis_6381.conf\nbind 0.0.0.0 -::1\nport 6381\ndaemonize no\npidfile \/apps\/redis\/run\/redis-6381.pid\nlogfile \/apps\/redis\/log\/redis-6381.log\ndbfilename dump-6381.rdb\ndir \/apps\/redis\/data\/\nsave 3600 1 300 100 60 10000\nappendfilename &quot;appendonly-6381.aof&quot;\n\n# \u521b\u5efaservice\u6587\u4ef6\n# 1.\/usr\/lib\/systemd\/system\/redis6379.service\n[Unit]\nDescription=Redis persistent key-value database\nAfter=network.target\n\n[Service]\nExecStart=\/apps\/redis\/bin\/redis-server \/apps\/redis\/etc\/redis_6379.conf --supervised systemd\nExecStop=\/bin\/kill -s QUIT $MAINPID\nType=notify\nUser=redis\nGroup=redis\nRuntimeDirectory=redis\nRuntimeDirectoryMode=0755\n\n[Install]\nWantedBy=multi-user.target\n\n[root@Rocky9.4 ~]#\n\n# 2.\/usr\/lib\/systemd\/system\/redis6380.service\n[Unit]\nDescription=Redis persistent key-value database\nAfter=network.target\n\n[Service]\nExecStart=\/apps\/redis\/bin\/redis-server \/apps\/redis\/etc\/redis_6380.conf --supervised systemd\nExecStop=\/bin\/kill -s QUIT $MAINPID\n#Type=notify\nUser=redis\nGroup=redis\nRuntimeDirectory=redis\nRuntimeDirectoryMode=0755\n\n[Install]\nWantedBy=multi-user.target\n\n[root@Rocky9.4 ~]#\n\n# 3.\/usr\/lib\/systemd\/system\/redis6381.service\n[Unit]\nDescription=Redis persistent key-value database\nAfter=network.target\n\n[Service]\nExecStart=\/apps\/redis\/bin\/redis-server \/apps\/redis\/etc\/redis_6381.conf --supervised systemd\nExecStop=\/bin\/kill -s QUIT $MAINPID\n#Type=notify\nUser=redis\nGroup=redis\nRuntimeDirectory=redis\nRuntimeDirectoryMode=0755\n\n[Install]\nWantedBy=multi-user.target\n[root@Rocky9.4 ~]#\n\nsystemctl daemon-reload\nsystemctl enable --now redis6379.service redis6380.service redis6381.service\n# \u8fd9\u91cc\u6709\u4e2a\u95ee\u9898,\u901a\u8fc7\u4e8c\u8fdb\u5236\u5b89\u88c5\u597d\u7684Redis,start\u7684\u65f6\u5019\u7528tab\u952e\u65e0\u6cd5\u8865\u5168<\/code><\/pre>\n<h1>4.Redis \u6301\u4e45\u5316<\/h1>\n<p>Redis \u662f\u4e00\u4e2a\u57fa\u4e8e\u5185\u5b58\u7684\u6570\u636e\u7ed3\u6784\u5b58\u50a8\u7cfb\u7edf\uff0c\u4f46\u5b83\u63d0\u4f9b\u4e86\u591a\u79cd\u6301\u4e45\u5316\u673a\u5236\uff0c\u53ef\u4ee5\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u4fdd\u5b58\u5230\u78c1\u76d8\u4e2d\uff0c\u4ece\u800c\u5728 Redis \u91cd\u542f\u6216\u670d\u52a1\u5668\u5b95\u673a\u540e\u4f9d\u7136\u80fd\u591f\u6062\u590d\u6570\u636e\u3002Redis \u4e3b\u8981\u63d0\u4f9b\u4e86\u4e24\u79cd\u6301\u4e45\u5316\u65b9\u5f0f\uff1a<strong>RDB\uff08Redis Database\uff09<\/strong> \u548c <strong>AOF\uff08Append Only File\uff09<\/strong>\u3002\u8fd9\u4e24\u79cd\u65b9\u5f0f\u53ef\u4ee5\u5355\u72ec\u4f7f\u7528\uff0c\u4e5f\u53ef\u4ee5\u914d\u5408\u4f7f\u7528\uff0c\u5177\u4f53\u9009\u62e9\u53d6\u51b3\u4e8e\u4e1a\u52a1\u9700\u6c42\uff08\u5bf9\u6570\u636e\u4e00\u81f4\u6027\u3001\u5199\u5165\u6027\u80fd\u3001\u78c1\u76d8\u7a7a\u95f4\u7b49\u7684\u4e0d\u540c\u8981\u6c42\uff09\u3002<\/p>\n<h2>4.1 RDB(Redis Database)<\/h2>\n<p>RDB \u65b9\u5f0f\u662f Redis \u6700\u65e9\u7684\u6301\u4e45\u5316\u6a21\u5f0f\uff0c\u5373<strong>\u5728\u67d0\u4e2a\u65f6\u95f4\u70b9\u5bf9\u5185\u5b58\u6570\u636e\u505a\u5feb\u7167<\/strong>\uff0c\u5e76\u4fdd\u5b58\u5230\u4e00\u4e2a <code>.rdb<\/code> \u6587\u4ef6\u4e2d<\/p>\n<h3>4.1.1 RDB \u7684\u5de5\u4f5c\u673a\u5236<\/h3>\n<blockquote>\n<p>\u65b9\u6cd51:<\/p>\n<p><strong>SAVE<\/strong> \u547d\u4ee4\u662f\u201c\u963b\u585e\u5f0f\u201d\u4fdd\u5b58\uff0cRedis <strong>\u4e0d\u4f1a<\/strong>\u521b\u5efa\u5b50\u8fdb\u7a0b\uff0c\u800c\u662f\u76f4\u63a5\u7531\u4e3b\u8fdb\u7a0b\u628a\u5185\u5b58\u6570\u636e\u5199\u5230 RDB \u6587\u4ef6\u91cc\u3002<\/p>\n<\/blockquote>\n<pre><code class=\"language-bash\">[root@Rocky9.4 redis]#( redis-cli -a 123456 save &amp; );pstree -p | grep redis-server;ls \/apps\/redis\/data\/ -lh\nWarning: Using a password with &#039;-a&#039; or &#039;-u&#039; option on the command line interface may not be safe.\n           |-redis-server(28847)-+-{redis-server}(28854)\n           |                     |-{redis-server}(28855)\n           |                     |-{redis-server}(28856)\n           |                     |-{redis-server}(28857)\n           |                     `-{redis-server}(28858)\ntotal 180M\n-rw-r--r-- 1 redis redis 180M Dec 23 18:48 dump_6379.rdb\n-rw-r--r-- 1 redis redis  48K Dec 23 21:45 temp-28847.rdb\n<\/code><\/pre>\n<p>\u4f7f\u7528 python \u811a\u672c\u5b58\u5165\u4e00\u5343\u4e07\u6761\u6570\u636e,\u518d\u8fdb\u884c\u5907\u4efd\u770b\u5230\u4e0b\u9762\u7684\u73b0\u8c61<\/p>\n<pre><code class=\"language-python\"># \u8fd9\u4e2a\u9700\u8981\u4f7f\u7528pip install redis\u6765\u5b89\u88c5redis\u5305\nimport redis\n\npool=redis.ConnectionPool(host=&quot;10.0.0.41&quot;,port=6379,password=&quot;123456&quot;)\nr=redis.Redis(connection_pool=pool)\nfor i in range(10000000):\n    r.set(&quot;k%d&quot; % i,&quot;v%d&quot; % i)\n    data=r.get(&quot;k%d&quot; % i)\n    print(data)<\/code><\/pre>\n<p><img decoding=\"async\" src=\"https:\/\/typora-images-1307361841.cos.ap-beijing.myqcloud.com\/img\/image-20241223215647425.png\" alt=\"image-20241223215647425\" \/><\/p>\n<blockquote>\n<p>\u65b9\u6cd52:<\/p>\n<p><strong>BGSAVE<\/strong> \u624d\u662f\u201c\u540e\u53f0\u201d\u4fdd\u5b58\uff0cRedis \u4f1a <strong>fork<\/strong> \u4e00\u4e2a\u5b50\u8fdb\u7a0b\u6765\u5b8c\u6210 RDB \u6301\u4e45\u5316\uff0c\u4e3b\u8fdb\u7a0b\u7ee7\u7eed\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u3002<\/p>\n<\/blockquote>\n<pre><code class=\"language-bash\">[root@Rocky9.4 data]#redis-cli -a 123456\nWarning: Using a password with &#039;-a&#039; or &#039;-u&#039; option on the command line interface may not be safe.\n127.0.0.1:6379&gt; bgsave\nBackground saving started\n127.0.0.1:6379&gt;\n\n# \u751f\u4ea7\u4e34\u65f6\u6587\u4ef6,fork \u5b50\u8fdb\u7a0b pid\u662f920,\u4ecetemp-920.rdb\u4e5f\u53ef\u4ee5\u770b\u51fa\u662f\u8fdb\u7a0b920\u5728\u5907\u4efd\n[root@Rocky9.4 data]#pstree -p | grep redis-server;ls \/apps\/redis\/data\/ -lh\n           |-redis-server(638)-+-redis-server(920)\n           |                   |-{redis-server}(666)\n           |                   |-{redis-server}(667)\n           |                   |-{redis-server}(668)\n           |                   |-{redis-server}(669)\n           |                   `-{redis-server}(671)\ntotal 128M\n-rw-r--r-- 1 redis redis 67M Dec 24 14:43 temp-920.rdb\n# \u5907\u4efd\u7ed3\u675f\u4ee5\u540e,\u5c06\u6587\u4ef6\u91cd\u547d\u540d\n[root@Rocky9.4 data]#pstree -p | grep redis-server;ls \/apps\/redis\/data\/ -lh\n           |-redis-server(638)-+-{redis-server}(666)\n           |                   |-{redis-server}(667)\n           |                   |-{redis-server}(668)\n           |                   |-{redis-server}(669)\n           |                   `-{redis-server}(671)\ntotal 180M\n-rw-r--r-- 1 redis redis 180M Dec 24 14:43 dump_6379.rdb\n\n# \u4e5f\u53ef\u4ee5\u67e5\u770b\u65e5\u5fd7\n[root@Rocky9.4 data]#tail -f ..\/log\/redis-6379.log\n# bgsave\u7684\u65e5\u5fd7,\u4f1a\u663e\u793a\u51fa\u5177\u4f53\u7684\u5b50\u8fdb\u7a0b\u7f16\u53f7\n638:M 24 Dec 2024 15:15:14.746 * Background saving started by pid 1037\n1037:C 24 Dec 2024 15:15:22.016 * DB saved on disk\n1037:C 24 Dec 2024 15:15:22.026 * Fork CoW for RDB: current 0 MB, peak 0 MB, average 0 MB\n638:M 24 Dec 2024 15:15:22.095 * Background saving terminated with success\n\n# save\u7684\u65e5\u5fd7\n638:M 24 Dec 2024 15:20:09.364 * DB saved on disk<\/code><\/pre>\n<p><img decoding=\"async\" src=\"https:\/\/typora-images-1307361841.cos.ap-beijing.myqcloud.com\/img\/image-20241224150259770.png\" alt=\"image-20241224150259770\" \/> <\/p>\n<blockquote>\n<p>\u65b9\u6cd53:<\/p>\n<p>Redis \u4f1a\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u8bbe\u7f6e<strong>\u89e6\u53d1 RDB \u751f\u6210\u5feb\u7167<\/strong>\u7684\u6761\u4ef6\uff0c\u5178\u578b\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">save 900 1   # \u5728900\u79d2\u5185(15\u5206\u949f)\u81f3\u5c11\u67091\u4e2a\u952e\u53d1\u751f\u53d8\u52a8\uff0c\u5219\u89e6\u53d1\u4fdd\u5b58\u5feb\u7167\nsave 300 10  # \u5728300\u79d2\u5185(5\u5206\u949f)\u81f3\u5c11\u670910\u4e2a\u952e\u53d1\u751f\u53d8\u52a8\uff0c\u5219\u89e6\u53d1\u4fdd\u5b58\u5feb\u7167\nsave 60 10000# \u572860\u79d2\u5185(1\u5206\u949f)\u81f3\u5c11\u670910000\u4e2a\u952e\u53d1\u751f\u53d8\u52a8\uff0c\u5219\u89e6\u53d1\u4fdd\u5b58\u5feb\u7167\n\n# \u4e0a\u9762\u662f\u4e4b\u524d\u8001\u7248\u672c\u7684\u5199\u6cd5,\u5199\u5728\u65b0\u7248\u672c\u7684\u5199\u6cd5:\nsave 3600 1 300 100 60 10000<\/code><\/pre>\n<p>\u89e6\u53d1\u5feb\u7167\u540e\uff0cRedis \u901a\u8fc7<strong>fork<\/strong> \u51fa\u4e00\u4e2a\u5b50\u8fdb\u7a0b\uff0c\u5b50\u8fdb\u7a0b\u8d1f\u8d23\u5c06\u5185\u5b58\u6570\u636e\u5199\u5165\u4e34\u65f6\u7684 RDB \u6587\u4ef6\uff1b\u7236\u8fdb\u7a0b\u7ee7\u7eed\u5904\u7406\u5ba2\u6237\u7aef\u8bf7\u6c42\uff0c\u56e0\u6b64\u5728\u5feb\u7167\u751f\u6210\u7684\u8fc7\u7a0b\u4e2d\uff0cRedis \u4ecd\u7136\u80fd\u591f\u670d\u52a1\u8bfb\u5199\u8bf7\u6c42\u3002<\/p>\n<p>\u5f53\u5b50\u8fdb\u7a0b\u5c06\u6570\u636e\u5199\u5b8c\u540e\uff0c\u4f1a<strong>\u539f\u5b50\u6027<\/strong>\u5730\u7528\u4e34\u65f6\u6587\u4ef6\u66ff\u6362\u539f\u5148\u7684 RDB \u6587\u4ef6\uff0c\u4ee5\u786e\u4fdd\u5728\u66ff\u6362\u524d\u7684 RDB \u6587\u4ef6\u4f9d\u7136\u53ef\u7528\u3002\u8fd9\u4e2a\u548cbgsave\u7684\u6a21\u5f0f\u662f\u4e00\u6837\u7684.<\/p>\n<\/blockquote>\n<h3>4.1.2 RDB \u7684\u4f18\u70b9<\/h3>\n<ol>\n<li><strong>\u6027\u80fd\u5f00\u9500\u5c0f<\/strong>\uff1a\u7531\u4e8e\u751f\u6210\u5feb\u7167\u65f6\u662f\u901a\u8fc7 fork \u5b50\u8fdb\u7a0b\u6765\u6267\u884c\uff0c\u4e3b\u8fdb\u7a0b\u53ea\u9700\u505a\u5c11\u91cf\u5de5\u4f5c\uff0c\u5bf9\u6027\u80fd\u5f71\u54cd\u8f83\u5c0f\u3002<\/li>\n<li><strong>\u9002\u5408\u505a\u51b7\u5907<\/strong>\uff1a\u5982\u679c\u4e1a\u52a1\u5141\u8bb8\u4e00\u5b9a\u7a0b\u5ea6\u7684\u6570\u636e\u4e22\u5931\uff08\u56e0\u4e3a RDB \u53ea\u80fd\u53cd\u6620\u751f\u6210\u5feb\u7167\u65f6\u7684\u6570\u636e\u72b6\u6001\uff09\uff0c\u90a3\u4e48 RDB \u975e\u5e38\u7b80\u6d01\u4e14\u5bb9\u6613\u505a\u51b7\u5907\u4efd\u4e0e\u5168\u91cf\u5907\u4efd\u3002<\/li>\n<li><strong>\u542f\u52a8\u901f\u5ea6\u5feb<\/strong>\uff1a\u4ece RDB \u6587\u4ef6\u8fdb\u884c\u6570\u636e\u6062\u590d\u65f6\uff0c\u56e0\u4e3a\u53ea\u662f\u52a0\u8f7d\u4e00\u4e2a\u5feb\u7167\u6587\u4ef6\uff0c\u542f\u52a8\u901f\u5ea6\u901a\u5e38\u6bd4\u8f83\u5feb\u3002<\/li>\n<\/ol>\n<h3>4.1.3 RDB \u7684\u7f3a\u70b9<\/h3>\n<ol>\n<li><strong>\u53ef\u80fd\u4e22\u5931\u6570\u636e<\/strong>\uff1a\u5feb\u7167\u901a\u5e38\u5e76\u4e0d\u4f1a\u5f88\u9891\u7e41\u5730\u751f\u6210\uff08\u9664\u975e\u4f60\u628a <code>save<\/code> \u6307\u4ee4\u914d\u7f6e\u5f97\u6781\u77ed\uff0c\u8fd9\u4f1a\u5e26\u6765\u6781\u5927\u7684\u6027\u80fd\u635f\u8017\uff09\uff0c\u6240\u4ee5\u5728\u4e24\u6b21\u5feb\u7167\u4e4b\u95f4\u53d1\u751f\u7684\u6570\u636e\u5199\u64cd\u4f5c\u53ef\u80fd\u4f1a\u4e22\u5931\u3002<\/li>\n<li><strong>fork \u5f00\u9500<\/strong>\uff1a\u5728\u5927\u6570\u636e\u91cf\u65f6\u6267\u884c fork \u64cd\u4f5c\u9700\u8981\u5206\u914d\u5b50\u8fdb\u7a0b\u7684\u5185\u5b58\u9875\u8868\uff0c\u4f1a\u6709\u4e00\u5b9a\u7cfb\u7edf\u5f00\u9500\uff0c\u4e14\u5199\u5165 <code>.rdb<\/code> \u6587\u4ef6\u65f6\u4e5f\u4f1a\u6d88\u8017 I\/O \u8d44\u6e90\u3002<\/li>\n<\/ol>\n<h2>4.2 AOF\uff08Append Only File\uff09<\/h2>\n<blockquote>\n<p>\u4ece Redis 7.0.0\u5f00\u59cb\u4ee5\u53ca\u4e4b\u540e\u7684\u7248\u672c\u4e2d\uff0cAOF\uff08Append Only File\uff09\u673a\u5236\u7ecf\u8fc7\u4f18\u5316\uff0c\u5f15\u5165\u4e86\u57fa\u7840 RDB \u6587\u4ef6\u548c\u589e\u91cf AOF \u6587\u4ef6\u7684\u7ec4\u5408\u65b9\u5f0f\u3002\u8fd9\u79cd\u8bbe\u8ba1\u6709\u52a9\u4e8e\u63d0\u9ad8 AOF \u7684\u7ba1\u7406\u6548\u7387\u548c\u6570\u636e\u6062\u590d\u7684\u901f\u5ea6\u3002().<\/p>\n<\/blockquote>\n<p>AOF \u662f\u53e6\u4e00\u79cd\u6301\u4e45\u5316\u65b9\u5f0f\uff0c<strong>\u5b83\u4f1a\u5c06\u6bcf\u6b21\u5199\u64cd\u4f5c\u4ee5\u547d\u4ee4\u7684\u5f62\u5f0f\u8ffd\u52a0\u5230\u4e00\u4e2a\u6587\u4ef6\u4e2d<\/strong>\uff08\u9ed8\u8ba4\u53eb <code>appendonly.aof<\/code>\uff09\uff0c\u4ece\u800c\u5b9e\u73b0\u6570\u636e\u7684\u4fdd\u5b58\u3002<\/p>\n<h3>4.2.1 AOF \u7684\u5de5\u4f5c\u673a\u5236<\/h3>\n<ul>\n<li><strong>\u5199\u547d\u4ee4\u8ffd\u52a0<\/strong>\uff1aRedis \u4f1a\u628a\u6536\u5230\u7684\u6bcf\u6761\u5199\u547d\u4ee4\uff0c\u7528 Redis \u534f\u8bae\u683c\u5f0f\uff08Redis Serialization Protocol\uff09\u8bb0\u5f55\u5230 AOF \u6587\u4ef6\u7684\u672b\u5c3e\u3002<\/li>\n<li>AOF \u5237\u76d8\u7b56\u7565\uff1aRedis \u63d0\u4f9b\u4e86\u591a\u79cd <strong>AOF \u540c\u6b65\u7b56\u7565\uff08\u5373\u4f55\u65f6\u5c06\u547d\u4ee4\u771f\u6b63\u5199\u5230\u78c1\u76d8\uff09<\/strong>\uff0c\u901a\u8fc7 <code>appendfsync<\/code>\u53c2\u6570\u63a7\u5236\uff1a\n<ol>\n<li><code>appendfsync always<\/code>\uff1a\u6bcf\u6b21\u6709\u5199\u64cd\u4f5c\u65f6\u90fd\u540c\u6b65\u5199\u5165\u78c1\u76d8\uff0c\u6700\u5b89\u5168\u4f46\u6700\u6162\u3002<\/li>\n<li><code>appendfsync everysec<\/code>\uff1a\u6bcf\u79d2\u5c06\u7f13\u5b58\u4e2d\u7684\u5199\u547d\u4ee4\u540c\u6b65\u5199\u5230\u78c1\u76d8\uff0c\u9ed8\u8ba4\u914d\u7f6e\uff0c<strong>\u5728\u7cfb\u7edf\u65ad\u7535\u65f6\u6700\u591a\u4e22\u59311\u79d2\u7684\u6570\u636e<\/strong>\u3002<\/li>\n<li><code>appendfsync no<\/code>\uff1a\u7531\u64cd\u4f5c\u7cfb\u7edf\u51b3\u5b9a\u4f55\u65f6\u540c\u6b65\u5199\u5230\u78c1\u76d8\uff0c\u6027\u80fd\u6700\u9ad8\uff0c\u5b89\u5168\u6027\u6700\u4f4e\u3002<\/li>\n<\/ol>\n<\/li>\n<li>AOF \u91cd\u5199\uff08Rewrite\uff09\uff1a\u968f\u7740\u5927\u91cf\u5199\u64cd\u4f5c\u7684\u53d1\u751f\uff0cAOF \u6587\u4ef6\u4f1a\u8d8a\u6765\u8d8a\u5927\uff0c\u56e0\u6b64\u9700\u8981\u5bf9 AOF \u6587\u4ef6\u8fdb\u884c\u201c\u91cd\u5199\u538b\u7f29\u201d\u3002\n<ul>\n<li>Redis \u4f1a fork \u51fa\u5b50\u8fdb\u7a0b\uff0c\u628a\u5185\u5b58\u4e2d\u7684\u6570\u636e\u4ee5\u6700\u7cbe\u7b80\u7684\u547d\u4ee4\u96c6\u5408\u91cd\u65b0\u5199\u5230\u4e00\u4e2a\u65b0\u6587\u4ef6\u4e2d\u3002<\/li>\n<li>\u91cd\u5199\u8fc7\u7a0b\u4e2d\uff0c\u4e3b\u8fdb\u7a0b\u6301\u7eed\u5c06\u65b0\u7684\u5199\u64cd\u4f5c\u547d\u4ee4\u8ffd\u52a0\u5230\u4e00\u4e2a\u7f13\u51b2\u533a\uff0c\u5f85\u5b50\u8fdb\u7a0b\u91cd\u5199\u5b8c\u6210\u540e\uff0c\u518d\u5c06\u8fd9\u4e9b\u547d\u4ee4\u540c\u6b65\u5230\u65b0\u6587\u4ef6\u672b\u5c3e\uff0c\u6700\u540e\u539f\u5b50\u5730\u66ff\u6362\u65e7 AOF \u6587\u4ef6\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>4.2.2 AOF \u7684\u4f18\u70b9<\/h3>\n<ol>\n<li><strong>\u6570\u636e\u5b89\u5168<\/strong>\uff1aAOF \u53ef\u4ee5\u914d\u7f6e\u6210\u6bcf\u6b21\u5199\u64cd\u4f5c\u90fd\u5199\u5165\u78c1\u76d8\uff08<code>always<\/code>\uff09\uff0c\u6216\u8005\u81f3\u5c11\u6bcf\u79d2\u5199\u4e00\u6b21\uff08<code>everysec<\/code>\uff09\uff0c\u76f8\u6bd4 RDB\uff0c\u6570\u636e\u4e22\u5931\u7684\u98ce\u9669\u4f1a\u5c0f\u5f97\u591a\u3002<\/li>\n<li><strong>\u65e5\u5fd7\u8bb0\u5f55<\/strong>\uff1aAOF \u6587\u4ef6\u662f\u6309\u547d\u4ee4\u8bb0\u5f55\u7684\u6587\u672c\u6587\u4ef6\uff0c\u4eba\u4e3a\u53ef\u8bfb\uff0c\u5e76\u4e14\u5728\u51fa\u73b0\u7d27\u6025\u60c5\u51b5\u65f6\u53ef\u4ee5\u5bf9\u5176\u8fdb\u884c\u5206\u6790\u6216\u4fee\u590d\uff08\u6bd4\u5982\u624b\u52a8\u5220\u9664\u9519\u8bef\u6307\u4ee4\uff09\u3002<\/li>\n<\/ol>\n<h3>4.2.3 AOF \u7684\u7f3a\u70b9<\/h3>\n<ol>\n<li><strong>\u6587\u4ef6\u4f53\u79ef\u5927<\/strong>\uff1a\u548c RDB \u76f8\u6bd4\uff0cAOF \u6587\u4ef6\u4f1a\u66f4\u5927\uff0c\u5c24\u5176\u662f\u5728\u6ca1\u6709\u505a AOF \u91cd\u5199\u7684\u60c5\u51b5\u4e0b\u3002<\/li>\n<li><strong>\u5199\u6027\u80fd\u5f71\u54cd<\/strong>\uff1a\u5982\u679c\u91c7\u7528\u6700\u5b89\u5168\u7684 <code>appendfsync always<\/code> \u6a21\u5f0f\uff0c\u90a3\u4e48\u6bcf\u6b21\u5199\u64cd\u4f5c\u90fd\u8981\u540c\u6b65\u5230\u78c1\u76d8\uff0c\u4f1a\u5e26\u6765\u660e\u663e\u7684\u6027\u80fd\u635f\u8017\u3002<\/li>\n<li><strong>\u6062\u590d\u901f\u5ea6<\/strong>\uff1aAOF \u91cd\u653e\u6240\u6709\u5199\u547d\u4ee4\u6765\u6062\u590d\u6570\u636e\uff0c\u53ef\u80fd\u6bd4\u8f7d\u5165\u4e00\u4e2a\u5b8c\u6574\u7684 RDB \u6587\u4ef6\u66f4\u6162\u3002<\/li>\n<\/ol>\n<h2>4.3 \u5982\u4f55\u9009\u62e9 RDB \u548c AOF<\/h2>\n<ol>\n<li><strong>\u53ea\u7528 RDB<\/strong>\uff1a\n<ul>\n<li>\u5bf9\u6570\u636e\u4e00\u81f4\u6027\u8981\u6c42\u4e0d\u9ad8\uff0c\u80fd\u5bb9\u5fcd\u51e0\u5206\u949f\u7684\u6570\u636e\u4e22\u5931\uff0c\u4e14\u66f4\u503e\u5411\u4e8e\u66f4\u597d\u7684\u5199\u6027\u80fd\u3002<\/li>\n<li>\u80fd\u591f\u5b9a\u671f\u624b\u52a8\u5907\u4efd RDB \u6587\u4ef6\uff0c\u6216\u8005\u901a\u8fc7\u590d\u5236\u7b49\u65b9\u5f0f\u5197\u4f59\u6570\u636e\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u53ea\u7528 AOF<\/strong>\uff1a\n<ul>\n<li>\u5bf9\u6570\u636e\u5b89\u5168\u6027\u8981\u6c42\u66f4\u9ad8\uff0c\u4e0d\u80fd\u5bb9\u5fcd\u592a\u591a\u6570\u636e\u4e22\u5931\uff0c\u5e0c\u671b\u53ef\u4ee5\u5728\u79d2\u7ea7\u751a\u81f3\u5b9e\u65f6\u4e0a\u843d\u76d8\u3002<\/li>\n<li>\u613f\u610f\u6295\u5165\u66f4\u591a\u7684\u78c1\u76d8\u6027\u80fd\u548c\u7a7a\u95f4\u6210\u672c\uff0c\u63a5\u53d7 AOF \u91cd\u653e\u5e26\u6765\u7684\u6062\u590d\u901f\u5ea6\u5f71\u54cd\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>RDB + AOF<\/strong> \u540c\u65f6\u4f7f\u7528\uff08\u8f83\u63a8\u8350\uff09\n<ul>\n<li>\u5927\u591a\u6570\u751f\u4ea7\u73af\u5883\u4e0b\uff0c\u5f80\u5f80\u4e24\u8005\u7ed3\u5408\u4f7f\u7528\uff0cRedis \u542f\u52a8\u65f6\u4f18\u5148\u8f7d\u5165 AOF \u6587\u4ef6\uff08\u66f4\u5b8c\u6574\uff09\uff0c\u5982\u679c AOF \u6587\u4ef6\u4e0d\u5b58\u5728\u6216\u4e0d\u53ef\u7528\u624d\u8f7d\u5165 RDB \u6587\u4ef6\u3002<\/li>\n<li>\u53ef\u4ee5\u5728\u4fdd\u8bc1\u6570\u636e\u5b89\u5168\u7684\u540c\u65f6\uff0c\u4e5f\u80fd\u5b9a\u671f\u751f\u6210\u5feb\u7167\uff0c\u4fbf\u4e8e\u5feb\u901f\u6062\u590d\u6216\u51b7\u5907\u4efd\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2>4.4 AOF\u76f8\u5173\u914d\u7f6e<\/h2>\n<pre><code class=\"language-bash\">[root@Rocky9.4 etc]#vim \/apps\/redis\/etc\/redis_6379.conf\n# \u542f\u7528 AOF \u6301\u4e45\u5316,\u901a\u8fc7config\u547d\u4ee4\u5f00\u542f,\u9632\u6b62\u6570\u636e\u6e05\u7a7a config set appendonly yes\nappendonly yes\n# AOF \u6587\u4ef6\u7684\u540d\u79f0\nappendfilename &quot;appendonly-6379.aof&quot;\n# \u65b0\u7248\u672c\u4e13\u95e8\u4e3aaof\u589e\u52a0\u4e86\u4e00\u4e2a\u76ee\u5f55,\u8fd9\u4e2a\u76ee\u5f55\u662f\u5728$dir\u4e0b\u521b\u5efa\u7684\nappenddirname &quot;appendonlydir&quot;\n\n# AOF \u540c\u6b65\u7b56\u7565\n# always: \u6bcf\u4e2a\u5199\u547d\u4ee4\u90fd\u540c\u6b65\u5230\u78c1\u76d8\n# everysec: \u6bcf\u79d2\u540c\u6b65\u4e00\u6b21\n# no: \u8ba9\u64cd\u4f5c\u7cfb\u7edf\u51b3\u5b9a\u4f55\u65f6\u540c\u6b65\nappendfsync everysec\n\n# \u6570\u636e\u76ee\u5f55\ndir \/apps\/redis\/data\/\n\n# AOF \u91cd\u5199\u7684\u7b56\u7565\n# \u4f8b\u5982\uff0c\u5f53 AOF \u6587\u4ef6\u5927\u5c0f\u589e\u957f\u5230\u4e0a\u4e00\u4e2a\u91cd\u5199\u540e\u7684\u5927\u5c0f\u7684 100% \u65f6\u89e6\u53d1\u91cd\u5199\nauto-aof-rewrite-percentage 100\nauto-aof-rewrite-min-size 64mb\n\n# \u67e5\u770b\u5907\u4efd\u7684\u76ee\u5f55\n[root@Rocky9.4 data]#tree\n.\n\u251c\u2500\u2500 appendonlydir\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 appendonly-6379.aof.1.base.rdb\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 appendonly-6379.aof.1.incr.aof\n\u2502\u00a0\u00a0 \u2514\u2500\u2500 appendonly-6379.aof.manifest\n\u251c\u2500\u2500 dump-6379.rdb\n\u251c\u2500\u2500 dump-6380.rdb\n\u2514\u2500\u2500 dump-6381.rdb\n\n1 directory, 6 files\n[root@Rocky9.4 data]#pwd\n\/apps\/redis\/data\n[root@Rocky9.4 data]#<\/code><\/pre>\n<p>\u6839\u636e\u4e1a\u52a1\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u540c\u6b65\u7b56\u7565\uff1a<\/p>\n<ul>\n<li><strong>always<\/strong>\uff1a\u9002\u7528\u4e8e\u5bf9\u6570\u636e\u5b89\u5168\u6027\u8981\u6c42\u6781\u9ad8\u7684\u573a\u666f\uff0c\u4f46\u6027\u80fd\u5f00\u9500\u8f83\u5927\u3002<\/li>\n<li><strong>everysec<\/strong>\uff1a\u9ed8\u8ba4\u7b56\u7565\uff0c\u9002\u7528\u4e8e\u5927\u591a\u6570\u573a\u666f\uff0c\u5e73\u8861\u4e86\u6027\u80fd\u548c\u6570\u636e\u5b89\u5168\u6027\u3002<\/li>\n<li><strong>no<\/strong>\uff1a\u9002\u7528\u4e8e\u5bf9\u6027\u80fd\u8981\u6c42\u6781\u9ad8\u4e14\u53ef\u4ee5\u5bb9\u5fcd\u6570\u636e\u4e22\u5931\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n<blockquote>\n<p>\u5728 Redis 7.4 \u4e2d\uff0cAOF\uff08Append Only File\uff09\u6301\u4e45\u5316\u673a\u5236\u5f15\u5165\u4e86\u66f4\u4e3a\u590d\u6742\u548c\u9ad8\u6548\u7684\u6587\u4ef6\u7ed3\u6784\uff0c\u4ee5\u63d0\u9ad8\u6570\u636e\u6301\u4e45\u6027\u548c\u6062\u590d\u901f\u5ea6\u3002\u60a8\u5728 <code>appendonlydir<\/code> \u76ee\u5f55\u4e0b\u770b\u5230\u7684\u4ee5\u4e0b\u51e0\u4e2a\u6587\u4ef6\uff1a<\/p>\n<pre><code class=\"language-bash\">\u57fa\u7840 RDB \u6587\u4ef6: appendonly-6379.aof.1.base.rdb      180M\n\u589e\u91cf AOF \u6587\u4ef6: appendonly-6379.aof.1.incr.aof      56\n\u6e05\u5355\u6587\u4ef6:        appendonly-6379.aof.manifest        98<\/code><\/pre>\n<p>\u8fd9\u4e9b\u6587\u4ef6\u5206\u522b\u4ee3\u8868\u4e86 Redis 7.4 \u4e2d AOF \u6301\u4e45\u5316\u673a\u5236\u7684\u65b0\u7279\u6027\u548c\u7ed3\u6784\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u89e3\u91ca\u6bcf\u4e2a\u6587\u4ef6\u7684\u542b\u4e49\u53ca\u5176\u4f5c\u7528\u3002<\/p>\n<h3>1. <code>appendonly-6379.aof.1.base.rdb<\/code>\uff08180M\uff09<\/h3>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a<\/p>\n<ul>\n<li>\u8fd9\u662f\u4e00\u4e2a <strong>\u57fa\u7840 RDB \u5feb\u7167<\/strong> \u6587\u4ef6\u3002\u5b83\u5305\u542b\u4e86\u5728\u67d0\u4e2a\u65f6\u95f4\u70b9\u4e0a Redis \u6570\u636e\u5e93\u7684\u5b8c\u6574\u72b6\u6001\u3002<\/li>\n<li>\u4f5c\u4e3a AOF \u6301\u4e45\u5316\u7684\u4e00\u90e8\u5206\uff0cRedis 7.4 \u7ed3\u5408\u4e86 RDB \u548c AOF \u7684\u4f18\u70b9\uff0c\u901a\u8fc7\u57fa\u7840 RDB \u6587\u4ef6\u548c\u589e\u91cf AOF \u6587\u4ef6\u6765\u5b9e\u73b0\u9ad8\u6548\u7684\u6570\u636e\u6301\u4e45\u5316\u548c\u6062\u590d\u3002<\/li>\n<\/ul>\n<p><strong>\u4f18\u70b9<\/strong>\uff1a<\/p>\n<ul>\n<li><strong>\u5feb\u901f\u6062\u590d<\/strong>\uff1a\u901a\u8fc7\u52a0\u8f7d RDB \u5feb\u7167\uff0cRedis \u53ef\u4ee5\u5feb\u901f\u6062\u590d\u5230\u67d0\u4e2a\u65f6\u95f4\u70b9\u7684\u72b6\u6001\uff0c\u800c\u65e0\u9700\u91cd\u653e\u6240\u6709 AOF \u547d\u4ee4\u3002<\/li>\n<li><strong>\u51cf\u5c11\u6587\u4ef6\u5927\u5c0f<\/strong>\uff1a\u57fa\u7840 RDB \u6587\u4ef6\u5b58\u50a8\u4e86\u6570\u636e\u7684\u5168\u91cf\u5feb\u7167\uff0c\u540e\u7eed\u7684\u589e\u91cf AOF \u6587\u4ef6\u53ea\u8bb0\u5f55\u81ea\u5feb\u7167\u4ee5\u6765\u7684\u53d8\u5316\uff0c\u907f\u514d\u4e86 AOF \u6587\u4ef6\u8fc7\u5927\u7684\u95ee\u9898\u3002<\/li>\n<\/ul>\n<h3>2. <code>appendonly-6379.aof.1.incr.aof<\/code>\uff0856\uff09<\/h3>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a<\/p>\n<ul>\n<li>\u8fd9\u662f\u4e00\u4e2a <strong>\u589e\u91cf AOF<\/strong> \u6587\u4ef6\uff0c\u8bb0\u5f55\u4e86\u81ea\u57fa\u7840 RDB \u5feb\u7167\u4ee5\u6765\u7684\u6240\u6709\u5199\u64cd\u4f5c\u547d\u4ee4\uff08\u5982 <code>SET<\/code>, <code>HSET<\/code>, <code>LPUSH<\/code> \u7b49\uff09\u3002<\/li>\n<li>\u589e\u91cf AOF \u6587\u4ef6\u7528\u4e8e\u8865\u5145\u57fa\u7840 RDB \u5feb\u7167\uff0c\u786e\u4fdd\u5728\u6062\u590d\u65f6\u53ef\u4ee5\u901a\u8fc7\u91cd\u653e\u8fd9\u4e9b\u547d\u4ee4\u6765\u8fbe\u5230\u6700\u65b0\u7684\u6570\u636e\u72b6\u6001\u3002<\/li>\n<\/ul>\n<p><strong>\u4f18\u70b9<\/strong>\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6548\u5199\u5165<\/strong>\uff1a\u76f8\u6bd4\u4f20\u7edf AOF \u8bb0\u5f55\u6240\u6709\u5199\u64cd\u4f5c\uff0c\u589e\u91cf AOF \u53ea\u8bb0\u5f55\u5feb\u7167\u4e4b\u540e\u7684\u53d8\u5316\uff0c\u51cf\u5c11\u4e86\u78c1\u76d8\u5199\u5165\u91cf\u3002<\/li>\n<li><strong>\u7075\u6d3b\u7ba1\u7406<\/strong>\uff1a\u53ef\u4ee5\u5b9a\u671f\u751f\u6210\u65b0\u7684\u57fa\u7840 RDB \u5feb\u7167\uff0c\u5e76\u6e05\u7406\u65e7\u7684\u589e\u91cf AOF \u6587\u4ef6\uff0c\u4f18\u5316\u5b58\u50a8\u7a7a\u95f4\u3002<\/li>\n<\/ul>\n<h3>3. <code>appendonly-6379.aof.manifest<\/code>\uff0898\uff09<\/h3>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a<\/p>\n<ul>\n<li>\u8fd9\u662f\u4e00\u4e2a <strong>\u6e05\u5355\u6587\u4ef6\uff08Manifest File\uff09<\/strong>\uff0c\u7528\u4e8e\u7ba1\u7406\u548c\u8ddf\u8e2a\u57fa\u7840 RDB \u6587\u4ef6\u4e0e\u5bf9\u5e94\u7684\u589e\u91cf AOF \u6587\u4ef6\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/li>\n<li>\u8be5\u6587\u4ef6\u8bb0\u5f55\u4e86\u54ea\u4e9b\u589e\u91cf AOF \u6587\u4ef6\u5bf9\u5e94\u4e8e\u54ea\u4e2a\u57fa\u7840 RDB \u6587\u4ef6\uff0c\u786e\u4fdd\u5728\u6570\u636e\u6062\u590d\u65f6\u80fd\u591f\u6b63\u786e\u5730\u52a0\u8f7d\u548c\u91cd\u653e\u547d\u4ee4\u3002<\/li>\n<\/ul>\n<p><strong>\u4f18\u70b9<\/strong>\uff1a<\/p>\n<ul>\n<li><strong>\u6570\u636e\u4e00\u81f4\u6027<\/strong>\uff1a\u901a\u8fc7\u6e05\u5355\u6587\u4ef6\uff0cRedis \u53ef\u4ee5\u51c6\u786e\u5730\u77e5\u9053\u9700\u8981\u52a0\u8f7d\u54ea\u4e9b\u6587\u4ef6\u6765\u6062\u590d\u6570\u636e\uff0c\u907f\u514d\u6570\u636e\u4e0d\u4e00\u81f4\u7684\u95ee\u9898\u3002<\/li>\n<li><strong>\u81ea\u52a8\u7ba1\u7406<\/strong>\uff1a\u6e05\u5355\u6587\u4ef6\u5e2e\u52a9 Redis \u81ea\u52a8\u7ba1\u7406\u6587\u4ef6\u7684\u751f\u547d\u5468\u671f\uff0c\u5982\u5220\u9664\u8fc7\u671f\u7684\u589e\u91cf AOF \u6587\u4ef6\uff0c\u7ef4\u62a4\u6301\u4e45\u5316\u76ee\u5f55\u7684\u6574\u6d01\u3002<\/li>\n<\/ul>\n<h2>\u4e8c\u3001Redis 7.4 AOF \u6301\u4e45\u5316\u673a\u5236\u7684\u6539\u8fdb<\/h2>\n<p>Redis 7.4 \u5f15\u5165\u4e86 <strong>\u6df7\u5408\u6301\u4e45\u5316\uff08Hybrid Persistence\uff09<\/strong> \u673a\u5236\uff0c\u5c06 RDB \u548c AOF \u7ed3\u5408\u8d77\u6765\uff0c\u4ee5\u5145\u5206\u5229\u7528\u4e24\u8005\u7684\u4f18\u52bf\uff1a<\/p>\n<ol>\n<li><strong>\u57fa\u7840 RDB + \u589e\u91cf AOF<\/strong>\uff1a\n<ul>\n<li>\u5b9a\u671f\u751f\u6210\u57fa\u7840 RDB \u5feb\u7167\uff0c\u4f5c\u4e3a\u6301\u4e45\u5316\u7684\u57fa\u51c6\u70b9\u3002<\/li>\n<li>\u8bb0\u5f55\u57fa\u7840 RDB \u4e4b\u540e\u7684\u6240\u6709\u5199\u64cd\u4f5c\u5230\u589e\u91cf AOF \u6587\u4ef6\u4e2d\uff0c\u786e\u4fdd\u6570\u636e\u7684\u5b9e\u65f6\u6027\u548c\u6301\u4e45\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u9ad8\u6548\u6062\u590d<\/strong>\uff1a\n<ul>\n<li>\u5728\u6062\u590d\u6570\u636e\u65f6\uff0cRedis \u9996\u5148\u52a0\u8f7d\u57fa\u7840 RDB \u6587\u4ef6\uff0c\u5feb\u901f\u6062\u590d\u5230\u67d0\u4e2a\u65f6\u95f4\u70b9\u7684\u72b6\u6001\u3002<\/li>\n<li>\u7136\u540e\u91cd\u653e\u5bf9\u5e94\u7684\u589e\u91cf AOF \u6587\u4ef6\uff0c\u8fbe\u5230\u6700\u65b0\u7684\u6570\u636e\u72b6\u6001\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f18\u5316\u5b58\u50a8\u548c\u6027\u80fd<\/strong>\uff1a\n<ul>\n<li>\u901a\u8fc7\u5c06\u6301\u4e45\u5316\u8fc7\u7a0b\u5206\u4e3a\u5168\u91cf\u5feb\u7167\u548c\u589e\u91cf\u8bb0\u5f55\uff0c\u51cf\u5c11\u4e86 AOF \u6587\u4ef6\u7684\u5927\u5c0f\u548c\u91cd\u5199\u5f00\u9500\u3002<\/li>\n<li>\u63d0\u9ad8\u4e86\u6301\u4e45\u5316\u548c\u6062\u590d\u7684\u6548\u7387\uff0c\u964d\u4f4e\u4e86\u5bf9\u7cfb\u7edf\u6027\u80fd\u7684\u5f71\u54cd\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2>\u4e09\u3001\u5982\u4f55\u7ba1\u7406\u8fd9\u4e9b\u6587\u4ef6<\/h2>\n<h3>1. \u81ea\u52a8\u7ba1\u7406<\/h3>\n<p>Redis 7.4 \u4f1a\u81ea\u52a8\u751f\u6210\u548c\u7ba1\u7406\u8fd9\u4e9b\u6587\u4ef6\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u751f\u6210\u57fa\u7840 RDB \u6587\u4ef6<\/strong>\uff1a\u6839\u636e\u914d\u7f6e\u7684\u7b56\u7565\uff08\u5982 AOF \u91cd\u5199\u89e6\u53d1\u6761\u4ef6\uff09\uff0c\u5b9a\u671f\u751f\u6210\u65b0\u7684\u57fa\u7840 RDB \u6587\u4ef6\u3002<\/li>\n<li><strong>\u8bb0\u5f55\u589e\u91cf AOF<\/strong>\uff1a\u5728\u57fa\u7840 RDB \u6587\u4ef6\u751f\u6210\u540e\uff0c\u5f00\u59cb\u8bb0\u5f55\u65b0\u7684\u5199\u64cd\u4f5c\u5230\u589e\u91cf AOF \u6587\u4ef6\u4e2d\u3002<\/li>\n<li><strong>\u66f4\u65b0\u6e05\u5355\u6587\u4ef6<\/strong>\uff1a\u786e\u4fdd\u6e05\u5355\u6587\u4ef6\u51c6\u786e\u53cd\u6620\u5f53\u524d\u7684\u6301\u4e45\u5316\u6587\u4ef6\u7ed3\u6784\u3002<\/li>\n<\/ul>\n<h3>2. \u624b\u52a8\u7ba1\u7406<\/h3>\n<p>\u867d\u7136 Redis \u4f1a\u81ea\u52a8\u7ba1\u7406\u8fd9\u4e9b\u6587\u4ef6\uff0c\u4f46\u60a8\u4ecd\u53ef\u4ee5\u8fdb\u884c\u4e00\u4e9b\u624b\u52a8\u64cd\u4f5c\u4ee5\u4f18\u5316\u6216\u6392\u67e5\u95ee\u9898\uff1a<\/p>\n<ul>\n<li><strong>\u89e6\u53d1 AOF \u91cd\u5199<\/strong>\uff1a\u53ef\u4ee5\u4f7f\u7528 <code>BGREWRITEAOF<\/code> \u547d\u4ee4\u624b\u52a8\u89e6\u53d1 AOF \u91cd\u5199\uff0c\u751f\u6210\u65b0\u7684\u57fa\u7840 RDB \u6587\u4ef6\u548c\u589e\u91cf AOF \u6587\u4ef6\u3002<\/li>\n<li><strong>\u5907\u4efd\u6301\u4e45\u5316\u6587\u4ef6<\/strong>\uff1a\u5b9a\u671f\u5907\u4efd <code>appendonlydir<\/code> \u76ee\u5f55\u4e0b\u7684\u6240\u6709\u6301\u4e45\u5316\u6587\u4ef6\uff08\u5305\u62ec <code>.rdb<\/code>, <code>.aof<\/code>, <code>.manifest<\/code>\uff09\u4ee5\u9632\u6b62\u6570\u636e\u4e22\u5931\u3002<\/li>\n<li><strong>\u76d1\u63a7\u6587\u4ef6\u5927\u5c0f<\/strong>\uff1a\u76d1\u63a7\u5404\u7c7b\u6301\u4e45\u5316\u6587\u4ef6\u7684\u5927\u5c0f\uff0c\u786e\u4fdd\u78c1\u76d8\u7a7a\u95f4\u5145\u8db3\uff0c\u5e76\u6839\u636e\u9700\u8981\u8c03\u6574\u6301\u4e45\u5316\u7b56\u7565\u3002<\/li>\n<\/ul>\n<h2>\u56db\u3001\u914d\u7f6e\u793a\u4f8b<\/h2>\n<p>\u5728 Redis \u914d\u7f6e\u6587\u4ef6 (<code>redis.conf<\/code>) \u4e2d\uff0c\u76f8\u5173\u914d\u7f6e\u53ef\u80fd\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-conf\"># \u542f\u7528 AOF \u6301\u4e45\u5316\nappendonly yes\n\n# AOF \u6587\u4ef6\u7684\u540d\u79f0\nappendfilename \"appendonly.aof\"\n\n# AOF \u540c\u6b65\u7b56\u7565\nappendfsync everysec\n\n# \u6df7\u5408\u6301\u4e45\u5316\u914d\u7f6e\n# \u5177\u4f53\u914d\u7f6e\u9879\u53ef\u80fd\u56e0 Redis \u7248\u672c\u800c\u5f02\uff0c\u8bf7\u53c2\u8003\u5b98\u65b9\u6587\u6863<\/code><\/pre>\n<p><strong>\u6ce8\u610f<\/strong>\uff1aRedis 7.4 \u7684\u6df7\u5408\u6301\u4e45\u5316\u673a\u5236\u53ef\u80fd\u5f15\u5165\u4e86\u65b0\u7684\u914d\u7f6e\u9009\u9879\uff0c\u8bf7\u52a1\u5fc5\u53c2\u8003 <a href=\"https:\/\/redis.io\/docs\/\">Redis \u5b98\u65b9\u6587\u6863<\/a> \u4ee5\u83b7\u53d6\u6700\u65b0\u548c\u8be6\u7ec6\u7684\u914d\u7f6e\u8bf4\u660e\u3002<\/p>\n<h2>\u4e94\u3001\u603b\u7ed3<\/h2>\n<p>Redis 7.4 \u5728 AOF \u6301\u4e45\u5316\u673a\u5236\u4e0a\u5f15\u5165\u4e86\u57fa\u7840 RDB \u6587\u4ef6\u3001\u589e\u91cf AOF \u6587\u4ef6\u548c\u6e05\u5355\u6587\u4ef6\u7684\u7ed3\u6784\uff0c\u901a\u8fc7\u6df7\u5408\u6301\u4e45\u5316\u673a\u5236\uff0c\u7ed3\u5408\u4e86 RDB \u548c AOF \u7684\u4f18\u52bf\uff0c\u5b9e\u73b0\u4e86\u9ad8\u6548\u3001\u53ef\u9760\u7684\u6570\u636e\u6301\u4e45\u5316\u548c\u5feb\u901f\u6062\u590d\u3002\u8fd9\u4e9b\u6587\u4ef6\u7684\u5b58\u5728\u786e\u4fdd\u4e86 Redis \u5728\u9ad8\u8d1f\u8f7d\u548c\u5927\u6570\u636e\u91cf\u7684\u573a\u666f\u4e0b\uff0c\u80fd\u591f\u4fdd\u6301\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u7cfb\u7edf\u7684\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n<p>\u7406\u89e3\u548c\u6b63\u786e\u7ba1\u7406\u8fd9\u4e9b\u6301\u4e45\u5316\u6587\u4ef6\uff0c\u5bf9\u4e8e\u4fdd\u969c Redis \u6570\u636e\u7684\u5b89\u5168\u6027\u548c\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u81f3\u5173\u91cd\u8981\u3002\u5efa\u8bae\u5b9a\u671f\u5907\u4efd\u6301\u4e45\u5316\u6587\u4ef6\uff0c\u5e76\u76d1\u63a7\u6587\u4ef6\u7684\u5927\u5c0f\u548c\u7cfb\u7edf\u6027\u80fd\uff0c\u4ee5\u786e\u4fdd Redis \u5b9e\u4f8b\u7684\u5065\u5eb7\u8fd0\u884c\u3002<\/p>\n<\/blockquote>\n<h2>4.5 AOF rewrite \u91cd\u5199<\/h2>\n<p><strong><code>appendonly-6379.aof.1.base.rdb<\/code><\/strong>\uff1a\u57fa\u7840 RDB \u5feb\u7167\u6587\u4ef6\u3002<\/p>\n<p><strong><code>appendonly-6379.aof.1.incr.aof<\/code><\/strong>\uff1a\u589e\u91cf AOF \u6587\u4ef6\uff0c\u8bb0\u5f55\u81ea\u57fa\u7840\u5feb\u7167\u4ee5\u6765\u7684\u6240\u6709\u5199\u547d\u4ee4\u3002<\/p>\n<p><strong><code>appendonly-6379.aof.manifest<\/code><\/strong>\uff1a\u6e05\u5355\u6587\u4ef6\uff0c\u7ba1\u7406\u57fa\u7840 RDB \u6587\u4ef6\u4e0e\u589e\u91cf AOF \u6587\u4ef6\u7684\u5173\u7cfb\u3002<\/p>\n<h3>4.5.1 \u57fa\u7840 RDB \u6587\u4ef6\u4e0e\u589e\u91cf AOF \u6587\u4ef6\u7684\u5de5\u4f5c\u673a\u5236<\/h3>\n<ol>\n<li><strong>\u57fa\u7840 RDB \u6587\u4ef6 (<code>appendonly-6379.aof.1.base.rdb<\/code>)<\/strong><\/li>\n<\/ol>\n<ul>\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u4fdd\u5b58\u67d0\u4e00\u65f6\u95f4\u70b9\u7684\u6570\u636e\u5e93\u5b8c\u6574\u72b6\u6001\uff0c\u76f8\u5f53\u4e8e\u4e00\u4e2a RDB \u5feb\u7167\u3002<\/li>\n<li><strong>\u66f4\u65b0\u6761\u4ef6<\/strong>\uff1a\u5f53\u8fdb\u884c AOF \u91cd\u5199\uff08AOF Rewrite\uff09\u64cd\u4f5c\u65f6\uff0cRedis \u4f1a\u751f\u6210\u4e00\u4e2a\u65b0\u7684\u57fa\u7840 RDB \u6587\u4ef6\u3002\u6b64\u64cd\u4f5c\u53ef\u4ee5\u81ea\u52a8\u89e6\u53d1\uff0c\u4e5f\u53ef\u4ee5\u624b\u52a8\u6267\u884c\u3002<\/li>\n<\/ul>\n<ol start=\"2\">\n<li><strong>\u589e\u91cf AOF \u6587\u4ef6 (<code>appendonly-6379.aof.1.incr.aof<\/code>)<\/strong><\/li>\n<\/ol>\n<ul>\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u8bb0\u5f55\u81ea\u4e0a\u4e00\u4e2a\u57fa\u7840 RDB \u5feb\u7167\u4ee5\u6765\u7684\u6240\u6709\u5199\u547d\u4ee4\uff08\u589e\u91cf\u64cd\u4f5c\uff09\u3002<\/li>\n<li><strong>\u66f4\u65b0\u65b9\u5f0f<\/strong>\uff1a\u5728 Redis \u8fd0\u884c\u8fc7\u7a0b\u4e2d\uff0c\u6240\u6709\u5199\u64cd\u4f5c\u90fd\u4f1a\u88ab\u8ffd\u52a0\u5230\u5f53\u524d\u7684\u589e\u91cf AOF \u6587\u4ef6\u4e2d\u3002<\/li>\n<\/ul>\n<ol start=\"3\">\n<li><strong>\u6e05\u5355\u6587\u4ef6 (<code>appendonly-6379.aof.manifest<\/code>)<\/strong><\/li>\n<\/ol>\n<ul>\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u8ddf\u8e2a\u548c\u7ba1\u7406\u57fa\u7840 RDB \u6587\u4ef6\u4e0e\u589e\u91cf AOF \u6587\u4ef6\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u786e\u4fdd\u5728\u6570\u636e\u6062\u590d\u65f6\u80fd\u591f\u6b63\u786e\u52a0\u8f7d\u57fa\u7840\u5feb\u7167\u5e76\u5e94\u7528\u589e\u91cf\u547d\u4ee4\u3002<\/li>\n<\/ul>\n<h3>4.5.2 \u589e\u91cf\u5907\u4efd\u7684\u5de5\u4f5c\u539f\u7406\u4e0e\u914d\u7f6e<\/h3>\n<p>\u589e\u91cf\u5907\u4efd\u4e3b\u8981\u4f9d\u8d56\u4e8e\u57fa\u7840 RDB \u6587\u4ef6\u548c\u589e\u91cf AOF \u6587\u4ef6\u7684\u7ec4\u5408\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u4f60\u53ef\u4ee5\u5728\u4fdd\u6301\u9ad8\u6548\u7684\u540c\u65f6\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u6301\u7eed\u5907\u4efd\u3002<\/p>\n<p>\u589e\u91cf\u5907\u4efd\u7684\u5de5\u4f5c\u6d41\u7a0b<\/p>\n<ol>\n<li>\u57fa\u7840\u5feb\u7167\u751f\u6210\uff1a\n<ul>\n<li>\u5f53\u6267\u884c AOF \u91cd\u5199\u64cd\u4f5c\u65f6\uff0cRedis \u4f1a\u751f\u6210\u4e00\u4e2a\u65b0\u7684\u57fa\u7840 RDB \u6587\u4ef6\uff0c\u8bb0\u5f55\u5f53\u524d\u6570\u636e\u5e93\u7684\u5b8c\u6574\u72b6\u6001\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u8bb0\u5f55\u589e\u91cf\u64cd\u4f5c\uff1a\n<ul>\n<li>\u5728\u57fa\u7840\u5feb\u7167\u751f\u6210\u540e\uff0c\u6240\u6709\u65b0\u7684\u5199\u64cd\u4f5c\u4f1a\u88ab\u8bb0\u5f55\u5230\u65b0\u7684\u589e\u91cf AOF \u6587\u4ef6\u4e2d\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u7ba1\u7406\u6587\u4ef6\u5173\u7cfb\uff1a\n<ul>\n<li>\u6e05\u5355\u6587\u4ef6 (<code>appendonly-6379.aof.manifest<\/code>) \u8bb0\u5f55\u4e86\u5f53\u524d\u4f7f\u7528\u7684\u57fa\u7840 RDB \u6587\u4ef6\u548c\u5bf9\u5e94\u7684\u589e\u91cf AOF \u6587\u4ef6\uff0c\u786e\u4fdd\u6570\u636e\u6062\u590d\u65f6\u80fd\u591f\u6b63\u786e\u52a0\u8f7d\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>4.5.3 \u53c2\u6570\u914d\u7f6e<\/h3>\n<pre><code class=\"language-bash\">[root@redis.xyy.org ~]#vim \/apps\/redis\/etc\/redis.conf\nappendonly yes\nappendfilename &quot;appendonly.aof&quot;\nappendfsync everysec\nno-appendfsync-on-rewrite no\nauto-aof-rewrite-percentage 100\nauto-aof-rewrite-min-size 64mb\naof-load-truncated yes\naof-use-rdb-preamble yes\naof-timestamp-enabled no<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u8fd9\u4e9b\u53c2\u6570\u7684\u8be6\u7ec6\u89e3\u91ca\u53ca\u5176\u5728\u589e\u91cf\u5907\u4efd\u4e2d\u7684\u4f5c\u7528\uff1a<\/p>\n<p><strong><code>appendonly yes<\/code><\/strong>\uff1a\u542f\u7528 AOF \u6301\u4e45\u5316\u3002<\/p>\n<p><strong><code>appendfilename &quot;appendonly.aof&quot;<\/code><\/strong>\uff1a\u6307\u5b9a AOF \u6587\u4ef6\u540d\u3002<\/p>\n<p><strong><code>appendfsync everysec<\/code><\/strong>\uff1a\u6bcf\u79d2\u6267\u884c\u4e00\u6b21 <code>FSYNC<\/code> \u64cd\u4f5c\uff0c\u5e73\u8861\u6027\u80fd\u4e0e\u6301\u4e45\u6027\u3002<\/p>\n<ol>\n<li><strong><code>no-appendfsync-on-rewrite no<\/code><\/strong>\n<ul>\n<li><strong>\u89e3\u91ca<\/strong>\uff1a\u5f53\u8bbe\u7f6e\u4e3a <code>yes<\/code> \u65f6\uff0cRedis \u5728\u6267\u884c AOF \u91cd\u5199\u671f\u95f4\u4f1a\u505c\u6b62\u6267\u884c <code>FSYNC<\/code> \u64cd\u4f5c\uff0c\u4ece\u800c\u63d0\u9ad8\u6027\u80fd\uff1b\u8bbe\u7f6e\u4e3a <code>no<\/code> \u5219\u4e0d\u4f1a\u505c\u6b62 <code>FSYNC<\/code>\u3002<\/li>\n<li><strong>\u5efa\u8bae<\/strong>\uff1a\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5efa\u8bae\u4fdd\u6301 <code>no<\/code>\uff0c\u786e\u4fdd\u6570\u636e\u7684\u6301\u4e45\u6027\uff0c\u5c24\u5176\u5728\u5bf9\u6570\u636e\u4e00\u81f4\u6027\u8981\u6c42\u8f83\u9ad8\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong><code>auto-aof-rewrite-percentage 100<\/code><\/strong>\n<ul>\n<li><strong>\u89e3\u91ca<\/strong>\uff1a\u5b9a\u4e49 AOF \u6587\u4ef6\u589e\u957f\u7684\u6bd4\u4f8b\uff0c\u8fbe\u5230\u6b64\u6bd4\u4f8b\u540e\u89e6\u53d1 AOF \u91cd\u5199\u3002<code>100<\/code> \u8868\u793a\u5f53\u5f53\u524d AOF \u6587\u4ef6\u5927\u5c0f\u662f\u4e0a\u4e00\u6b21\u91cd\u5199\u540e\u7684\u5927\u5c0f\u7684 2 \u500d\u65f6\u89e6\u53d1\u91cd\u5199\uff08\u589e\u957f\u4e86 100%\uff09\u3002<\/li>\n<li><strong>\u5efa\u8bae<\/strong>\uff1a\u6839\u636e\u5b9e\u9645\u6570\u636e\u5199\u5165\u91cf\u548c\u7cfb\u7edf\u6027\u80fd\u8c03\u6574\u6b64\u503c\u3002\u8f83\u4f4e\u7684\u6bd4\u4f8b\u4f1a\u66f4\u9891\u7e41\u5730\u8fdb\u884c\u91cd\u5199\uff0c\u4f46\u53ef\u80fd\u5f71\u54cd\u6027\u80fd\uff1b\u8f83\u9ad8\u7684\u6bd4\u4f8b\u5219\u51cf\u5c11\u91cd\u5199\u9891\u7387\uff0c\u4f46\u53ef\u80fd\u5bfc\u81f4 AOF \u6587\u4ef6\u8fc7\u5927\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong><code>auto-aof-rewrite-min-size 64mb<\/code><\/strong>\n<ul>\n<li><strong>\u89e3\u91ca<\/strong>\uff1a\u8bbe\u7f6e AOF \u91cd\u5199\u7684\u6700\u5c0f\u89e6\u53d1\u6587\u4ef6\u5927\u5c0f\u3002\u53ea\u6709\u5f53 AOF \u6587\u4ef6\u5927\u5c0f\u8d85\u8fc7 <code>64MB<\/code> \u4e14\u589e\u957f\u6bd4\u4f8b\u8fbe\u5230 <code>auto-aof-rewrite-percentage<\/code> \u65f6\uff0c\u624d\u4f1a\u89e6\u53d1\u91cd\u5199\u3002<\/li>\n<li><strong>\u5efa\u8bae<\/strong>\uff1a\u786e\u4fdd\u8bbe\u7f6e\u4e00\u4e2a\u5408\u7406\u7684\u6700\u5c0f\u503c\uff0c\u4ee5\u907f\u514d\u9891\u7e41\u7684\u5c0f\u89c4\u6a21\u91cd\u5199\uff0c\u5f71\u54cd\u6027\u80fd\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong><code>aof-load-truncated yes<\/code><\/strong>\n<ul>\n<li><strong>\u89e3\u91ca<\/strong>\uff1a\u5f53 AOF \u6587\u4ef6\u4e0d\u5b8c\u6574\u6216\u88ab\u622a\u65ad\u65f6\uff0c\u662f\u5426\u5141\u8bb8 Redis \u52a0\u8f7d\u8fd9\u4e9b\u6587\u4ef6\u3002<code>yes<\/code> \u8868\u793a\u5141\u8bb8\u52a0\u8f7d\uff0c\u5e76\u5c3d\u53ef\u80fd\u6062\u590d\u6570\u636e\u3002<\/li>\n<li><strong>\u5efa\u8bae<\/strong>\uff1a\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u5efa\u8bae\u8bbe\u7f6e\u4e3a <code>no<\/code>\uff0c\u4ee5\u907f\u514d\u52a0\u8f7d\u635f\u574f\u7684\u6570\u636e\u3002\u5982\u679c\u8bbe\u7f6e\u4e3a <code>yes<\/code>\uff0c\u9700\u8981\u786e\u4fdd\u6709\u5176\u4ed6\u6570\u636e\u6062\u590d\u673a\u5236\uff0c\u4ee5\u9632\u6b62\u6570\u636e\u4e22\u5931\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong><code>aof-use-rdb-preamble yes<\/code><\/strong>\n<ul>\n<li><strong>\u89e3\u91ca<\/strong>\uff1a\u5728 AOF \u6587\u4ef6\u5f00\u5934\u5305\u542b\u4e00\u4e2a RDB \u5feb\u7167\u7684\u524d\u5bfc\u6570\u636e\uff08preamble\uff09\u3002\u8fd9\u6709\u52a9\u4e8e\u52a0\u5feb\u6570\u636e\u52a0\u8f7d\u901f\u5ea6\u3002<\/li>\n<li><strong>\u5efa\u8bae<\/strong>\uff1a\u9ed8\u8ba4\u5efa\u8bae\u4fdd\u6301 <code>yes<\/code>\uff0c\u63d0\u9ad8\u6570\u636e\u6062\u590d\u7684\u6548\u7387\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong><code>aof-timestamp-enabled no<\/code><\/strong>\n<ul>\n<li><strong>\u89e3\u91ca<\/strong>\uff1a\u662f\u5426\u5728 AOF \u6587\u4ef6\u4e2d\u8bb0\u5f55\u547d\u4ee4\u7684\u65f6\u95f4\u6233\u3002<code>no<\/code> \u8868\u793a\u4e0d\u8bb0\u5f55\uff0c<code>yes<\/code> \u8868\u793a\u8bb0\u5f55\u3002<\/li>\n<li><strong>\u5efa\u8bae<\/strong>\uff1a\u901a\u5e38\u8bbe\u7f6e\u4e3a <code>no<\/code>\uff0c\u9664\u975e\u4f60\u6709\u7279\u5b9a\u9700\u6c42\u9700\u8981\u8bb0\u5f55\u65f6\u95f4\u6233\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<pre><code class=\"language-bash\"># \u901a\u8fc7 bgrewriteaof \u624b\u52a8\u89e6\u53d1\u91cd\u5199\u673a\u5236\n[root@Rocky9.4 data]#redis-cli -a 123456 bgrewriteaof;pstree -p | grep redis ;ll appendonlydir\/ -h\nWarning: Using a password with &#039;-a&#039; or &#039;-u&#039; option on the command line interface may not be safe.\nBackground append only file rewriting started\n           |-redis-server(22944)-+-redis-server(23325)\n           |                     |-{redis-server}(22946)\n           |                     |-{redis-server}(22947)\n           |                     |-{redis-server}(22948)\n           |                     |-{redis-server}(22949)\n           |                     `-{redis-server}(22950)\ntotal 180M\n-rw-r--r-- 1 redis redis 180M Dec 28 23:25 appendonly.aof.1.base.rdb\n-rw-r--r-- 1 redis redis 719K Dec 29 23:04 appendonly.aof.1.incr.aof\n-rw-r--r-- 1 redis redis    0 Dec 29 23:08 appendonly.aof.2.incr.aof\n-rw-r--r-- 1 redis redis  132 Dec 29 23:08 appendonly.aof.manifest\n\n[root@Rocky9.4 data]#ll appendonlydir\/\ntotal 183420\n-rw-r--r-- 1 redis redis 187817903 Dec 29 23:08 appendonly.aof.2.base.rdb\n-rw-r--r-- 1 redis redis         0 Dec 29 23:08 appendonly.aof.2.incr.aof\n-rw-r--r-- 1 redis redis        88 Dec 29 23:08 appendonly.aof.manifest\n[root@Rocky9.4 data]#<\/code><\/pre>\n<h1>5.Redis \u5e38\u7528\u547d\u4ee4<\/h1>\n<h2>5.1 ACL \u63a7\u5236<\/h2>\n<pre><code class=\"language-bash\">user &lt;username&gt; [on|off] [&gt;password] [~pattern] [+permissions] [-permissions]<\/code><\/pre>\n<p><strong>\u547d\u4ee4\u6743\u9650\uff08+ \/ - \/ ~ \/ allcommands \/ nocommands\uff09<\/strong><\/p>\n<ul>\n<li><code>+&lt;command&gt;<\/code>\uff1a\u5141\u8bb8\u6267\u884c\u67d0\u4e2a\u547d\u4ee4\uff08\u5982 <code>+get<\/code>, <code>+set<\/code>\uff09<\/li>\n<li><code>-&lt;command&gt;<\/code>\uff1a\u7981\u6b62\u6267\u884c\u67d0\u4e2a\u547d\u4ee4<\/li>\n<li><code>allcommands<\/code>\uff1a\u5141\u8bb8\u6267\u884c\u6240\u6709\u547d\u4ee4<\/li>\n<li><code>nocommands<\/code>\uff1a\u7981\u6b62\u6267\u884c\u6240\u6709\u547d\u4ee4<\/li>\n<li><code>~&lt;pattern&gt;<\/code>\uff1a\u8fd9\u662f\u5339\u914d\u547d\u4ee4\u5b50\u4ee4\uff08SUBCOMMANDS\uff09\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7 <code>+&lt;command&gt;|subcommand<\/code> \u7684\u5f62\u5f0f\u6dfb\u52a0\u7279\u5b9a\u5b50\u547d\u4ee4\u6743\u9650<\/li>\n<\/ul>\n<p><code>on<\/code> \u6216 <code>off<\/code>\uff1a\u542f\u7528\u6216\u7981\u7528\u7528\u6237\u3002<\/p>\n<p><code>&gt;password<\/code>\uff1a\u8bbe\u7f6e\u7528\u6237\u7684\u5bc6\u7801\uff0c\u53ef\u4ee5\u6709\u591a\u4e2a\u5bc6\u7801\u3002<\/p>\n<p><code>~pattern<\/code>\uff1a\u6307\u5b9a\u7528\u6237\u53ef\u4ee5\u8bbf\u95ee\u7684\u952e\u7684\u6a21\u5f0f\uff08\u53ef\u9009\uff09\u3002<\/p>\n<p><code>+permissions<\/code> \u548c <code>-permissions<\/code>\uff1a\u6388\u4e88\u6216\u64a4\u9500\u7528\u6237\u7684\u6743\u9650\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u7c7b\u522b\u6216\u5177\u4f53\u547d\u4ee4\u3002<\/p>\n<pre><code class=\"language-bash\"># \u5047\u8bbe\u60a8\u5e0c\u671b\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a alice \u7684\u7528\u6237\uff0c\u8bbe\u7f6e\u5bc6\u7801\u4e3a 123456\uff0c\u5e76\u4e14\u6388\u4e88\u5979\u6240\u6709\u6743\u9650\u4f46\u7981\u7528 FLUSHALL \u547d\u4ee4\u3002\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u914d\u7f6e\uff1a\n[root@Rocky9.4 etc]#vim redis_6379.conf\nuser alice on &gt;123456 ~* +@all -FLUSHALL -FLUSHDB\nuser default on &gt;123456 ~* +@all +get +set -FLUSHALL -FLUSHDB -keys -config\n# \u91cd\u542f\u670d\u52a1\nsystemctl restart redis\n# \u8fde\u63a5\u5230Redis\n[root@Rocky9.4 etc]#redis-cli -u redis:\/\/alice:123456@127.0.0.1:6379\nWarning: Using a password with &#039;-a&#039; or &#039;-u&#039; option on the command line interface may not be safe.\n127.0.0.1:6379&gt; FLUSHALL\n(error) NOPERM User alice has no permissions to run the &#039;flushall&#039; command\n127.0.0.1:6379&gt; exit<\/code><\/pre>\n<p><strong>Key \u6743\u9650\uff08~ \/ %\uff09<\/strong><\/p>\n<ul>\n<li><code>~&lt;pattern&gt;<\/code>\uff1a\u5141\u8bb8\u5bf9\u5339\u914d <code>&lt;pattern&gt;<\/code> \u7684 key \u8fdb\u884c\u8bfb\u5199\u64cd\u4f5c<\/li>\n<li><code>&amp;&lt;pattern&gt;<\/code>\uff1a\u53ea\u8bfb\u8bbf\u95ee\uff087.0+ \u91cc\u5bf9 key \u6743\u9650\u6709\u8fdb\u4e00\u6b65\u7ec6\u5206\uff0c\u6bd4\u5982\u8bfb\u5199\u5206\u79bb\uff0c\u4f1a\u4f7f\u7528 <code>%<\/code> \u7b26\u53f7\u6765\u533a\u5206\u5199\u6743\u9650\uff09<\/li>\n<li><code>%&lt;pattern&gt;<\/code>\uff1a\u53ea\u5199\u8bbf\u95ee\uff08\u8fd9\u662f Redis 7.0+ \u6269\u5c55\u7684\u8bed\u6cd5\uff0c\u7528\u4e8e\u533a\u5206\u53ea\u5199\u6743\u9650\uff09<\/li>\n<li><code>allkeys<\/code> \/ <code>nokeys<\/code>\uff1a\u5141\u8bb8\/\u7981\u6b62\u8bbf\u95ee\u6240\u6709 key<\/li>\n<\/ul>\n<p><strong>\u89e3\u91ca\uff1a<\/strong><\/p>\n<ul>\n<li><code>user alice<\/code>\uff1a\u5b9a\u4e49\u7528\u6237\u540d\u4e3a <code>alice<\/code>\u3002<\/li>\n<li><code>on<\/code>\uff1a\u542f\u7528\u8be5\u7528\u6237\u3002<\/li>\n<li><code>&gt;123456<\/code>\uff1a\u8bbe\u7f6e\u7528\u6237\u7684\u5bc6\u7801\u4e3a <code>123456<\/code>\u3002<\/li>\n<li><code>~*<\/code>\uff1a\u5141\u8bb8\u7528\u6237\u8bbf\u95ee\u6240\u6709\u952e\u3002<\/li>\n<li><code>+@all<\/code>\uff1a\u6388\u4e88\u7528\u6237\u6240\u6709\u547d\u4ee4\u6743\u9650\u3002<\/li>\n<li><code>-FLUSHALL -FLUSHDB<\/code>\uff1a\u64a4\u9500 <code>FLUSHALL<\/code> \u548c <code>FLUSHDB<\/code> \u547d\u4ee4\u7684\u6743\u9650\uff0c\u9632\u6b62\u7528\u6237\u6267\u884c\u8fd9\u4e9b\u5371\u9669\u547d\u4ee4\u3002<\/li>\n<\/ul>\n<pre><code class=\"language-bash\"># \u9ed8\u8ba4\u7528\u6237\u53bb\u6389flushall \u548c flushdb\nuser default on &gt;123456 &amp;logs:* ~* +@all -FLUSHALL -FLUSHDB\n\n# \u52a8\u6001\u7ba1\u7406 ACL\n# 1.ACL List(\u67e5\u770b\u5f53\u524d\u6240\u6709\u7528\u6237\u914d\u7f6e\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5305\u62ec\u7528\u6237\u540d\u79f0\u3001\u5bc6\u7801\u54c8\u5e0c\u3001\u6743\u9650\u5217\u8868\u3001key patterns \u7b49\u3002)\n[root@Rocky9.4 etc]#redis-cli -a 123456\nWarning: Using a password with &#039;-a&#039; or &#039;-u&#039; option on the command line interface may not be safe.\n127.0.0.1:6379&gt; acl list\n1) &quot;user alice on sanitize-payload #87b9b7660e9fe77503b14eb6da0277151e031aad3a88a1673b798d8443af242b resetchannels -@all&quot;\n2) &quot;user default on sanitize-payload #8d969eef6ecad3c29a3a629280e686cf0c3f5d5a86aff3ca12020c923adc6c92 ~* resetchannels &amp;logs:* +@all -flushall -flushdb&quot;\n127.0.0.1:6379&gt;\n\n# 2.ACL GETUSER &lt;username&gt;(\u83b7\u53d6\u6307\u5b9a\u7528\u6237\u7684ACL\u4fe1\u606f)\n127.0.0.1:6379&gt; ACL GETUSER alice\n 1) &quot;flags&quot;\n 2) 1) &quot;on&quot;\n    2) &quot;sanitize-payload&quot;\n 3) &quot;passwords&quot;\n 4) 1) &quot;87b9b7660e9fe77503b14eb6da0277151e031aad3a88a1673b798d8443af242b&quot;\n 5) &quot;commands&quot;\n 6) &quot;-@all&quot;\n 7) &quot;keys&quot;\n 8) &quot;&quot;\n 9) &quot;channels&quot;\n10) &quot;&quot;\n11) &quot;selectors&quot;\n12) (empty array)\n127.0.0.1:6379&gt;\n\n# 3.ACL SETUSER &lt;username&gt; [\u89c4\u5219 ...](\u66f4\u65b0\uff08\u521b\u5efa\u6216\u4fee\u6539\uff09\u7528\u6237\u7684\u6743\u9650\u89c4\u5219)\nACL SETUSER bob on &gt;bob_password +get +set -FLUSHALL -FLUSHDB  ~bob:*\nACL SETUSER bob on\uff1a\u542f\u7528 bob\n>bob_password\uff1a\u8bbe\u7f6e bob \u7684\u5bc6\u7801\n+get +set\uff1a\u5141\u8bb8 bob \u6267\u884c get\u3001set \u547d\u4ee4\n~bob:*\uff1a\u53ea\u5141\u8bb8 bob \u8bbf\u95ee\u524d\u7f00\u4e3a bob: \u7684 key\n\n# 4.ACL DELUSER &lt;username&gt; [&lt;username&gt; ...](\u5220\u9664\u7528\u6237\u53ca\u5176\u6743\u9650\u914d\u7f6e)\nACL DELUSER alice\nACL DELUSER bob\n\n# 5.ACL SAVE(\u5c06\u5185\u5b58\u4e2d\u7684 ACL \u914d\u7f6e\u5199\u56de\u5230 aclfile\uff08\u5982\u679c\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u6307\u5b9a\u4e86 aclfile \u8def\u5f84\u7684\u8bdd\uff09\u4e2d\u3002\u9ed8\u8ba4\u4e0d\u5199\u5165 redis.conf\uff0c\u5982\u679c\u5e0c\u671b\u4fdd\u5b58\u5230\u6587\u4ef6\uff0c\u9700\u8981\u5148\u5728 redis.conf \u4e2d\u6307\u5b9a\uff1a)\n\u6ce8\u610f:\u5728redis.conf\u4e2d\u914d\u7f6eaclfile,\u5c31\u4e0d\u80fd\u540c\u65f6\u914d\u7f6euser alice...,\u5fc5\u987b\u8981\u5c06\u914d\u7f6e\u5199\u5165\u5230aclfile,\u5e76\u4e14\u8fd8\u8981\u5c06\u8fd9\u4e2a\u6587\u4ef6\u624b\u52a8\u521b\u5efa\u51fa\u6765,\u670d\u52a1\u624d\u4f1a\u91cd\u542f\u6210\u529f\naclfile \/path\/to\/aclfile.conf<\/code><\/pre>\n<h2>5.2 INFO<\/h2>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u67e5\u770b Redis \u670d\u52a1\u5668\u7684\u5404\u79cd\u7edf\u8ba1\u4fe1\u606f\u548c\u72b6\u6001\uff0c\u4f8b\u5982\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u3001\u590d\u5236\u72b6\u6001\u3001\u8fde\u63a5\u6570\u3001\u6301\u4e45\u5316\u4fe1\u606f\u3001keyspace \u4fe1\u606f\u7b49\u3002<\/p>\n<p><strong>\u4f7f\u7528\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">127.0.0.1:6379&gt; INFO keyspace\n# Keyspace\ndb0:keys=10000001,expires=0,avg_ttl=0,subexpiry=0\n127.0.0.1:6379&gt;\n\n127.0.0.1:6379&gt; info server\n# Server\nredis_version:7.4.1\nredis_git_sha1:00000000\nredis_git_dirty:0\nredis_build_id:a9a1c6875521b0ad\nredis_mode:standalone\nos:Linux 5.14.0-427.13.1.el9_4.x86_64 x86_64\narch_bits:64\nmonotonic_clock:POSIX clock_gettime\nmultiplexing_api:epoll\natomicvar_api:c11-builtin\ngcc_version:11.5.0\nprocess_id:9692\nprocess_supervised:no\nrun_id:83d8b9655623d6edaf809f8a7456e68179e9de91\ntcp_port:6379\nserver_time_usec:1735883510494144\nuptime_in_seconds:6113\nuptime_in_days:0\nhz:10\nconfigured_hz:10\nlru_clock:7830262\nexecutable:\/apps\/redis\/bin\/redis-server\nconfig_file:\/apps\/redis\/etc\/redis_6379.conf\nio_threads_active:0\nlistener0:name=tcp,bind=0.0.0.0,bind=-::1,port=6379\n127.0.0.1:6379&gt;<\/code><\/pre>\n<p>Redis \u4f1a\u8fd4\u56de\u4e00\u4e2a\u591a\u6bb5\u6587\u672c\uff0c\u5305\u542b\u5927\u91cf\u4fe1\u606f\uff0c\u53ef\u6309\u6a21\u5757\u5212\u5206\uff08server\u3001clients\u3001memory\u3001persistence\u3001stats\u3001replication\u3001cpu\u3001cluster\u3001keyspace \u7b49\uff09\u3002<\/p>\n<p><strong>\u5e38\u7528\u64cd\u4f5c<\/strong>\uff1a<\/p>\n<ul>\n<li><code>INFO memory<\/code>\uff1a\u53ea\u67e5\u770b\u548c\u5185\u5b58\u76f8\u5173\u7684\u4fe1\u606f\u3002<\/li>\n<li><code>INFO replication<\/code>\uff1a\u53ea\u67e5\u770b\u4e3b\u4ece\u590d\u5236\uff08replication\uff09\u76f8\u5173\u4fe1\u606f\u3002<\/li>\n<li><code>INFO server<\/code>: \u67e5\u770bserver\u7684\u76f8\u5173\u4fe1\u606f<\/li>\n<li><code>INFO cluster<\/code>: \u67e5\u770b\u96c6\u7fa4\u7684\u4fe1\u606f<\/li>\n<li><code>INFO keyspace<\/code>: \u67e5\u770b\u6570\u636e\u5e93\u7684\u4fe1\u606f,\u6709\u591a\u5c11\u952e.<\/li>\n<\/ul>\n<h2>5.3 SELECT<\/h2>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5207\u6362 Redis \u7684\u903b\u8f91\u6570\u636e\u5e93\uff08DB\uff09\u3002Redis \u9ed8\u8ba4\u6709 16 \u4e2a\u903b\u8f91\u6570\u636e\u5e93\uff0c\u7f16\u53f7 0 \u5230 15\uff08\u53ef\u901a\u8fc7 <code>databases<\/code> \u914d\u7f6e\u4fee\u6539\uff09\u3002<\/p>\n<p><strong>\u4f7f\u7528\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">127.0.0.1:6379&gt; SELECT 1\nOK\n127.0.0.1:6379[1]&gt;    # \u547d\u4ee4\u63d0\u793a\u7b26\u4f1a\u663e\u793a\u5f53\u524d\u5df2\u5728 DB1<\/code><\/pre>\n<p><strong>\u6ce8\u610f\u70b9<\/strong>\uff1a<\/p>\n<ul>\n<li><strong>Redis \u96c6\u7fa4\u6a21\u5f0f\u4e0b\u901a\u5e38\u53ea\u80fd\u4f7f\u7528 DB 0\uff0c\u4e0d\u652f\u6301\u591a DB \u5207\u6362\u3002<\/strong><\/li>\n<li>\u5207\u6362\u6570\u636e\u5e93\u4ec5\u5bf9\u5f53\u524d\u8fde\u63a5\u6709\u6548\uff0c\u65ad\u5f00\u540e\u91cd\u65b0\u8fde\u63a5\u9ed8\u8ba4\u4ecd\u8fdb\u5165 DB 0\u3002<\/li>\n<\/ul>\n<h2>5.4 KEYS<\/h2>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5217\u51fa\u5339\u914d\u7ed9\u5b9a\u6a21\u5f0f\uff08pattern\uff09\u7684\u6240\u6709 Key\u3002\u5e38\u7528\u6a21\u5f0f\u5982 <code>KEYS user:*<\/code>\u3002<\/p>\n<p><strong>\u4f7f\u7528\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">127.0.0.1:6379&gt; KEYS *\n1) &quot;foo&quot;\n2) &quot;bar&quot;\n3) &quot;user:1001&quot;<\/code><\/pre>\n<p><strong>\u6ce8\u610f\u70b9<\/strong>\uff1a<\/p>\n<ul>\n<li><strong>\u4e0d\u8981\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u9891\u7e41\u4f7f\u7528 <code>KEYS<\/code> \u547d\u4ee4<\/strong>\uff0c\u56e0\u4e3a\u5b83\u4f1a\u5bf9\u6574\u4e2a keyspace \u505a\u904d\u5386\uff0c\u8017\u65f6\u4e14\u963b\u585e\u670d\u52a1\u5668\uff0c\u5bb9\u6613\u5bfc\u81f4\u6027\u80fd\u95ee\u9898,\u6700\u597d\u4f7f\u7528acl\u7981\u7528keys*\u3002<\/li>\n<li>\u751f\u4ea7\u4e2d\u66f4\u5e38\u7528 <code>SCAN<\/code> \u547d\u4ee4\u4ee5\u975e\u963b\u585e\uff08\u6e38\u6807\uff09\u65b9\u5f0f\u904d\u5386 key\u3002<\/li>\n<\/ul>\n<h2>5.5 BGSAVE<\/h2>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5728\u540e\u53f0\uff08\u5f02\u6b65\uff09\u6267\u884c\u4e00\u6b21 RDB \u5feb\u7167\uff0c\u5c06\u5f53\u524d\u6570\u636e\u96c6\u4fdd\u5b58\u5230\u78c1\u76d8\uff08\u9ed8\u8ba4\u6587\u4ef6\u540d <code>dump.rdb<\/code>\uff0c\u53ef\u5728 <code>redis.conf<\/code> \u4e2d\u914d\u7f6e\uff09\u3002<\/p>\n<p><strong>\u4f7f\u7528\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">127.0.0.1:6379&gt; BGSAVE\nBackground saving started<\/code><\/pre>\n<p>\u6267\u884c\u540e\u4f1a\u7acb\u5373\u8fd4\u56de\uff0cRedis \u4f1a\u5728\u540e\u53f0\u5b8c\u6210 RDB \u6301\u4e45\u5316\u3002<\/p>\n<p><strong>\u5e38\u7528\u573a\u666f<\/strong>\uff1a<\/p>\n<ul>\n<li>\u624b\u52a8\u89e6\u53d1\u4e00\u6b21\u5feb\u7167\uff0c\u505a\u6570\u636e\u5907\u4efd\u3002<\/li>\n<li>\u7ed3\u5408 <code>save<\/code> \u914d\u7f6e\u81ea\u52a8\u89e6\u53d1\u4e5f\u53ef\u4ee5\uff0c\u4f46\u5728\u73b0\u4ee3 Redis \u7248\u672c\u4e2d\uff0c\u5f88\u591a\u4eba\u66f4\u503e\u5411\u4e8e AOF \u6216\u6df7\u5408\u6301\u4e45\u5316\u3002<\/li>\n<\/ul>\n<h2>5.6 DBSIZE<\/h2>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u8fd4\u56de\u5f53\u524d\u6240\u9009\u6570\u636e\u5e93\uff08DB\uff09\u4e2d key \u7684\u6570\u91cf\u3002<\/p>\n<p><strong>\u4f7f\u7528\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">127.0.0.1:6379&gt; DBSIZE\n(integer) 10000001\n127.0.0.1:6379&gt;<\/code><\/pre>\n<p>\u8868\u793a\u5f53\u524d DB \u91cc\u6709 \u4e00\u5343\u4e07 \u4e2a key\u3002<\/p>\n<p><strong>\u6ce8\u610f\u70b9<\/strong>\uff1a<\/p>\n<ul>\n<li><code>DBSIZE<\/code> \u662f\u4e00\u4e2a\u7b80\u5355\u8ba1\u6570\uff0c\u4e0d\u6d89\u53ca keys \u7684\u904d\u5386\uff0c\u56e0\u6b64\u975e\u5e38\u9ad8\u6548\u3002<\/li>\n<li>\u5982\u679c\u60f3\u77e5\u9053\u6240\u6709 DB \u7684 key \u6570\u91cf\uff0c\u53ef\u4ee5\u9010\u4e00 <code>SELECT<\/code> 0~15 \u6267\u884c <code>DBSIZE<\/code>\uff0c\u6216\u8005\u7528 <code>INFO keyspace<\/code> \u67e5\u770b\u3002<\/li>\n<\/ul>\n<h2>5.7 FLUSHDB<\/h2>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u6e05\u7a7a\u5f53\u524d\u6570\u636e\u5e93\uff08DB\uff09\u7684\u6240\u6709 Key\uff08\u53ea\u5f71\u54cd\u60a8\u5f53\u524d\u9009\u62e9\u7684 DB\uff09\u3002<\/p>\n<p><strong>\u4f7f\u7528\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">127.0.0.1:6379&gt; FLUSHDB\nOK<\/code><\/pre>\n<p>\u5982\u679c\u5728 DB0 \u6267\u884c\uff0c\u4f1a\u6e05\u7a7a DB0\uff1b\u5728 DB1 \u6267\u884c\u4f1a\u6e05\u7a7a DB1\u3002<\/p>\n<p><strong>\u98ce\u9669\u4e0e\u6ce8\u610f<\/strong>\uff1a<\/p>\n<ul>\n<li><strong>\u4e0d\u53ef\u9006<\/strong>\uff0c\u4f1a\u5220\u9664\u5f53\u524d DB \u4e2d\u7684\u5168\u90e8\u6570\u636e\uff01<\/li>\n<li>\u53ef\u5728\u6b63\u5f0f\u6267\u884c\u524d\u5148\u786e\u8ba4 <code>SELECT<\/code> \u5230\u4e86\u6b63\u786e\u7684 DB\uff0c\u907f\u514d\u8bef\u5220\u3002<\/li>\n<\/ul>\n<h2>5.8 FLUSHALL<\/h2>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u6e05\u7a7a <strong>\u6240\u6709<\/strong> DB \u7684\u6240\u6709 Key\uff08\u9ed8\u8ba4 16 \u4e2a\u6570\u636e\u5e93\u90fd\u4f1a\u88ab\u6e05\u7a7a\uff09\u3002<\/p>\n<p><strong>\u4f7f\u7528\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">127.0.0.1:6379&gt; FLUSHALL\nOK<\/code><\/pre>\n<p><strong>\u98ce\u9669\u4e0e\u6ce8\u610f<\/strong>\uff1a<\/p>\n<ul>\n<li>\u6bd4 <code>FLUSHDB<\/code> \u66f4\u5371\u9669\uff0c\u4e00\u65e6\u6267\u884c\uff0c\u4f1a\u5bfc\u81f4 Redis \u6574\u4e2a\u5b9e\u4f8b\u6240\u6709 DB \u6570\u636e\u88ab\u6e05\u7a7a\u3002<\/li>\n<li>\u4e00\u822c\u4e0d\u5efa\u8bae\u5728\u751f\u4ea7\u73af\u5883\u4f7f\u7528\uff0c\u52a1\u5fc5\u8c28\u614e\u64cd\u4f5c\uff01<\/li>\n<\/ul>\n<h2>5.9 SHUTDOWN<\/h2>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5173\u95ed Redis \u670d\u52a1\u5668\u3002\u6267\u884c\u540e\uff0c\u4f1a\u5c1d\u8bd5\u505a\u4e00\u6b21\u6301\u4e45\u5316\uff08\u82e5\u914d\u7f6e\u4e86 RDB\/AOF\uff09\uff0c\u7136\u540e\u9000\u51fa\u8fdb\u7a0b\u3002<\/p>\n<p><strong>\u4f7f\u7528\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">127.0.0.1:6379&gt; SHUTDOWN<\/code><\/pre>\n<p>\u8fde\u63a5\u4f1a\u7acb\u5373\u65ad\u5f00\uff0cRedis \u670d\u52a1\u505c\u6b62\u3002<\/p>\n<p><strong>\u6ce8\u610f\u70b9<\/strong>\uff1a<\/p>\n<ul>\n<li>\u5982\u679c\u60f3\u907f\u514d\u4fdd\u5b58\u6570\u636e\uff08\u5373\u4e0d\u518d\u8fdb\u884c RDB\/AOF \u843d\u76d8\uff09\uff0c\u53ef\u52a0\u9009\u9879 <code>SHUTDOWN NOSAVE<\/code>\u3002<\/li>\n<li>\u5982\u679c\u53ea\u60f3\u4fdd\u5b58\u6570\u636e\u800c\u4e0d\u5173\u95ed\uff0c\u53ef\u4ee5\u6267\u884c <code>SAVE<\/code> \u6216 <code>BGSAVE<\/code>\u3002<\/li>\n<\/ul>\n<h2>5.10 SCAN<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c<code>SCAN<\/code> \u547d\u4ee4\u662f\u4e00\u79cd<strong>\u57fa\u4e8e\u6e38\u6807\uff08cursor\uff09\\<\/strong>\u7684\u8fed\u4ee3\u67e5\u8be2\u65b9\u5f0f\uff0c\u80fd\u591f**\u5206\u6279\u4e14\u975e\u963b\u585e**\u5730\u904d\u5386\u6570\u636e\u5e93\u4e2d\u7684 Key\uff08\u6216\u96c6\u5408\u3001\u54c8\u5e0c\u3001ZSet \u7b49\uff09\uff0c\u907f\u514d\u50cf <code>KEYS *<\/code> \u8fd9\u6837\u4e00\u6b21\u6027\u626b\u63cf\u5168\u90e8 Key \u5bfc\u81f4\u5927\u89c4\u6a21\u963b\u585e\u7684\u95ee\u9898\u3002\u4e0b\u9762\u4ecb\u7ecd\u4e00\u4e0b <code>SCAN<\/code> \u7684\u6838\u5fc3\u6982\u5ff5\u3001\u4f7f\u7528\u65b9\u6cd5\u4ee5\u53ca\u4e0e <code>KEYS<\/code> \u7684\u533a\u522b\u3002<\/p>\n<p><strong>\u4e00\u3001\u4e3a\u4ec0\u4e48\u8981\u7528 SCAN\uff1f<\/strong><\/p>\n<ol>\n<li><strong>KEYS \u7684\u7f3a\u70b9<\/strong>\uff1a\n<ul>\n<li><code>KEYS pattern<\/code> \u547d\u4ee4\u4f1a\u4e00\u6b21\u6027\u904d\u5386\u6240\u6709 Key\uff0c\u5e76\u8fd4\u56de\u6240\u6709\u5339\u914d\u7684\u7ed3\u679c\u3002<\/li>\n<li>\u5728 Key \u6570\u91cf\u5f88\u5927\u7684\u60c5\u51b5\u4e0b\uff08\u51e0\u767e\u4e07\u4e0a\u5343\u4e07\uff09\uff0c\u4e00\u6b21\u626b\u63cf\u4f1a\u9020\u6210\u4e3b\u7ebf\u7a0b\u963b\u585e\uff0c\u671f\u95f4\u65e0\u6cd5\u5904\u7406\u5176\u4ed6\u8bf7\u6c42\uff0c\u5bfc\u81f4\u670d\u52a1\u5361\u987f\u751a\u81f3\u8d85\u65f6\u3002<\/li>\n<li>\u56e0\u4e3a Redis \u662f\u5355\u7ebf\u7a0b\u67b6\u6784\uff0c\u8fd9\u79cd\u5927\u89c4\u6a21\u963b\u585e\u4f1a\u4e25\u91cd\u5f71\u54cd\u7ebf\u4e0a\u4e1a\u52a1\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>SCAN \u7684\u4f18\u70b9<\/strong>\uff1a\n<ul>\n<li>\u5c06\u5927\u8303\u56f4\u626b\u63cf\u62c6\u5206\u6210<strong>\u591a\u6b21\u5c0f\u8303\u56f4\u626b\u63cf<\/strong>\uff0c\u6bcf\u6b21\u53ea\u8fd4\u56de\u4e00\u90e8\u5206\u6570\u636e\u3002<\/li>\n<li>\u91c7\u7528\u201c\u6e38\u6807\uff08Cursor\uff09+ \u589e\u91cf\u904d\u5386\u201d\u7684\u6a21\u5f0f\uff0c\u6bcf\u626b\u63cf\u4e00\u90e8\u5206\uff0cRedis \u5c31\u8fd4\u56de\u4e00\u4e2a<strong>\u65b0\u7684 Cursor<\/strong>\uff0c\u5e76\u5728\u54cd\u5e94\u4e2d\u5305\u542b\u672c\u6b21\u626b\u63cf\u5230\u7684\u90e8\u5206\u6570\u636e\u3002<\/li>\n<li>\u7528\u6237\u53ef\u4ee5\u6839\u636e\u8fd4\u56de\u7684 Cursor \u7ee7\u7eed\u4e0b\u4e00\u6b21\u626b\u63cf\uff0c\u76f4\u5230 Cursor \u56de\u5230 0 \u8868\u793a\u626b\u63cf\u7ed3\u675f\u3002<\/li>\n<li>\u76f8\u6bd4 <code>KEYS<\/code>\uff0c<code>SCAN<\/code> \u5bf9\u670d\u52a1\u5668\u7684\u963b\u585e\u65f6\u95f4\u66f4\u77ed\uff0c\u4e5f\u66f4\u53ef\u63a7\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p><strong>\u4e8c\u3001SCAN \u7684\u57fa\u672c\u7528\u6cd5<\/strong><\/p>\n<p><strong>2.1 \u547d\u4ee4\u683c\u5f0f<\/strong><\/p>\n<pre><code class=\"language-css\">SCAN cursor [MATCH pattern] [COUNT count]<\/code><\/pre>\n<ul>\n<li><strong>cursor<\/strong>\uff1a\u6e38\u6807\uff0c\u521d\u6b21\u8c03\u7528\u65f6\u901a\u5e38\u4f20 <code>0<\/code>\uff0c\u8868\u793a\u4ece\u5934\u5f00\u59cb\u626b\u63cf\u3002<\/li>\n<li><strong>MATCH pattern<\/strong>\uff1a\u53ef\u9009\uff0c\u7528\u4e8e\u8fc7\u6ee4\u5339\u914d\u7684 Key \u6a21\u5f0f\uff08\u5982 <code>MATCH user:*<\/code>\uff09\u3002\u5982\u679c\u4e0d\u6307\u5b9a <code>MATCH<\/code>\uff0c\u5219\u8fd4\u56de\u7684 Key \u4e0d\u505a\u4efb\u4f55\u6a21\u5f0f\u8fc7\u6ee4\uff08\u4f1a\u8fd4\u56de\u6240\u6709 Key \u7684\u5b50\u96c6\uff09\u3002<\/li>\n<li><strong>COUNT count<\/strong>\uff1a\u53ef\u9009\uff0c\u7528\u4e8e\u6307\u5b9a\u6bcf\u6b21\u626b\u63cf\u5e0c\u671b\u8fd4\u56de\u7684 Key \u6570\u91cf\u3002<strong>\u5e76\u975e\u4e25\u683c\u4fdd\u8bc1<\/strong>\u8fd4\u56de\u56fa\u5b9a\u6570\u91cf\uff0c\u800c\u662f\u201c\u671f\u671b\u503c\u201d\uff0cRedis \u53ef\u80fd\u5b9e\u9645\u8fd4\u56de\u591a\u4e8e\u6216\u5c11\u4e8e\u8fd9\u4e2a\u6570\u7684 key\u3002<\/li>\n<\/ul>\n<p><strong>\u521d\u6b21\u8c03\u7528<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">127.0.0.1:6379&gt; SCAN 0 COUNT 10\n1) &quot;13107200&quot;\n2)  1) &quot;k4533779&quot;\n    2) &quot;k252114&quot;\n    3) &quot;k933235&quot;\n    4) &quot;k3676789&quot;\n    5) &quot;k2576537&quot;\n    6) &quot;k7573677&quot;\n    7) &quot;k5285770&quot;\n    8) &quot;k2267950&quot;\n    9) &quot;k2473601&quot;\n   10) &quot;k4433328&quot;<\/code><\/pre>\n<ul>\n<li>\u8fd4\u56de\u7ed3\u679c\u4e2d\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20 <code>&quot;13107200&quot;<\/code> \u662f\u65b0\u7684\u6e38\u6807\u503c\uff0c\u4e0b\u6b21\u626b\u63cf\u65f6\u8981\u7528\u5b83\u3002<\/li>\n<li>\u7b2c\u4e8c\u4e2a\u6570\u7ec4\u662f\u672c\u6b21\u626b\u63cf\u5230\u7684\u4e00\u6279 Key\uff08\u4f8b\u5982 5~10 \u4e2a\uff09\u3002<\/li>\n<\/ul>\n<p><strong>\u540e\u7eed\u8c03\u7528<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">127.0.0.1:6379&gt; SCAN 13107200 COUNT 10\n1) &quot;4456448&quot;\n2)  1) &quot;k1450912&quot;\n    2) &quot;k9102989&quot;\n    3) &quot;k6829708&quot;\n    4) &quot;k3410677&quot;\n    5) &quot;k2513869&quot;\n    6) &quot;k9564207&quot;\n    7) &quot;k7683296&quot;\n    8) &quot;k2951179&quot;\n    9) &quot;k6113726&quot;\n   10) &quot;k8041825&quot;\n127.0.0.1:6379&gt;<\/code><\/pre>\n<ul>\n<li>\u7ee7\u7eed\u7528\u4e0a\u4e00\u6b21\u8fd4\u56de\u7684\u6e38\u6807 13107200 \u4f5c\u4e3a\u672c\u6b21\u8c03\u7528\u7684\u6e38\u6807\uff1b<\/li>\n<li>Redis \u8fd4\u56de\u6e38\u6807 \u201c4456448\u201d \u548c\u65b0\u7684 Key \u5217\u8868\u3002<\/li>\n<\/ul>\n<p><strong>\u4e09\u3001SCAN \u4e0e\u5176\u4ed6\u76f8\u5173\u547d\u4ee4<\/strong><\/p>\n<p><strong>SCAN<\/strong>\uff1a\u904d\u5386\u6570\u636e\u5e93\u4e2d\u7684 Key\u3002<\/p>\n<p><strong>SSCAN<\/strong>\uff1a\u904d\u5386 Set \u4e2d\u7684\u5143\u7d20\u3002<\/p>\n<p><strong>HSCAN<\/strong>\uff1a\u904d\u5386 Hash \u4e2d\u7684 field-value \u5bf9\u3002<\/p>\n<p><strong>ZSCAN<\/strong>\uff1a\u904d\u5386 Sorted Set \u4e2d\u7684 member-score \u5bf9\u3002<\/p>\n<p>\u5b83\u4eec\u7528\u6cd5\u76f8\u4f3c\uff0c\u90fd\u662f <code>SCAN cursor [MATCH pattern] [COUNT count]<\/code> \u7684\u5f62\u5f0f\uff0c\u53ea\u662f\u64cd\u4f5c\u7684\u6570\u636e\u7ed3\u6784\u4e0d\u540c\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code class=\"language-bash\">HSCAN myhash 0 MATCH field:* COUNT 10<\/code><\/pre>\n<p><strong>\u56db\u3001SCAN vs. KEYS<\/strong><\/p>\n<ul>\n<li>\u6027\u80fd\uff1a\n<ul>\n<li><code>KEYS<\/code> \u547d\u4ee4\u4f1a\u963b\u585e Redis \u76f4\u5230\u626b\u63cf\u5b8c\u6240\u6709 Key\uff1b<\/li>\n<li><code>SCAN<\/code> \u91c7\u7528\u589e\u91cf\u626b\u63cf\uff0c\u6bcf\u6b21\u53ea\u5904\u7406\u4e00\u90e8\u5206\uff0c\u80fd\u628a\u963b\u585e\u65f6\u95f4\u5206\u6563\u5230\u591a\u4e2a\u5c0f\u7684\u65f6\u95f4\u7247\uff0c\u5bf9\u7ebf\u4e0a\u6027\u80fd\u5f71\u54cd\u66f4\u5c0f\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u7528\u6cd5\uff1a\n<ul>\n<li><code>KEYS<\/code> \u9002\u5408\u5728<strong>\u6d4b\u8bd5<\/strong>\u6216<strong>\u5c0f\u89c4\u6a21<\/strong>\u573a\u666f\u4e0b\u8c03\u8bd5\u65f6\u4f7f\u7528\uff0c\u65b9\u4fbf\u4e00\u6b21\u6027\u83b7\u53d6\u6240\u6709\u5339\u914d key\uff1b<\/li>\n<li>\u751f\u4ea7\u73af\u5883\u4e2d<strong>\u5f3a\u70c8\u63a8\u8350<\/strong>\u4f7f\u7528 <code>SCAN<\/code>\uff0c\u80fd\u907f\u514d\u5927\u89c4\u6a21\u963b\u585e\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u4e00\u81f4\u6027\uff1a\n<ul>\n<li><code>KEYS<\/code> \u5728\u90a3\u4e00\u523b\u4f1a\u8fd4\u56de\u5feb\u7167\u5f0f\u7684\u6240\u6709 Key\uff1b<\/li>\n<li><code>SCAN<\/code> \u53ef\u80fd\u4f1a\u51fa\u73b0\u6f0f\u626b\u6216\u91cd\u590d\uff0c\u5c24\u5176\u5f53 Key \u52a8\u6001\u53d8\u5316\u65f6\u3002\u4f46\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u8fd9\u79cd\u4e0d\u5b8c\u5168\u4e00\u81f4\u6027\u662f\u80fd\u63a5\u53d7\u7684\uff08\u53ef\u989d\u5916\u5728\u5e94\u7528\u5c42\u505a\u53bb\u91cd\u5904\u7406\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h1>6.Redis \u6570\u636e\u7c7b\u578b<\/h1>\n<h2>6.1 \u5b57\u7b26\u4e32(string)\u7c7b<\/h2>\n<h3>6.1.1 String \u7684\u5b58\u50a8\u7279\u70b9<\/h3>\n<ul>\n<li><strong>\u5b58\u50a8\u5185\u5bb9<\/strong>\uff1a\u53ef\u4ee5\u662f\u6587\u672c\uff08\u5982 <code>&quot;Hello&quot;<\/code>\uff09\u3001\u6570\u5b57\uff08\u5982 <code>&quot;123&quot;<\/code>\uff09\u3001\u4e8c\u8fdb\u5236\u6587\u4ef6\uff08\u5982\u56fe\u7247\u3001\u97f3\u9891\u7b49\uff09\uff0c\u53ea\u8981\u5355\u4e2a\u503c\u4e0d\u8d85\u8fc7 512 MB \u5373\u53ef\u3002<\/li>\n<li><strong>\u5185\u5b58\u5f00\u9500<\/strong>\uff1a\u5c0f\u5b57\u7b26\u4e32\u91c7\u7528 <code>SDS(Simple Dynamic String)<\/code> \u7ed3\u6784\u5b58\u50a8\uff0cRedis \u4f1a\u6839\u636e\u5b9e\u9645\u503c\u5927\u5c0f\u81ea\u52a8\u9009\u62e9\u5408\u9002\u7684\u5e95\u5c42\u7ed3\u6784\uff0c\u907f\u514d\u9891\u7e41\u7684\u5185\u5b58\u5206\u914d\u3002<\/li>\n<li>\u5e38\u7528\u573a\u666f\uff1a\n<ul>\n<li>\u7f13\u5b58\u7f51\u9875\u5185\u5bb9\u3001\u914d\u7f6e\u3001\u4ee4\u724c\u3001session \u4fe1\u606f\u3001\u8ba1\u6570\u5668\u7b49\uff1b<\/li>\n<li>\u5b58\u50a8\u5bf9\u8c61\u7684\u5e8f\u5217\u5316\u7ed3\u679c\uff0c\u6bd4\u5982 JSON\u3001Protobuf \u7b49\uff1b<\/li>\n<li>\u8ba1\u6570\u7edf\u8ba1\uff0c\u5229\u7528 <code>INCR<\/code>\/<code>DECR<\/code> \u7b49\u5feb\u901f\u81ea\u589e\u81ea\u51cf<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>6.1.2 \u5e38\u89c1\u7684\u64cd\u4f5c\u547d\u4ee4<\/h3>\n<h4>6.1.2.1 \u8bbe\u7f6e\u4e0e\u83b7\u53d6<\/h4>\n<h5>6.1.2.1.1 SET<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u8bbe\u7f6e key \u7684\u503c\u3002\u5982\u679c key \u5df2\u5b58\u5728\uff0c\u4f1a\u88ab\u8986\u76d6\uff1b\u5982\u679c key \u4e0d\u5b58\u5728\uff0c\u5219\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 key\u3002<\/p>\n<\/li>\n<li>\n<p>\u57fa\u672c\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-http\">SET <key> <value><\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">SET user:1001 \"Alice\"\nGET user:1001  # \u8fd4\u56de \"Alice\"<\/code><\/pre>\n<\/li>\n<li>\n<p>\u6269\u5c55\u53c2\u6570\uff1a<\/p>\n<ul>\n<li>\n<p><code>EX seconds<\/code>\uff1a\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\uff08\u79d2\uff09\u3002<\/p>\n<\/li>\n<li>\n<p><code>PX milliseconds<\/code>\uff1a\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\uff08\u6beb\u79d2\uff09\u3002<\/p>\n<\/li>\n<li>\n<p><code>NX<\/code>\uff1a\u53ea\u6709\u5f53 key \u4e0d\u5b58\u5728\u65f6\u624d\u6267\u884c\u8bbe\u7f6e\u3002<\/p>\n<\/li>\n<li>\n<p><code>XX<\/code>\uff1a\u53ea\u6709\u5f53 key \u5b58\u5728\u65f6\u624d\u6267\u884c\u8bbe\u7f6e\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f8b\u5982\uff1a<\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">SET mykey \"Hello\" EX 10 NX<\/code><\/pre>\n<p>\u8868\u793a\u4ec5\u5f53 <code>mykey<\/code>\u4e0d\u5b58\u5728\u65f6\uff0c\u624d\u8bbe\u7f6e\u503c\u4e3a <code>&quot;Hello&quot;<\/code>\u5e76\u81ea\u52a8\u5728 10 \u79d2\u540e\u8fc7\u671f\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>6.2.2.1.2 GET<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u83b7\u53d6 key \u7684\u5b57\u7b26\u4e32\u503c\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-css\">GET mykey<\/code><\/pre>\n<p>\u82e5 key \u5b58\u5728\uff0c\u5219\u8fd4\u56de\u5bf9\u5e94\u7684\u503c\uff1b\u82e5 key \u4e0d\u5b58\u5728\uff0c\u8fd4\u56de <code>nil<\/code><\/p>\n<\/li>\n<\/ul>\n<h5>6.2.2.1.3 MSET \/ MGET<\/h5>\n<ul>\n<li>\n<p><strong>MSET<\/strong>\uff1a\u540c\u65f6\u8bbe\u7f6e\u591a\u4e2a key-value \u5bf9\u3002<\/p>\n<pre><code class=\"language-css\">MSET k1 \"v1\" k2 \"v2\" k3 \"v3\"<\/code><\/pre>\n<p>\u4e00\u6b21\u6027\u5199\u5165\u591a\u5bf9\u6570\u636e\uff0c\u51cf\u5c11\u591a\u6b21\u7f51\u7edc\u5f80\u8fd4\u3002<\/p>\n<\/li>\n<li>\n<p><strong>MGET<\/strong>\uff1a\u6279\u91cf\u83b7\u53d6\u591a\u4e2a key \u7684\u503c\u3002<\/p>\n<pre><code class=\"language-css\">MGET k1 k2 k3<\/code><\/pre>\n<p>\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\uff0c\u5982 <code>[v1, v2, v3]<\/code>\uff0c\u4e0d\u5b58\u5728\u7684 key \u4f1a\u4ee5 <code>nil<\/code> \u5bf9\u5e94\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>6.2.2.1.4 SETNX \/ SETXX\uff08\u6216\u7ed3\u5408 SET \u547d\u4ee4\u7684 NX \/ XX \u53c2\u6570\uff09<\/h5>\n<ul>\n<li><code>SETNX<\/code>\uff1aSet if Not eXists\uff0c\u53ea\u5728 key \u4e0d\u5b58\u5728\u65f6\u8bbe\u7f6e\u6210\u529f\u3002\u7b49\u4ef7\u4e8e <code>SET key value NX<\/code>\u3002<\/li>\n<li><code>SETXX<\/code>\uff1aSet if eXists\uff0c\u53ea\u5728 key \u5b58\u5728\u65f6\u8bbe\u7f6e\u6210\u529f\u3002\u7b49\u4ef7\u4e8e <code>SET key value XX<\/code>\u3002<\/li>\n<\/ul>\n<h4>6.1.2.2 \u6570\u503c\u64cd\u4f5c<\/h4>\n<p>Redis \u652f\u6301\u5bf9\u5b57\u7b26\u4e32\u503c\u8fdb\u884c\u6570\u5b57\u81ea\u589e\u81ea\u51cf\u64cd\u4f5c\uff08\u524d\u63d0\u662f\u8be5\u5b57\u7b26\u4e32\u80fd\u88ab\u89e3\u6790\u4e3a\u6574\u6570\u6216\u6d6e\u70b9\u6570\uff09\u3002<\/p>\n<h5>6.1.2.2.1 INCR \/ DECR<\/h5>\n<ul>\n<li>\n<p><strong>INCR <key><\/strong>\uff1a\u5c06 key \u7684\u503c\u81ea\u589e 1\u3002\u5982\u679c key \u4e0d\u5b58\u5728\uff0c\u5219\u5148\u521d\u59cb\u5316\u4e3a 0 \u518d\u81ea\u589e\u3002<\/p>\n<\/li>\n<li>\n<p><strong>DECR <key><\/strong>\uff1a\u5c06 key \u7684\u503c\u81ea\u51cf 1\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-css\">SET counter 10\nINCR counter      # counter = 11\nDECR counter      # counter = 10<\/code><\/pre>\n<\/li>\n<li>\n<p><strong>\u6ce8\u610f<\/strong>\uff1a\u82e5 value \u4e0d\u662f\u4e00\u4e2a\u6574\u6570\u5b57\u7b26\u4e32\uff0c\u4f8b\u5982 <code>&quot;Hello&quot;<\/code> \u6216 <code>1.5<\/code>\uff0c\u6267\u884c <code>INCR<\/code>\/<code>DECR<\/code> \u4f1a\u62a5\u9519 (ERR value is not an integer)\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>6.1.2.2.2 INCRBY \/ DECRBY<\/h5>\n<ul>\n<li>\n<p>\u4f5c\u7528\uff1a\u4e00\u6b21\u6027\u52a0\/\u51cf\u6307\u5b9a\u6570\u503c\u3002<\/p>\n<pre><code class=\"language-css\">INCRBY <key> <increment>\nDECRBY <key> <decrement><\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-css\">SET counter 100\nINCRBY counter 50   # counter = 150\nDECRBY counter 20   # counter = 130<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.1.2.2.3 INCRBYFLOAT<\/h5>\n<ul>\n<li>\n<p>\u4f5c\u7528\uff1a\u5bf9\u6d6e\u70b9\u6570\u8fdb\u884c\u52a0\u6cd5\u64cd\u4f5c\u3002<\/p>\n<pre><code class=\"language-css\">SET price 12.5\nINCRBYFLOAT price 0.7  # price = 13.2<\/code><\/pre>\n<\/li>\n<li>\n<p><strong>\u4f7f\u7528\u573a\u666f<\/strong>\uff1a\u8ba1\u91cf\u6216\u9700\u8981\u5c0f\u6570\u7684\u573a\u666f\uff0c\u5982\u91d1\u989d\u3001\u6e29\u5ea6\u7b49\u3002<\/p>\n<\/li>\n<\/ul>\n<h4>6.1.2.3 \u90e8\u5206\u5b57\u7b26\u4e32\u64cd\u4f5c<\/h4>\n<h5>6.1.2.3.1 APPEND<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5411\u6307\u5b9a key \u7684\u73b0\u6709\u503c <strong>\u8ffd\u52a0<\/strong> \u4e00\u6bb5\u5b57\u7b26\u4e32\u3002\u5982\u679c key \u4e0d\u5b58\u5728\uff0c\u5c31\u76f8\u5f53\u4e8e <code>SET<\/code>\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-css\">SET greeting \"Hello\"\nAPPEND greeting \", Redis!\"\nGET greeting        # \"Hello, Redis!\"<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.1.2.3.2 GETRANGE (\u65e7\u547d\u4ee4\uff1aSUBSTR)<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u83b7\u53d6\u5b57\u7b26\u4e32\u4e2d\u6307\u5b9a\u533a\u95f4\uff08\u57fa\u4e8e\u4e0b\u6807\uff09\u7684\u5b50\u4e32\uff0c\u533a\u95f4\u542b\u5de6\u53f3\u8fb9\u754c\uff0c\u652f\u6301\u8d1f\u7d22\u5f15\uff08-1 \u8868\u793a\u6700\u540e\u4e00\u4e2a\u5b57\u7b26\uff09\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-css\">GETRANGE <key> <start> <end><\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-css\">SET greeting \"Hello, Redis!\"\nGETRANGE greeting 0 4    # \u8fd4\u56de \"Hello\"\nGETRANGE greeting -6 -2  # \u8fd4\u56de \"Redis\" \u4e2d\u7684\u4e00\u90e8\u5206, \u8981\u6839\u636e\u5b9e\u9645\u5b57\u7b26\u4e32\u5224\u65ad<\/code><\/pre>\n<p>\u6ce8\u610f\u5b57\u7b26\u4e32 <code>&quot;Hello, Redis!&quot;<\/code>\u7684\u957f\u5ea6\u548c\u4e0b\u6807\u5206\u5e03\uff0c\u4ece 0 \u5230 12\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>6.1.2.3.3 SETRANGE<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5728\u6307\u5b9a\u504f\u79fb\u91cf\u5f00\u59cb\u5904\uff0c\u7528\u7ed9\u5b9a\u503c\u8986\u76d6\u6216\u63d2\u5165\u5230\u73b0\u6709\u5b57\u7b26\u4e32\u91cc\u3002\u82e5\u504f\u79fb\u91cf\u8d85\u8fc7\u5f53\u524d\u5b57\u7b26\u4e32\u957f\u5ea6\uff0c\u4e2d\u95f4\u4f1a\u586b\u5145\u7a7a\u5b57\u8282\uff08<code>\\x00<\/code>\uff09\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-css\">SET mykey \"Hello World\"\nSETRANGE mykey 6 \"Redis\"  # \u539f\u5b57\u7b26\u4e32\u7b2c 6 \u4f4d\u5f00\u59cb\u8986\u76d6\uff0c\"Hello Redis\"\nGET mykey  # \"Hello Redis\"<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.1.2.3.4 STRLEN<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u8fd4\u56de\u5b57\u7b26\u4e32\u503c\u7684\u957f\u5ea6\uff08\u5b57\u8282\u6570\uff09\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-css\">SET name \"Alice\"\nSTRLEN name    # \u8fd4\u56de 5<\/code><\/pre>\n<\/li>\n<\/ul>\n<h4>6.1.2.4 \u8fc7\u671f\u4e0e\u751f\u547d\u5468\u671f\u7ba1\u7406<\/h4>\n<p>\u5c3d\u7ba1\u4e0d\u662f String \u4e13\u6709\u547d\u4ee4\uff0c\u4f46\u5b9e\u9645\u4e2d\u5e38\u548c String \u914d\u5408\u4f7f\u7528\uff1a<\/p>\n<ul>\n<li><strong>EXPIRE <key> <seconds><\/strong>\uff1a\u4e3a key \u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\uff08\u5355\u4f4d\u79d2\uff09\u3002\u5230\u671f\u540e key \u4f1a\u88ab\u81ea\u52a8\u5220\u9664\u3002<\/li>\n<li><strong>TTL <key><\/strong>\uff1a\u67e5\u770b key \u5269\u4f59\u5b58\u6d3b\u65f6\u95f4\u3002<\/li>\n<li><strong>PERSIST <key><\/strong>\uff1a\u79fb\u9664 key \u7684\u8fc7\u671f\u65f6\u95f4\uff0c\u4f7f key \u53d8\u4e3a\u6c38\u4e45\u5b58\u5728\u3002<\/li>\n<\/ul>\n<p>\u4e5f\u53ef\u5728 <code>SET<\/code> \u547d\u4ee4\u65f6\u76f4\u63a5\u9644\u5e26 <code>EX<\/code> \u6216 <code>PX<\/code> \u53c2\u6570\u6765\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\u3002<\/p>\n<h4>6.1.2.5 \u9ad8\u7ea7\u5e94\u7528\uff1aBit \u64cd\u4f5c<\/h4>\n<p>Redis \u8fd8\u63d0\u4f9b\u4e86\u5bf9 String \u503c\u6267\u884c<strong>\u4f4d\u64cd\u4f5c<\/strong>\uff08bitwise\uff09\u7684\u547d\u4ee4\uff0c\u5982 <code>SETBIT<\/code>, <code>GETBIT<\/code>, <code>BITCOUNT<\/code>, <code>BITOP<\/code> \u7b49\uff0c\u80fd\u5728\u6bcf\u4e2a\u4f4d\u4e0a\u8fdb\u884c\u8bfb\u5199\u3001\u8ba1\u6570\u6216\u903b\u8f91\u8fd0\u7b97\u3002<\/p>\n<ul>\n<li><strong>SETBIT <key> <offset> <value><\/strong>\uff1a\u5c06\u5b57\u7b26\u4e32\u7b2c offset \u4f4d\u8bbe\u7f6e\u4e3a value (0 \u6216 1)\u3002<\/li>\n<li><strong>GETBIT <key> <offset><\/strong>\uff1a\u83b7\u53d6 offset \u4f4d\u7f6e\u7684\u4f4d\u503c\u3002<\/li>\n<li><strong>BITCOUNT <key> [start end]<\/strong>\uff1a\u7edf\u8ba1\u5b57\u7b26\u4e32\u6307\u5b9a\u533a\u95f4\u5185\u503c\u4e3a 1 \u7684\u4f4d\u6570\u3002<\/li>\n<li><strong>BITOP AND\/OR\/XOR <destkey> <key1> <key2> [... <keyN>]<\/strong>\uff1a\u5bf9\u591a\u4e2a key \u5bf9\u5e94\u7684\u4f4d\u8fdb\u884c\u903b\u8f91\u8fd0\u7b97\uff0c\u5e76\u5c06\u7ed3\u679c\u5b58\u50a8\u5230 <code>destkey<\/code>\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u4e9b\u547d\u4ee4\u5e38\u7528\u4e8e<strong>\u5b9e\u73b0\u4f4d\u56fe\uff08bitmap\uff09<\/strong>\u529f\u80fd\uff0c\u6bd4\u5982\u7528\u6237\u7b7e\u5230\u3001\u6d3b\u8dc3\u72b6\u6001\u7b49\u5e03\u5c14\u5c5e\u6027\u7684\u5b58\u50a8\u3002<\/p>\n<h4>6.1.2.6 \u5c0f\u7ed3 &amp; Best Practices<\/h4>\n<ol>\n<li><strong>\u6700\u5e38\u7528\u7684\u64cd\u4f5c<\/strong>\uff1a\n<ul>\n<li><code>SET<\/code> \/ <code>GET<\/code>\uff1a\u57fa\u7840\u8bfb\u5199\uff1b<\/li>\n<li><code>MSET<\/code> \/ <code>MGET<\/code>\uff1a\u6279\u91cf\u8bfb\u5199\uff1b<\/li>\n<li><code>INCR<\/code> \/ <code>DECR<\/code> \/ <code>INCRBYFLOAT<\/code>\uff1a\u5b9e\u73b0\u8ba1\u6570\u5668\u6216\u6570\u503c\u64cd\u4f5c\uff1b<\/li>\n<li><code>APPEND<\/code> \/ <code>GETRANGE<\/code> \/ <code>SETRANGE<\/code>\uff1a\u5728\u5b57\u7b26\u4e32\u4e0a\u505a\u589e\u6539\u6216\u622a\u53d6\uff1b<\/li>\n<li><code>EXPIRE<\/code> \/ <code>SET ... EX<\/code>\uff1a\u914d\u5408\u8fc7\u671f\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6ce8\u610f\u5b57\u7b26\u4e32\u4e0e\u6570\u503c<\/strong>\uff1a\n<ul>\n<li>\u53ea\u6709\u5f53\u5b57\u7b26\u4e32\u80fd\u88ab\u89e3\u6790\u4e3a\u6574\u6570\u6216\u6d6e\u70b9\u6570\u65f6\uff0c<code>INCR<\/code>\/<code>DECR<\/code>\/<code>INCRBYFLOAT<\/code> \u624d\u80fd\u5de5\u4f5c\uff0c\u5426\u5219\u4f1a\u62a5\u9519\uff1b<\/li>\n<li>\u82e5\u60a8\u9891\u7e41\u8fdb\u884c\u6570\u503c\u64cd\u4f5c\uff0c\u4e0d\u8981\u5728\u4e2d\u95f4\u624b\u52a8 <code>GET<\/code> \u5e76\u8f6c\u56de\u6570\u5b57\uff0c\u4ee5\u514d\u9020\u6210\u7ade\u6001\u3002\u76f4\u63a5\u7528\u539f\u5b50\u64cd\u4f5c\uff08INCR...\uff09\u66f4\u53ef\u9760\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5185\u5b58\u4e0e\u5927\u5c0f\u9650\u5236<\/strong>\uff1a\n<ul>\n<li>Redis \u9ed8\u8ba4\u53ef\u5b58\u50a8\u6700\u5927 512MB \u7684\u503c\uff0c\u4f46\u592a\u5927\u7684\u503c\u4f1a\u5e26\u6765\u5185\u5b58\u548c\u7f51\u7edc\u4f20\u8f93\u8d1f\u62c5\uff0c\u4e0d\u5efa\u8bae\u628a\u8d85\u5927\u6587\u4ef6\u76f4\u63a5\u653e Redis\u3002<\/li>\n<li>\u5efa\u8bae\u62c6\u5206\u6216\u4f7f\u7528\u5916\u90e8\u6587\u4ef6\u5b58\u50a8\uff08OSS\u3001S3\u3001NFS\uff09\uff0cRedis \u4e2d\u53ea\u5b58\u5143\u6570\u636e\u6216\u6307\u9488\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f7f\u7528\u8fc7\u671f\u7b56\u7565<\/strong>\uff1a\n<ul>\n<li>\u82e5\u7528 Redis \u505a\u7f13\u5b58\uff0c\u901a\u5e38\u4f1a\u4e3a key \u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\uff0c\u907f\u514d\u6570\u636e\u65e0\u9650\u5806\u79ef\u6216\u8fc7\u671f\u5931\u6548\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>Bit \u64cd\u4f5c<\/strong>\uff1a\n<ul>\n<li>\u9ad8\u7ea7\u73a9\u6cd5\uff0c\u80fd\u6709\u6548\u5229\u7528 Redis \u505a\u4f4d\u56fe\u7edf\u8ba1\uff0c\u5982\u7528\u6237\u884c\u4e3a\u6253\u70b9\u3001\u65e5\u6d3b\u7edf\u8ba1\u7b49\uff0c\u4f46\u8981\u6ce8\u610f\u6570\u636e\u7ed3\u6784\u8bbe\u8ba1\u548c\u504f\u79fb\u91cf\u8ba1\u7b97\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<pre><code class=\"language-bash\"># \u8bbe\u7f6e\u503c,\u5e76\u8bbe\u7f6e\u6709\u6548\u671f(s)--10\u79d2\u8fc7\u671f,\u4e5f\u53ef\u4ee5\u901a\u8fc7SETEX\u6765\u76f4\u63a5\u8bbe\u7f6e\nset title study ex 10 \n\n# \u5b58\u5728title,\u4e0d\u53d8,\u4e0d\u5b58\u5728\u8bbe\u7f6e\u6210ceo\n127.0.0.1:6379&gt; SETNX title ceo\n(integer) 1\n\n# \u6279\u91cf\u8bbe\u7f6e--mset\/mget\n127.0.0.1:6379&gt; mset name xingyuyu age 18 gender femal title cto\nOK\n127.0.0.1:6379&gt; mget name age\n1) &quot;xingyuyu&quot;\n2) &quot;18&quot;\n127.0.0.1:6379&gt;<\/code><\/pre>\n<h2>6.2 \u54c8\u5e0c\uff08Hash\uff09<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c<strong>Hash\uff08\u54c8\u5e0c\uff09<\/strong> \u662f\u4e00\u79cd\u5c06\u591a\u4e2a\u5b57\u6bb5\uff08field\uff09\u6620\u5c04\u5230\u540c\u4e00\u4e2a key \u4e0b\u7684\u6570\u636e\u7ed3\u6784\u3002\u6362\u53e5\u8bdd\u8bf4\uff0cRedis \u7684 Hash \u7c7b\u4f3c\u4e00\u4e2a\u5c0f\u578b\u7684 key-value \u8868\uff0c\u8868\u91cc\u7684 \u201c\u884c\u201d \u53ea\u6709\u4e00\u6761\uff0c\u4f46\u8fd9\u6761\u201c\u884c\u201d\u6709\u8bb8\u591a\u5b57\u6bb5\uff08field\uff09\u3002\u5b83\u975e\u5e38\u9002\u5408\u7528\u6765\u5b58\u50a8\u548c\u8bfb\u53d6\u7c7b\u4f3c\u5bf9\u8c61\u3001\u7528\u6237\u8d44\u6599\u3001\u914d\u7f6e\u9879\u7b49\u573a\u666f\u3002\u4e0b\u9762\u5c06\u6309\u7167\u524d\u9762\u7c7b\u4f3c\u7684\u6b65\u9aa4\uff0c\u8bb2\u89e3 Hash \u7684\u57fa\u672c\u6982\u5ff5\u3001\u5e38\u7528\u64cd\u4f5c\u4ee5\u53ca\u4f7f\u7528\u573a\u666f\u4e0e\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n<hr \/>\n<h3>6.2.1 Redis Hash \u7684\u5b58\u50a8\u4e0e\u7279\u70b9<\/h3>\n<ol>\n<li><strong>\u5185\u90e8\u7ed3\u6784<\/strong>\n<ul>\n<li>\u5c0f\u89c4\u6a21\u7684\u54c8\u5e0c\u5bf9\u8c61\uff08\u5b57\u6bb5\u6570\u91cf\u8f83\u5c11\u65f6\uff09\uff0cRedis \u4f1a\u91c7\u7528\u4e00\u79cd\u7d27\u51d1\u7684\u6570\u636e\u7ed3\u6784\uff08ziplist \u6216 listpack\uff09\u6765\u8282\u7701\u5185\u5b58\u3002<\/li>\n<li>\u5f53\u5b57\u6bb5\u6570\u91cf\u6216\u5b57\u6bb5\u957f\u5ea6\u53d8\u5927\u65f6\uff0c\u4f1a\u8f6c\u6362\u6210\u771f\u6b63\u7684\u54c8\u5e0c\u8868\uff08Hashtable\uff09\u3002<\/li>\n<li>\u8fd9\u5bf9\u6211\u4eec\u662f\u900f\u660e\u7684\uff0cRedis \u4f1a\u81ea\u52a8\u5904\u7406\u3002\u4f46\u5b83\u89e3\u91ca\u4e86\u4e3a\u4ec0\u4e48 Hash \u5f80\u5f80\u5728\u5c0f\u89c4\u6a21\u573a\u666f\u4e0b\u7279\u522b\u9ad8\u6548\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6570\u636e\u7279\u5f81<\/strong>\n<ul>\n<li><strong>Key<\/strong>\uff1a\u5728 Redis \u5c42\u9762\u6807\u8bc6\u4e00\u4e2a\u54c8\u5e0c\u5bf9\u8c61\u7684\u540d\u79f0\uff08\u5982 <code>user:1001<\/code>\uff09\u3002<\/li>\n<li><strong>Fields \u548c Values<\/strong>\uff1a\u5728\u54c8\u5e0c\u5bf9\u8c61\u5185\u90e8\uff0c\u6bcf\u4e2a field \u90fd\u62e5\u6709\u4e00\u4e2a\u72ec\u7acb\u7684 value\u3002\u4e0d\u540c field \u4e4b\u95f4\u4e92\u4e0d\u5e72\u6270\uff0c\u4f46\u90fd\u5c5e\u4e8e\u540c\u4e00\u4e2a key \u7684\u7ba1\u7406\u4e4b\u4e0b\u3002<\/li>\n<li><strong>\u5b57\u6bb5\u552f\u4e00<\/strong>\uff1a\u540c\u4e00\u4e2a\u54c8\u5e0c\u952e\u4e0b\u7684 field \u540d\u79f0\u662f\u4e0d\u80fd\u91cd\u590d\u7684\uff0c\u82e5\u91cd\u590d\u5219\u4f1a\u66f4\u65b0\u539f\u6709\u503c\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e38\u7528\u573a\u666f<\/strong>\n<ul>\n<li>\u5b58\u50a8\u7528\u6237\u4fe1\u606f\uff08\u5b57\u6bb5\uff1ausername\u3001email\u3001age \u7b49\uff09\uff1b<\/li>\n<li>\u7f13\u5b58\u4e00\u6761\u8bb0\u5f55\u6216\u914d\u7f6e\uff0c\u8fd9\u4e9b\u8bb0\u5f55\u53ef\u6709\u591a\u4e2a\u5c5e\u6027\uff1b<\/li>\n<li>\u51cf\u5c11 key \u6570\u91cf\uff08\u76f8\u6bd4\u5c06\u6bcf\u4e2a\u5c5e\u6027\u5355\u72ec\u5b58\u4e3a\u4e00\u4e2a String key\uff0c\u8fd9\u65f6\u53ef\u4ee5\u628a\u591a\u4e2a\u5c5e\u6027\u5b58\u5728\u4e00\u4e2a\u54c8\u5e0c key \u4e2d\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.2.2 Hash \u7684\u5e38\u89c1\u64cd\u4f5c\u547d\u4ee4<\/h3>\n<h4>6.2.2.1 \u57fa\u7840\u589e\u5220\u6539\u67e5<\/h4>\n<h5>6.2.2.1.1 HSET \/ HGET<\/h5>\n<ul>\n<li>\n<p><strong>HSET<\/strong><\/p>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5411 hash \u91cc\u8bbe\u7f6e\uff08\u6216\u66f4\u65b0\uff09\u4e00\u4e2a\u5b57\u6bb5\u7684\u503c\u3002\u5982\u679c\u5b57\u6bb5\u4e0d\u5b58\u5728\uff0c\u5c31\u521b\u5efa\uff1b\u82e5\u5b58\u5728\uff0c\u5c31\u8986\u76d6\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">HSET <key> <field> <value> [<field2> <value2> ...]<\/code><\/pre>\n<ul>\n<li>\u793a\u4f8b\uff1a<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">HSET user:1001 name \"Alice\" age \"20\"<\/code><\/pre>\n<p>\u82e5 <code>user:1001<\/code>\u4e0d\u5b58\u5728\uff0cRedis \u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u54c8\u5e0c\uff1b\u5e76\u8bbe\u7f6e\u5b57\u6bb5 <code>name=&quot;Alice&quot;<\/code>\u3001<code>age=&quot;20&quot;<\/code><\/p>\n<\/li>\n<li>\n<p><strong>HGET<\/strong><\/p>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u83b7\u53d6 hash \u8868\u4e2d\u67d0\u4e2a\u5b57\u6bb5\u7684\u503c\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">HGET <key> <field><\/code><\/pre>\n<ul>\n<li>\u793a\u4f8b\uff1a<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">HGET user:1001 name\n# \u8fd4\u56de \"Alice\"<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.2.2.1.2 HMSET \/ HMGET<\/h5>\n<ul>\n<li>\n<p>HMSET\uff08\u5728\u65b0\u7248\u672c Redis \u4e2d <code>HSET &lt;key&gt; &lt;field&gt; &lt;value&gt; ...<\/code> \u5df2\u7ecf\u53ef\u4ee5\u66ff\u4ee3\uff0cHMSET \u65e7\u547d\u4ee4\u4ecd\u517c\u5bb9\uff09<\/p>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u540c\u65f6\u8bbe\u7f6e\u591a\u4e2a\u5b57\u6bb5\u503c\uff0c\u548c <code>HSET<\/code> \u7684\u591a\u5b57\u6bb5\u5f62\u5f0f\u4e00\u81f4\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">HMSET user:1001 city \"Beijing\" gender \"female\"<\/code><\/pre>\n<\/li>\n<li>\n<p>HMGET<\/p>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u4e00\u6b21\u6027\u83b7\u53d6\u591a\u4e2a\u5b57\u6bb5\u7684\u503c\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">HMGET user:1001 name age city\n# \u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4 [\"Alice\", \"20\", \"Beijing\"]<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.2.2.1.3 HGETALL \/ HKEYS \/ HVALS<\/h5>\n<ul>\n<li>\n<p>HGETALL<\/p>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u83b7\u53d6 hash \u4e2d\u6240\u6709\u5b57\u6bb5\u548c\u5bf9\u5e94\u503c\uff0c\u4ee5 field-value \u5bf9\u6570\u7ec4\u8fd4\u56de\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">HGETALL user:1001\n# \u53ef\u80fd\u8fd4\u56de [\"name\",\"Alice\",\"age\",\"20\",\"city\",\"Beijing\",\"gender\",\"female\"]<\/code><\/pre>\n<\/li>\n<li>\n<p>HKEYS<\/p>\n<ul>\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u53ea\u8fd4\u56de\u6240\u6709\u5b57\u6bb5\uff08field\uff09\u7684\u5217\u8868\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>HVALS<\/p>\n<ul>\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u53ea\u8fd4\u56de\u6240\u6709\u5b57\u6bb5\u7684\u503c\u5217\u8868\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u8fd9\u4e09\u79cd\u547d\u4ee4\u5728\u5b57\u6bb5\u5f88\u591a\u65f6\uff0c\u4e00\u6b21\u6027\u8fd4\u56de\u4e5f\u4f1a\u5360\u7528\u8f83\u591a\u8d44\u6e90\uff0c\u751f\u4ea7\u73af\u5883\u53ef\u8003\u8651 <code>HSCAN<\/code>\uff08\u5206\u6279\u626b\u63cf\uff09\u4ee5\u907f\u514d\u963b\u585e\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>6.2.2.1.4 HDEL<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5220\u9664\u54c8\u5e0c\u8868\u4e2d\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u5b57\u6bb5\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">HDEL <key> <field1> [field2 ...]<\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">HDEL user:1001 age\n# \u79fb\u9664 \"age\" \u5b57\u6bb5<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.2.2.1.5 HEXISTS<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u68c0\u67e5\u54c8\u5e0c\u8868\u4e2d\u6307\u5b9a\u5b57\u6bb5\u662f\u5426\u5b58\u5728\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">HEXISTS user:1001 name\n# \u82e5\u5b58\u5728\u5219\u8fd4\u56de 1\uff0c\u5426\u5219\u8fd4\u56de 0<\/code><\/pre>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>6.2.2.2 \u6570\u503c\u64cd\u4f5c\uff08\u539f\u5b50\u81ea\u589e\u81ea\u51cf\uff09<\/h4>\n<p>\u5982\u679c\u54c8\u5e0c\u5b57\u6bb5\u7684\u503c\u53ef\u4ee5\u89e3\u6790\u4e3a\u6570\u5b57\uff08\u6574\u6570\u6216\u6d6e\u70b9\u6570\uff09\uff0cRedis \u63d0\u4f9b\u4e86\u539f\u5b50\u589e\u91cf\u547d\u4ee4\uff1a<\/p>\n<h5>6.2.2.2.1 HINCRBY<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5bf9 hash \u67d0\u4e2a\u5b57\u6bb5\u7684\u503c\u6267\u884c\u52a0\u6cd5\uff08\u6574\u6570\uff09\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">HINCRBY <key> <field> <increment><\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">HINCRBY user:1001 login_count 1\n# \u5c06 user:1001 \u54c8\u5e0c\u8868\u91cc login_count \u5b57\u6bb5\u503c +1<\/code><\/pre>\n<\/li>\n<li>\n<p><strong>\u6ce8\u610f<\/strong>\uff1a\u82e5\u5b57\u6bb5\u4e0d\u5b58\u5728\uff0c\u4f1a\u5148\u521d\u59cb\u5316\u4e3a 0\uff0c\u518d\u8fdb\u884c\u52a0\u6cd5\u3002\u5982\u679c\u539f\u6765\u662f\u975e\u6570\u5b57\u503c\uff0c\u4f1a\u62a5\u9519\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>6.2.2.2.2 HINCRBYFLOAT<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5bf9 hash \u5b57\u6bb5\u7684\u503c\u6267\u884c\u6d6e\u70b9\u52a0\u6cd5\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">HINCRBYFLOAT <key> <field> <increment><\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">HINCRBYFLOAT product:2001 price 9.99\n# \u5982\u679c price=\"100.0\"\uff0c\u5219\u66f4\u65b0\u540e price=\"109.99\"<\/code><\/pre>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>6.2.2.3 Hash \u626b\u63cf\uff08HSCAN\uff09<\/h4>\n<ul>\n<li>\n<p>HSCAN<\/p>\n<ul>\n<li>\n<p>\u4e0e <code>SCAN<\/code> \u7c7b\u4f3c\uff0c\u7528\u4e8e<strong>\u5206\u6279\u904d\u5386<\/strong>\u4e00\u4e2a\u54c8\u5e0c\u8868\uff0c\u907f\u514d <code>HGETALL<\/code> \u5728\u5b57\u6bb5\u592a\u591a\u65f6\u9020\u6210\u963b\u585e\u3002<\/p>\n<\/li>\n<li>\n<p>\u7528\u6cd5\uff1a<\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">HSCAN <key> <cursor> [MATCH pattern] [COUNT count]<\/code><\/pre>\n<ul>\n<li>\u793a\u4f8b\uff08\u4f2a\u4ee3\u7801\uff09\uff1a<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">cursor = 0\ndo {\n  response = HSCAN user:1001 cursor MATCH \"f*\"\n  cursor = response[0]        # \u65b0\u6e38\u6807\n  fields = response[1]        # \u5b57\u6bb5\u503c\u5bf9\n  # ...\u5904\u7406 fields ...\n} while (cursor != 0)<\/code><\/pre>\n<ul>\n<li>\u8fd9\u6837\u53ef\u4ee5\u4e00\u53e3\u6c14\u5206\u591a\u6b21\u5c0f\u8303\u56f4\u8fd4\u56de\uff0c\u4e0d\u4f1a\u963b\u585e Redis \u4e3b\u7ebf\u7a0b\u592a\u4e45\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>6.2.3 Hash \u7684\u4f7f\u7528\u573a\u666f<\/h3>\n<ol>\n<li><strong>\u7528\u6237\u914d\u7f6e\u3001\u4fe1\u606f<\/strong>\n<ul>\n<li><code>user:1001<\/code> \u5b58\u653e name\u3001email\u3001age\u3001login_count \u7b49\u591a\u4e2a\u5b57\u6bb5\uff1b<\/li>\n<li>\u907f\u514d\u628a\u6bcf\u4e2a\u5b57\u6bb5\u90fd\u505a\u4e00\u4e2a\u5355\u72ec\u7684 String key\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6570\u636e\u5bf9\u8c61\u7f13\u5b58<\/strong>\n<ul>\n<li>\u4f8b\u5982\u5546\u54c1\u4fe1\u606f <code>product:2001<\/code>\uff0c\u5176\u4e2d\u5b57\u6bb5 price\u3001title\u3001stock \u7b49\uff1b<\/li>\n<li>\u66f4\u65b0\u65f6\u53ea\u9700\u6539\u5bf9\u5e94\u5b57\u6bb5\uff0c\u4e0d\u5fc5\u8986\u76d6\u6574\u4e2a\u5bf9\u8c61\uff1b<\/li>\n<li>\u8fd8\u80fd\u51cf\u5c0f\u5185\u5b58\uff0c\u56e0\u4e3a\u5c0f\u54c8\u5e0c\u5728 Redis \u5185\u90e8\u53ef\u7528\u7d27\u51d1\u7ed3\u6784\u5b58\u50a8\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u8bb0\u5f55\u7edf\u8ba1\u91cf<\/strong>\n<ul>\n<li>\u53ef\u4ee5\u5728 Hash \u4e2d\u5b58\u653e\u5404\u79cd\u8ba1\u6570\u5668\u5b57\u6bb5\uff08\u70b9\u51fb\u91cf\u3001\u70b9\u8d5e\u91cf\u3001\u56de\u590d\u6570\u7b49\uff09\uff0c\u901a\u8fc7 <code>HINCRBY<\/code> \u5b9e\u73b0\u539f\u5b50\u81ea\u589e\u3002<\/li>\n<li>\u4e00\u4e2a\u5927\u5bf9\u8c61\u7684\u591a\u79cd\u7edf\u8ba1\u503c\u90fd\u96c6\u4e2d\u5728\u540c\u4e00\u4e2a hash key \u4e0b\uff0c\u7ba1\u7406\u66f4\u65b9\u4fbf\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u51cf\u5c11 key \u7684\u6570\u91cf<\/strong>\n<ul>\n<li>\u5728\u67d0\u4e9b\u4e1a\u52a1\u573a\u666f\u4e2d\uff0c\u4e3a\u4e86\u907f\u514d key \u8fc7\u591a\u5e26\u6765\u7684\u7ba1\u7406\u538b\u529b\uff0c\u628a\u591a\u4e2a\u76f8\u5173\u5b57\u6bb5\u6c47\u603b\u5230\u540c\u4e00\u4e2a Hash key \u4e0b\u4f1a\u7b80\u5316\u547d\u540d\u7a7a\u95f4\uff1b<\/li>\n<li>\u4f46\u8981\u6ce8\u610f\u5355\u4e2a\u54c8\u5e0c\u4e0d\u5b9c\u8fc7\u5927\uff0c\u5426\u5219\u4e00\u6b21\u83b7\u53d6\u5168\u90e8\u5b57\u6bb5\u4ecd\u53ef\u80fd\u5e26\u6765\u6027\u80fd\u5f00\u9500\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.2.4 \u5e38\u89c1\u6ce8\u610f\u4e8b\u9879 &amp; Best Practices<\/h3>\n<ol>\n<li><strong>\u5355\u4e2a Hash \u4e0d\u5b9c\u8fc7\u5ea6\u81a8\u80c0<\/strong>\n<ul>\n<li>\u867d\u7136 redis.conf \u91cc\u4f1a\u63a7\u5236 ziplist\/listpack \u7684\u4e00\u4e9b\u5927\u5c0f\u9608\u503c\uff0c\u4f46\u5982\u679c\u5b57\u6bb5\u89c4\u6a21\u8fc7\u5927\uff0c\u4e00\u6b21\u6027 <code>HGETALL<\/code> \u4f1a\u5360\u7528\u5927\u91cf\u5185\u5b58\u5e26\u5bbd\uff1b<\/li>\n<li>\u5bf9\u4e8e\u8d85\u5927\u54c8\u5e0c\uff08\u4e0a\u767e\u4e07\u5b57\u6bb5\uff09\uff0c\u8c28\u614e\u4f7f\u7528\u6216\u8003\u8651\u62c6\u5206\u3001\u4f7f\u7528 <code>HSCAN<\/code> \u5206\u6279\u904d\u5386\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5b57\u6bb5\u503c\u53ea\u80fd\u662f\u5b57\u7b26\u4e32<\/strong>\n<ul>\n<li>Redis Hash \u7684 value \u6700\u7ec8\u4ee5\u5b57\u7b26\u4e32\u5f62\u5f0f\u5b58\u50a8\uff08\u5373\u4f7f\u662f\u6570\u5b57\uff0c\u4e5f\u4fdd\u5b58\u4e3a\u5b57\u7b26\u4e32\uff09\uff1b<\/li>\n<li>\u82e5\u8981\u5b58\u50a8\u590d\u6742\u5bf9\u8c61\uff0c\u53ef\u4ee5\u5e8f\u5217\u5316\u540e\u653e\u8fdb\u5b57\u6bb5\u503c\uff0c\u5982 JSON \u6216 MsgPack\uff0c\u66f4\u65b0\u5c40\u90e8\u5b57\u6bb5\u53ef\u80fd\u5c31\u9700\u8981\u518d\u89e3\u6790 JSON\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u8fc7\u671f\u548c\u751f\u547d\u5468\u671f<\/strong>\n<ul>\n<li>Redis \u53ea\u80fd\u5bf9<strong>\u6574\u4e2a Hash key<\/strong> \u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\uff08\u5982 <code>EXPIRE user:1001 3600<\/code>\uff09\uff0c\u65e0\u6cd5\u5bf9 Hash \u91cc<strong>\u67d0\u4e2a\u5b57\u6bb5<\/strong>\u5355\u72ec\u8bbe\u7f6e\u8fc7\u671f\u3002<\/li>\n<li>\u82e5\u53ea\u60f3\u8ba9\u7279\u5b9a\u5b57\u6bb5\u6709\u5931\u6548\u65f6\u95f4\uff0c\u9700\u8981\u4e1a\u52a1\u5c42\u903b\u8f91\u914d\u5408\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>Hash vs. String<\/strong>\n<ul>\n<li>\u5982\u679c\u53ea\u6709\u4e00\u4e2a\u5b57\u6bb5\uff0c\u4f7f\u7528 String \u5373\u53ef\uff1b<\/li>\n<li>\u5982\u679c\u5bf9\u8c61\u5b57\u6bb5\u8f83\u591a\u6216\u9700\u8981\u4e00\u8d77\u7ba1\u7406\uff0cHash \u66f4\u65b9\u4fbf\uff0c\u4e5f\u53ef\u80fd\u66f4\u7701\u5185\u5b58\uff08\u5bf9\u5c0f\u5b57\u6bb5\u573a\u666f\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>Hash vs. Set\u3001ZSet<\/strong>\n<ul>\n<li>Hash \u4e13\u6ce8\u4e8e\u201c\u5b57\u6bb5-\u503c\u201d\u6620\u5c04\u7684\u7ed3\u6784\uff0c\u5b57\u6bb5\u4e4b\u95f4\u65e0\u987a\u5e8f\uff0c\u4e3b\u8981\u7528\u4e8e\u63cf\u8ff0\u5bf9\u8c61\u5c5e\u6027\uff1b<\/li>\n<li>Set\/ZSet \u66f4\u4fa7\u91cd\u201c\u96c6\u5408\u201d\u6216\u201c\u6392\u5e8f\u201d\u8bed\u4e49\uff1b<\/li>\n<li>\u4e1a\u52a1\u903b\u8f91\u51b3\u5b9a\u9009\u62e9\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>HXxx \u547d\u4ee4\u7684\u6027\u80fd<\/strong>\n<ul>\n<li>\u5728\u7edd\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u90fd\u4e3a O(1) \u6216 O(N)\uff08N \u4e3a\u5b57\u6bb5\u6570\uff09\u7684\u64cd\u4f5c\uff0c\u548c\u5185\u90e8\u54c8\u5e0c\u8868\u5b9e\u73b0\u76f8\u5173\u3002<\/li>\n<li>\u5927\u91cf\u5b57\u6bb5\u66f4\u65b0\u65f6\uff0c\u4e5f\u8981\u7559\u610f\u64cd\u4f5c\u5206\u6563\u6027\uff0c\u522b\u5728\u9ad8\u5e76\u53d1\u4e0b\u5bf9\u540c\u4e00\u4e2a\u5927\u54c8\u5e0c\u505a\u9ad8\u9891\u66f4\u65b0\u2014\u2014\u53ef\u80fd\u4f1a\u589e\u5927\u9501\u7ade\u4e89\uff08Redis \u5355\u7ebf\u7a0b\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.2.5 \u5c0f\u7ed3<\/h3>\n<p>Redis Hash \u63d0\u4f9b\u4e86<strong>\u7d27\u51d1\u4e14\u7075\u6d3b<\/strong>\u7684 \u201c\u5b57\u6bb5-\u503c\u201d \u7ed3\u6784\uff0c\u9002\u5408\u5b58\u50a8\u7c7b\u4f3c\u5bf9\u8c61\u3001\u914d\u7f6e\u3001\u591a\u5b57\u6bb5\u8bb0\u5f55\u7b49\u3002\u5b83\u7684\u6838\u5fc3\u547d\u4ee4\u53ef\u603b\u7ed3\u4e3a\uff1a<\/p>\n<ol>\n<li>\u589e\u6539\n<ul>\n<li><code>HSET<\/code> \/ <code>HMSET<\/code>\uff1a\u8bbe\u7f6e\u6216\u66f4\u65b0\u5b57\u6bb5<\/li>\n<li><code>HINCRBY<\/code> \/ <code>HINCRBYFLOAT<\/code>\uff1a\u5bf9\u6570\u503c\u5b57\u6bb5\u539f\u5b50\u81ea\u589e<\/li>\n<\/ul>\n<\/li>\n<li>\u67e5\u8be2\n<ul>\n<li><code>HGET<\/code> \/ <code>HMGET<\/code>\uff1a\u83b7\u53d6\u5355\u4e2a\u6216\u591a\u4e2a\u5b57\u6bb5\u503c<\/li>\n<li><code>HGETALL<\/code>\uff1a\u83b7\u53d6\u5168\u90e8\u5b57\u6bb5\u548c\u503c<\/li>\n<li><code>HKEYS<\/code> \/ <code>HVALS<\/code>\uff1a\u53ea\u83b7\u53d6\u5b57\u6bb5 \/ \u503c\u5217\u8868<\/li>\n<li><code>HEXISTS<\/code>\uff1a\u5224\u65ad\u5b57\u6bb5\u662f\u5426\u5b58\u5728<\/li>\n<li><code>HLEN<\/code>\uff1a\u83b7\u53d6\u5b57\u6bb5\u603b\u6570<\/li>\n<\/ul>\n<\/li>\n<li>\u5220\u9664\n<ul>\n<li><code>HDEL<\/code>\uff1a\u5220\u9664\u4e00\u4e2a\u6216\u591a\u4e2a\u5b57\u6bb5<\/li>\n<\/ul>\n<\/li>\n<li>\u626b\u63cf\n<ul>\n<li><code>HSCAN<\/code>\uff1a\u5206\u6279\u904d\u5386\u6240\u6709\u5b57\u6bb5<\/li>\n<\/ul>\n<\/li>\n<li>\u5176\u4ed6\n<ul>\n<li><code>EXPIRE<\/code> \/ <code>TTL<\/code> \u7b49\u53ea\u80fd\u9488\u5bf9\u6574\u4e2a key\uff0c\u4e0d\u652f\u6301\u5355\u5b57\u6bb5\u5230\u671f<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>\u5408\u7406\u4f7f\u7528 Hash\uff0c\u53ef\u4ee5\u6709\u6548\u51cf\u5c11 key \u6570\u91cf\uff0c\u63d0\u5347\u7a7a\u95f4\u5229\u7528\u7387\uff0c\u4e14\u8ba9\u6570\u636e\u7ed3\u6784\u66f4\u52a0\u63a5\u8fd1\u4e1a\u52a1\u5bf9\u8c61\u5f62\u6001\u3002\u7ed3\u5408\u5176\u4ed6 Redis \u6570\u636e\u7c7b\u578b\uff08\u5982 List\u3001Set\u3001ZSet\uff09\u80fd\u591f\u6784\u5efa\u51fa\u66f4\u4e30\u5bcc\u7684\u4e1a\u52a1\u903b\u8f91\u4e0e\u529f\u80fd\u3002<\/p>\n<ul>\n<li><strong>HSET<\/strong> <code>&lt;key&gt; &lt;field&gt; &lt;value&gt;<\/code>\uff1a\u8bbe\u7f6e hash \u8868\u4e2d\u7684 field \u5b57\u6bb5\u503c\u3002<\/li>\n<li><strong>HGET<\/strong> <code>&lt;key&gt; &lt;field&gt;<\/code>\uff1a\u83b7\u53d6 hash \u8868\u4e2d field \u5b57\u6bb5\u503c\u3002<\/li>\n<li><strong>HMGET<\/strong> \/ <strong>HMSET<\/strong>\uff1a\u6279\u91cf\u64cd\u4f5c\u591a\u4e2a\u5b57\u6bb5\u3002<\/li>\n<li><strong>HGETALL<\/strong> <code>&lt;key&gt;<\/code>\uff1a\u83b7\u53d6 hash \u7684\u6240\u6709\u5b57\u6bb5\u548c\u503c\u3002<\/li>\n<li><strong>HDEL<\/strong> <code>&lt;key&gt; &lt;field&gt;<\/code>\uff1a\u5220\u9664\u6307\u5b9a\u5b57\u6bb5\u3002<\/li>\n<\/ul>\n<h2>6.3 \u5217\u8868\uff08List\uff09<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c<strong>List\uff08\u5217\u8868\uff09<\/strong> \u662f\u4e00\u4e2a\u975e\u5e38\u5e38\u7528\u7684\u6570\u636e\u7c7b\u578b\uff0c\u7528\u6765\u5b58\u50a8\u4e00\u4e2a<strong>\u6309\u63d2\u5165\u987a\u5e8f\u6392\u5e8f<\/strong>\u7684\u5b57\u7b26\u4e32\u5217\u8868\u3002\u5b83\u672c\u8d28\u4e0a\u53ef\u88ab\u89c6\u4f5c\u4e00\u4e2a\u53cc\u7aef\u961f\u5217\uff0c\u5141\u8bb8\u5728\u961f\u5217\u5934\uff08left\uff09\u6216\u961f\u5217\u5c3e\uff08right\uff09\u8fdb\u884c\u63d2\u5165\u3001\u5f39\u51fa\u7b49\u64cd\u4f5c\u3002<\/p>\n<hr \/>\n<h3>6.3.1 List \u7684\u5b58\u50a8\u4e0e\u7279\u70b9<\/h3>\n<ol>\n<li><strong>\u5b58\u50a8\u7ed3\u6784<\/strong>\uff1a\u5728\u5185\u90e8\uff0cRedis \u4e3a List \u4f7f\u7528\u4e86\u4e00\u79cd\u7c7b\u4f3c<strong>\u53cc\u7aef\u94fe\u8868<\/strong>\u6216<strong>QuickList<\/strong>\uff08\u5728\u8f83\u65b0\u7684\u7248\u672c\u4e2d\uff09\u6765\u7ef4\u62a4\u5143\u7d20\u3002<\/li>\n<li>\u6570\u636e\u7279\u5f81\uff1a\n<ul>\n<li><strong>\u6709\u5e8f<\/strong>\uff1a\u6309\u63d2\u5165\u987a\u5e8f\u4fdd\u5b58\u5143\u7d20\uff0c\u53ef\u5728\u5934\/\u5c3e\u63d2\u5165\u6216\u5f39\u51fa\u3002<\/li>\n<li><strong>\u5143\u7d20\u7c7b\u578b<\/strong>\uff1a\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u662f\u6587\u672c\u3001JSON\u3001\u4e8c\u8fdb\u5236\u7b49\uff0c\u957f\u5ea6\u6700\u5927\u53ef\u8fbe 512MB\uff08\u4e0e\u666e\u901a String \u7684\u9650\u5236\u76f8\u540c\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u5e38\u7528\u573a\u666f\uff1a\n<ul>\n<li>\u5b9e\u73b0\u6d88\u606f\u961f\u5217 \/ \u4efb\u52a1\u961f\u5217\uff08\u5982\u751f\u4ea7\u8005-\u6d88\u8d39\u8005\u6a21\u578b\uff09\u3002<\/li>\n<li>\u8bb0\u5f55\u6700\u65b0\u7684\u64cd\u4f5c\u65e5\u5fd7\u6216\u4fe1\u606f\uff08\u7528 LPUSH + LTRIM \u7ef4\u62a4\u4e00\u4e2a\u56fa\u5b9a\u957f\u5ea6\uff09\u3002<\/li>\n<li>\u9700\u8981\u6309\u987a\u5e8f\u904d\u5386\u3001\u63d2\u5165\u3001\u6216\u5f39\u51fa\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.3.2 List \u7684\u5e38\u89c1\u64cd\u4f5c\u547d\u4ee4<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u79cd\u4e0e List \u4ea4\u4e92\u7684\u547d\u4ee4\uff0c\u4e0b\u9762\u5206\u95e8\u522b\u7c7b\u4ecb\u7ecd\u3002<\/p>\n<h4>6.3.2.1 \u63d2\u5165\u4e0e\u5f39\u51fa<\/h4>\n<h5>6.3.2.1.1 LPUSH \/ RPUSH<\/h5>\n<ul>\n<li><strong>LPUSH   [element ...]<\/strong>\uff1a\u5728\u5217\u8868\u5934\u90e8\u63d2\u5165\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\u3002\u65b0\u7684\u5143\u7d20\u4f1a\u6392\u5728\u6700\u524d\u9762\u3002<\/li>\n<li><strong>RPUSH   [element ...]<\/strong>\uff1a\u5728\u5217\u8868\u5c3e\u90e8\u63d2\u5165\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\u3002\u65b0\u7684\u5143\u7d20\u4f1a\u6392\u5728\u6700\u540e\u9762\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">LPUSH mylist &quot;world&quot;\nLPUSH mylist &quot;hello&quot;\n# mylist = [&quot;hello&quot;, &quot;world&quot;]\n\nRPUSH mylist &quot;!&quot;\n# mylist = [&quot;hello&quot;, &quot;world&quot;, &quot;!&quot;]<\/code><\/pre>\n<p>\u5f53 <code>mylist<\/code> \u4e0d\u5b58\u5728\u65f6\uff0c\u4f1a\u5148\u521b\u5efa\u4e00\u4e2a\u7a7a\u5217\u8868\u518d\u63d2\u5165\u3002<\/p>\n<h5>6.3.2.1.2 LPOP \/ RPOP<\/h5>\n<ul>\n<li><strong>LPOP<\/strong> \uff1a\u79fb\u9664\u5e76\u8fd4\u56de\u5217\u8868\u5934\u90e8\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u3002<\/li>\n<li><strong>RPOP<\/strong> \uff1a\u79fb\u9664\u5e76\u8fd4\u56de\u5217\u8868\u5c3e\u90e8\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\">LPOP mylist    # \u8fd4\u56de &quot;hello&quot;\uff0cmylist \u53d8\u4e3a [&quot;world&quot;, &quot;!&quot;]\nRPOP mylist    # \u8fd4\u56de &quot;!&quot;, mylist \u53d8\u4e3a [&quot;world&quot;]<\/code><\/pre>\n<h5>6.3.2.1.3 LINSERT<\/h5>\n<ul>\n<li><strong>LINSERT  BEFORE|AFTER<\/strong>  <\/li>\n<li>\u4f5c\u7528\uff1a\u5728\u5217\u8868\u4e2d\u7684\u67d0\u4e2a\u201c\u73b0\u6709\u5143\u7d20\u201d\u524d\u6216\u540e\uff0c\u63d2\u5165\u4e00\u4e2a\u65b0\u5143\u7d20\u3002<\/li>\n<li>\u5982\u679c <code>pivot<\/code> \u4e0d\u5b58\u5728\uff0c\u547d\u4ee4\u8fd4\u56de -1\uff1b\u5982\u679c key \u4e0d\u5b58\u5728\u6216\u5217\u8868\u4e3a\u7a7a\uff0c\u8fd4\u56de 0\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre><code class=\"language-bash\"># mylist = [&quot;hello&quot;, &quot;world&quot;]\nLINSERT mylist BEFORE &quot;world&quot; &quot;there&quot;\n# mylist = [&quot;hello&quot;, &quot;there&quot;, &quot;world&quot;]<\/code><\/pre>\n<hr \/>\n<h4>6.3.2.2 \u83b7\u53d6\u4e0e\u67e5\u770b\u5217\u8868\u5185\u5bb9<\/h4>\n<h5>6.3.2.2.1 LRANGE<\/h5>\n<ul>\n<li>\n<p><strong>LRANGE<\/strong>   \uff1a\u8fd4\u56de\u5217\u8868\u5728\u6307\u5b9a\u533a\u95f4\u5185\u7684\u6240\u6709\u5143\u7d20\uff0c\u5305\u542b\u5de6\u53f3\u8fb9\u754c\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e0b\u6807\u53ef\u4ee5\u662f\u6b63\u6570\uff0c0 \u8868\u793a\u7b2c\u4e00\u4e2a\u5143\u7d20\uff0c1 \u8868\u793a\u6b63\u6570\u7b2c\u4e8c\u4e2a\uff0c\u4ee5\u6b64\u7c7b\u63a8\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e0b\u6807\u53ef\u4ee5\u4e3a\u8d1f\u6570\uff0c-1 \u8868\u793a\u6700\u540e\u4e00\u4e2a\u5143\u7d20\uff0c-2 \u8868\u793a\u5012\u6570\u7b2c\u4e8c\u4e2a\uff0c\u4ee5\u6b64\u7c7b\u63a8\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\"># mylist = [\"hello\", \"world\", \"!\"]\nLRANGE mylist 0 -1   # \u8fd4\u56de\u6240\u6709\u5143\u7d20 [\"hello\",\"world\",\"!\"]\nLRANGE mylist 0 1    # \u8fd4\u56de [\"hello\",\"world\"]<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.3.2.2.2 LINDEX<\/h5>\n<ul>\n<li>\n<p><strong>LINDEX<\/strong>  \uff1a\u6839\u636e<strong>\u7d22\u5f15<\/strong>\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u5355\u4e2a\u5143\u7d20\u3002<\/p>\n<\/li>\n<li>\n<p>index \u53ef\u4e3a\u6b63\u6570\uff08\u4ece\u5934\u5f00\u59cb 0 \u8868\u793a\u7b2c\u4e00\u4e2a\uff09\u6216\u8d1f\u6570\uff08-1 \u8868\u793a\u6700\u540e\u4e00\u4e2a\uff09\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\"># mylist = [\"hello\", \"world\", \"!\"]\nLINDEX mylist 0   # \u8fd4\u56de \"hello\"\nLINDEX mylist -1  # \u8fd4\u56de \"!\"<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.3.2.2.3 LLEN<\/h5>\n<ul>\n<li>\n<p><strong>LLEN<\/strong> \uff1a\u8fd4\u56de\u5217\u8868\u7684\u957f\u5ea6\uff08\u5143\u7d20\u4e2a\u6570\uff09\u3002<\/p>\n<\/li>\n<li>\n<p>\u82e5 key \u4e0d\u5b58\u5728\uff0c\u5219\u8fd4\u56de 0\uff1b\u82e5 key \u7684\u7c7b\u578b\u4e0d\u662f list\uff0c\u5219\u62a5\u9519\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\"># mylist = [\"hello\",\"world\",\"!\"]\nLLEN mylist   # \u8fd4\u56de 3<\/code><\/pre>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>6.3.2.3 \u4fee\u6539\u4e0e\u622a\u53d6<\/h4>\n<h5>6.3.2.3.1 LSET<\/h5>\n<ul>\n<li>\n<p><strong>LSET<\/strong>   \uff1a\u5c06\u5217\u8868\u4e2d\u4e0b\u6807\u4e3a <code>index<\/code> \u7684\u5143\u7d20\u8bbe\u7f6e\u4e3a\u65b0\u7684 <code>element<\/code>\u3002<\/p>\n<\/li>\n<li>\n<p>\u82e5\u7d22\u5f15\u8d8a\u754c\u6216\u5217\u8868\u4e0d\u5b58\u5728\uff0c\u4f1a\u8fd4\u56de\u9519\u8bef\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\"># mylist = [\"hello\",\"world\",\"!\"]\nLSET mylist 1 \"Redis\"\n# mylist \u53d8\u4e3a [\"hello\", \"Redis\", \"!\"]<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.3.2.3.2 LTRIM<\/h5>\n<ul>\n<li>\n<p><strong>LTRIM<\/strong>   \uff1a\u5bf9\u5217\u8868\u8fdb\u884c\u4fee\u526a\uff0c\u53ea\u4fdd\u7559\u6307\u5b9a\u533a\u95f4\u7684\u5143\u7d20\uff0c\u533a\u95f4\u5916\u7684\u5168\u90e8\u5220\u9664\u3002<\/p>\n<\/li>\n<li>\n<p>\u6ce8\u610f<strong>\u622a\u53d6\u7684\u662f\u4fdd\u7559\u533a\u95f4<\/strong>\uff0c\u800c\u975e\u5220\u9664\u533a\u95f4\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\"># mylist = [\"hello\",\"Redis\",\"!\"]\nLTRIM mylist 0 1\n# \u53ea\u4fdd\u7559\u4e0b\u6807 0 \u5230 1 \u7684\u5143\u7d20\uff0cmylist = [\"hello\",\"Redis\"]<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.3.2.3.3 LREM<\/h5>\n<ul>\n<li>\n<p>LREM   \uff1a\u6309 count \u7684\u503c\u79fb\u9664\u6307\u5b9a\u5143\u7d20\uff1a<\/p>\n<ul>\n<li>count &gt; 0\uff1a\u4ece\u5934\u5230\u5c3e\uff0c\u5220\u9664\u6700\u591a count \u4e2a\u7b49\u4e8e element \u7684\u5143\u7d20\uff1b<\/li>\n<li>count &lt; 0\uff1a\u4ece\u5c3e\u5230\u5934\uff0c\u5220\u9664\u6700\u591a |count| \u4e2a\u7b49\u4e8e element \u7684\u5143\u7d20\uff1b<\/li>\n<li>count = 0\uff1a\u5220\u9664\u6240\u6709\u7b49\u4e8e element \u7684\u5143\u7d20\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\"># mylist = [\"hello\",\"world\",\"hello\",\"Redis\"]\nLREM mylist 1 \"hello\"\n# \u53ea\u4ece\u5934\u5230\u5c3e\u5220\u9664 1 \u4e2a \"hello\" -> mylist = [\"world\",\"hello\",\"Redis\"]\nLREM mylist 0 \"hello\"\n# \u518d\u628a\u5269\u4f59\u7684 \"hello\" \u90fd\u5220\u6389 -> mylist = [\"world\",\"Redis\"]<\/code><\/pre>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>6.3.2.4 \u961f\u5217 &amp; \u963b\u585e\u64cd\u4f5c<\/h4>\n<h5>6.3.2.4.1 RPOPLPUSH<\/h5>\n<ul>\n<li>\n<p>RPOPLPUSH \uff1a<\/p>\n<ul>\n<li>\u4ece <code>source<\/code> \u5217\u8868\u7684\u5c3e\u90e8\u5f39\u51fa\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u8be5\u5143\u7d20\u63d2\u5165\u5230 <code>destination<\/code> \u5217\u8868\u7684\u5934\u90e8\uff1b<\/li>\n<li>\u8fd4\u56de\u5f39\u51fa\u7684\u5143\u7d20\u503c\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u53ef\u628a\u5b83\u5f53\u4f5c<strong>\u53f3\u5f39\u5de6\u63a8<\/strong>\u7684\u961f\u5217\u64cd\u4f5c\uff0c\u9002\u7528\u4e8e\u5728\u591a\u4e2a\u961f\u5217\u4e4b\u95f4\u4f20\u9012\u6d88\u606f\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\"># list1 = [\"job1\",\"job2\",\"job3\"]\n# list2 = [\"x\",\"y\"]\nRPOPLPUSH list1 list2 \n# -> \u8fd4\u56de \"job3\"\n# list1 = [\"job1\",\"job2\"]\n# list2 = [\"job3\",\"x\",\"y\"]<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.3.2.4.2 BLPOP \/ BRPOP<\/h5>\n<ul>\n<li>\n<p>BLPOP  [key2 ...] \uff1a<\/p>\n<ul>\n<li>\u4ece\u5de6\u4fa7\u5f39\u51fa\u7b2c\u4e00\u4e2a\u975e\u7a7a\u5217\u8868\u7684\u5934\u5143\u7d20\uff1b\u5982\u679c\u6240\u6709\u5217\u8868\u90fd\u4e3a\u7a7a\uff0c\u5219\u963b\u585e\u7b49\u5f85\uff0c\u76f4\u5230\u6709\u65b0\u5143\u7d20\u63d2\u5165\u6216\u8fbe\u5230\u8d85\u65f6\u3002<\/li>\n<li>\u5982\u679c\u8d85\u65f6\uff0c\u8fd4\u56de <code>nil<\/code>\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>BRPOP<\/strong> \u7c7b\u4f3c\uff0c\u4f46\u4ece\u53f3\u4fa7\u5f39\u51fa\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5e38\u7528\u573a\u666f<\/strong>\uff1a\u6d88\u606f\u961f\u5217\u6216\u4efb\u52a1\u961f\u5217\u4e2d\uff0c\u6d88\u8d39\u8005\u963b\u585e\u7b49\u5f85\u4efb\u52a1\u7684\u5230\u6765\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">BLPOP list1 list2 30\n# \u4f18\u5148\u68c0\u67e5 list1 \u662f\u5426\u6709\u5143\u7d20\uff0c\u5982\u679c\u7a7a\uff0c\u518d\u68c0\u67e5 list2\n# \u5982\u679c\u90fd\u4e3a\u7a7a\uff0c\u5219\u6700\u591a\u963b\u585e 30 \u79d2\uff0c\u671f\u95f4\u5982\u679c\u6709\u65b0\u5143\u7d20\u63d2\u5165\u4fbf\u7acb\u5373\u8fd4\u56de<\/code><\/pre>\n<p><strong>LPOP\/RPOP<\/strong>\uff1a\u5982\u679c\u5217\u8868\u4e3a\u7a7a\uff0c\u4f1a<strong>\u7acb\u5373\u8fd4\u56de nil<\/strong>\uff0c\u4e0d\u4f1a\u963b\u585e\u3002<\/p>\n<p><strong>BLPOP\/BRPOP<\/strong>\uff1a\u5982\u679c\u5217\u8868\u4e3a\u7a7a\uff0c\u4f1a<strong>\u963b\u585e\u7b49\u5f85<\/strong>\uff08\u76f4\u5230\u8d85\u65f6\u6216\u6709\u65b0\u6570\u636e\uff09\uff0c\u9002\u5408<strong>\u4efb\u52a1\u961f\u5217<\/strong>\u6216<strong>\u5b9e\u65f6\u6d88\u8d39<\/strong>\u573a\u666f\u3002<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>6.3.3 List \u7684\u4f7f\u7528\u573a\u666f<\/h3>\n<ol>\n<li><strong>\u6d88\u606f\/\u4efb\u52a1\u961f\u5217<\/strong>\n<ul>\n<li>\u751f\u4ea7\u8005\u4f7f\u7528 <code>LPUSH<\/code>\/<code>RPUSH<\/code> \u5c06\u4efb\u52a1\u5165\u961f\uff1b<\/li>\n<li>\u6d88\u8d39\u8005\u4f7f\u7528 <code>BLPOP<\/code>\/<code>BRPOP<\/code> \u963b\u585e\u5f0f\u5f39\u51fa\u4efb\u52a1\u8fdb\u884c\u5904\u7406\uff1b<\/li>\n<li>\u5b9e\u73b0\u7b80\u5355\u53ef\u9760\u7684\u5f02\u6b65\u961f\u5217\u673a\u5236\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6700\u65b0\u6d88\u606f\/\u65e5\u5fd7\u5217\u8868<\/strong>\n<ul>\n<li>\u4f7f\u7528 <code>LPUSH<\/code> \u4e0d\u65ad\u5f80\u5934\u90e8\u63d2\u5165\u6700\u65b0\u7684\u6d88\u606f\uff1b<\/li>\n<li>\u914d\u5408 <code>LTRIM mylist 0 99<\/code> \u7b49\u622a\u53d6\u64cd\u4f5c\uff0c\u4fdd\u7559\u6700\u8fd1 100 \u6761\uff1b<\/li>\n<li>\u65b9\u4fbf\u5feb\u901f\u83b7\u53d6\u6700\u65b0\u4fe1\u606f\uff0c\u540c\u65f6\u9650\u5236\u957f\u5ea6\u9632\u6b62\u65e0\u9650\u81a8\u80c0\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6570\u636e\u5206\u9875\u6216\u6d41\u5f0f\u8bfb\u53d6<\/strong>\n<ul>\n<li>\u53ef\u4ee5\u7528 List \u5b58\u50a8\u4e00\u6279\u6570\u636e\uff0c\u4f7f\u7528 <code>LRANGE<\/code> \u5206\u6bb5\u83b7\u53d6\uff1b<\/li>\n<li>\u4f46\u8981\u6ce8\u610f\u5927\u89c4\u6a21\u6570\u636e\u53ef\u80fd\u5bfc\u81f4\u5185\u5b58\u5360\u7528\u591a\uff0c\u53ef\u5206\u800c\u6cbb\u4e4b\u6216\u8003\u8651\u5176\u4ed6\u7ed3\u6784\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>Rotating Queue<\/strong>\n<ul>\n<li>\u4f7f\u7528 <code>RPOPLPUSH<\/code> \u5728\u591a\u4e2a\u961f\u5217\u4e4b\u95f4\u8f6c\u79fb\u6570\u636e\uff0c\u5b9e\u73b0\u8f6e\u8f6c\u6216\u591a\u961f\u5217\u6d88\u8d39\u7b49\u7b56\u7565\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.3.4 \u5e38\u89c1\u6ce8\u610f\u4e8b\u9879 &amp; Best Practices<\/h3>\n<ol>\n<li><strong>\u907f\u514d\u5b58\u653e\u8d85\u5927\u91cf\u5143\u7d20<\/strong>\n<ul>\n<li>\u867d\u7136 List \u53ef\u5b58\u6570\u767e\u4e07\u4e2a\u5143\u7d20\uff0c\u4f46\u4e00\u6b21 <code>LRANGE<\/code> \u5168\u91cf\u62c9\u53d6\u4e5f\u4f1a\u5360\u7528\u5927\u91cf\u5185\u5b58\u548c\u5e26\u5bbd\u3002<\/li>\n<li>\u5982\u679c\u53ea\u9700\u8981\u6700\u65b0\u90e8\u5206\u6570\u636e\uff0c\u5efa\u8bae\u4f7f\u7528 <code>LTRIM<\/code> \u4fdd\u7559\u4e00\u5b9a\u533a\u95f4\uff0c\u6216\u6309\u4e1a\u52a1\u903b\u8f91\u62c6\u5206\u5b58\u50a8\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f7f\u7528\u963b\u585e\u547d\u4ee4\u9700\u6ce8\u610f<\/strong>\n<ul>\n<li><code>BLPOP<\/code>\/<code>BRPOP<\/code> \u5728\u7b49\u5f85\u65f6\u4f1a\u5360\u7528\u4e00\u4e2a\u8fde\u63a5\u3002\u5982\u679c\u8fde\u63a5\u6570\u6709\u9650\u6216\u7f51\u7edc\u73af\u5883\u590d\u6742\uff0c\u9700\u8981\u6ce8\u610f\u4e0d\u8981\u540c\u65f6\u6709\u592a\u591a\u963b\u585e\u8bf7\u6c42\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>List \u5e76\u975e\u968f\u673a\u8bbf\u95ee\u7ed3\u6784<\/strong>\n<ul>\n<li>\u53ea\u80fd\u901a\u8fc7<strong>\u7d22\u5f15\u4e0b\u6807<\/strong>\u8fdb\u884c\u6709\u9650\u7684\u968f\u673a\u8bbf\u95ee\uff08LINDEX\uff09\uff0c\u6216\u662f\u4f9d\u8d56 <code>LRANGE<\/code> \u5168\u9762\u904d\u5386\u3002<\/li>\n<li>\u82e5\u9700\u8981\u9891\u7e41\u968f\u673a\u8bfb\u5199\u4e2d\u95f4\u5143\u7d20\u6216\u591a\u5b57\u6bb5\u64cd\u4f5c\uff0c\u6216\u8bb8 <code>Hash<\/code>\/<code>Set<\/code> \u7b49\u5176\u4ed6\u7ed3\u6784\u66f4\u5408\u9002\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4f7f\u7528\u573a\u666f\u51b3\u5b9a\u64cd\u4f5c\u7aef<\/strong>\n<ul>\n<li>\u5bf9\u4e8e\u961f\u5217\u573a\u666f\uff0c\u4e00\u822c\u7ea6\u5b9a<strong>\u4e00\u7aef\u5165\u961f<\/strong>\uff0c<strong>\u53e6\u4e00\u7aef\u51fa\u961f<\/strong>\uff0c\u907f\u514d\u6df7\u7528\u589e\u5220\u7aef\uff0c\u4ee5\u5f62\u6210\u4e00\u81f4\u7684 FIFO\uff08\u6216 LIFO\uff09\u987a\u5e8f\u3002<\/li>\n<li>\u5bf9\u4e8e\u65e5\u5fd7\u573a\u666f\uff0c\u901a\u5e38\u662f <code>LPUSH<\/code> + <code>LTRIM<\/code>\uff0c\u6c38\u8fdc\u4ece\u5934\u90e8\u63d2\u5165\u6700\u65b0\u6d88\u606f\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>Watch out for <code>LRANGE<\/code> large ranges<\/strong>\n<ul>\n<li>\u5c3d\u7ba1 Redis \u7684 List \u64cd\u4f5c\u6027\u80fd\u8f83\u4f18\uff0c\u4f46\u4e00\u6b21\u6027\u83b7\u53d6\u51e0\u767e\u4e07\u6761\u4e5f\u4f1a\u9020\u6210\u963b\u585e\u548c\u5185\u5b58\u538b\u529b\u3002<\/li>\n<li>\u751f\u4ea7\u73af\u5883\u4e2d\u53ef\u4ee5 <code>LRANGE key start end<\/code> \u5206\u6bb5\u83b7\u53d6\uff0c\u6216\u8bbe\u8ba1\u5408\u7406\u7684\u6570\u636e\u62c6\u5206\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.3.5 \u5c0f\u7ed3<\/h3>\n<p><strong>List<\/strong> \u5728 Redis \u4e2d\u662f\u4e00\u4e2a\u5f3a\u5927\u4e14\u7075\u6d3b\u7684\u6570\u636e\u7ed3\u6784\uff0c\u53ef\u6ee1\u8db3\u591a\u79cd\u987a\u5e8f\u573a\u666f\u9700\u6c42\uff0c\u5305\u62ec<strong>\u6d88\u606f\u961f\u5217<\/strong>\u3001<strong>\u6700\u65b0\u5217\u8868<\/strong>\u3001<strong>\u53cc\u7aef\u961f\u5217<\/strong>\u7b49\u3002\u5176\u6838\u5fc3\u64cd\u4f5c\u53ef\u4ee5\u6982\u62ec\u4e3a\uff1a<\/p>\n<ol>\n<li><strong>\u5934\/\u5c3e\u63d2\u5165<\/strong>\uff1a<code>LPUSH<\/code>\u3001<code>RPUSH<\/code><\/li>\n<li><strong>\u5934\/\u5c3e\u5f39\u51fa<\/strong>\uff1a<code>LPOP<\/code>\u3001<code>RPOP<\/code><\/li>\n<li><strong>\u8bfb\u53d6\u533a\u95f4<\/strong>\uff1a<code>LRANGE<\/code>\u3001\u67e5\u770b\u957f\u5ea6\uff1a<code>LLEN<\/code><\/li>\n<li><strong>\u963b\u585e\u5f39\u51fa<\/strong>\uff1a<code>BLPOP<\/code>\u3001<code>BRPOP<\/code>\uff08\u5e38\u7528\u4e8e\u961f\u5217\uff09<\/li>\n<li><strong>\u90e8\u5206\u4fee\u6539<\/strong>\uff1a<code>LSET<\/code>\u3001<code>LTRIM<\/code>\u3001<code>LREM<\/code><\/li>\n<li><strong>\u591a\u961f\u5217\u8f6c\u79fb<\/strong>\uff1a<code>RPOPLPUSH<\/code><\/li>\n<\/ol>\n<p>\u5728\u5b9e\u9645\u4e1a\u52a1\u4e2d\uff0c\u901a\u8fc7\u5408\u7406\u5730\u9009\u7528\u8fd9\u4e9b\u64cd\u4f5c\u5e76\u7ed3\u5408\u8fc7\u671f\u7b56\u7565\u6216\u5176\u4ed6\u7ed3\u6784\uff08\u4f8b\u5982\u5b58\u50a8 ID \u5728 List \u4e2d\u3001\u5b9e\u9645\u6570\u636e\u653e\u5728 Hash \u6216 String \u91cc\uff09\uff0c\u53ef\u4ee5\u6784\u5efa\u9ad8\u6548\u7684\u961f\u5217\u6a21\u578b\u3001\u5b9e\u65f6\u65e5\u5fd7\u7cfb\u7edf\u6216\u5176\u4ed6\u987a\u5e8f\u76f8\u5173\u7684\u529f\u80fd\u3002<\/p>\n<h2>6.4 \u96c6\u5408\uff08Set\uff09<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c<strong>Set\uff08\u96c6\u5408\uff09<\/strong> \u7c7b\u578b\u7528\u4e8e\u5b58\u50a8\u4e00\u7ec4<strong>\u4e0d\u91cd\u590d<\/strong>\u7684\u5b57\u7b26\u4e32\u5143\u7d20\uff0c\u548c\u6211\u4eec\u719f\u6089\u7684\u6570\u5b66\u96c6\u5408\u5f88\u7c7b\u4f3c\u3002Redis \u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u547d\u4ee4\u6765\u64cd\u4f5c\u96c6\u5408\uff0c\u5305\u62ec\u6dfb\u52a0\u3001\u5220\u9664\u3001\u5224\u65ad\u6210\u5458\u4ee5\u53ca\u96c6\u5408\u4e4b\u95f4\u7684\u4ea4\u5e76\u5dee\u8fd0\u7b97\u7b49\u3002\u4e0b\u9762\u5c06\u6309\u7167\u7c7b\u4f3c\u524d\u9762\u4ecb\u7ecd\u7684\u98ce\u683c\uff0c\u8be6\u7ec6\u8bb2\u89e3 <strong>Set<\/strong> \u7684\u57fa\u672c\u6982\u5ff5\u3001\u5e38\u7528\u547d\u4ee4\u4ee5\u53ca\u4f7f\u7528\u573a\u666f\u548c\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<hr \/>\n<h3>6.4.1 Redis Set \u7684\u5b58\u50a8\u4e0e\u7279\u70b9<\/h3>\n<ol>\n<li><strong>\u5185\u90e8\u7ed3\u6784<\/strong>\n<ul>\n<li>Redis \u4f7f\u7528\u7c7b\u4f3c\u54c8\u5e0c\u8868\uff08Hash Table\uff09\u6765\u5b58\u50a8 Set \u4e2d\u7684\u5143\u7d20\uff0c\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u4e00\u4e2a\u72ec\u7acb\u7684\u5b57\u7b26\u4e32\uff0c\u5e76\u4e14<strong>\u4e0d\u5141\u8bb8\u91cd\u590d<\/strong>\u3002<\/li>\n<li>\u5982\u679c\u5c1d\u8bd5\u5c06\u76f8\u540c\u7684\u5143\u7d20\u591a\u6b21\u6dfb\u52a0\u5230\u540c\u4e00\u4e2a Set\uff0c\u53ea\u6709\u7b2c\u4e00\u6b21\u4f1a\u751f\u6548\uff0c\u540e\u7eed\u91cd\u590d\u6dfb\u52a0\u4e0d\u4f1a\u6539\u53d8\u96c6\u5408\u72b6\u6001\uff0c\u4e5f\u4e0d\u4f1a\u62a5\u9519\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6570\u636e\u7279\u5f81<\/strong>\n<ul>\n<li><strong>\u5143\u7d20\u65e0\u5e8f<\/strong>\uff1aRedis \u4e0d\u4fdd\u8bc1\u63d2\u5165\u987a\u5e8f\uff0c\u4e5f\u4e0d\u80fd\u901a\u8fc7\u7d22\u5f15\u4e0b\u6807\u6765\u83b7\u53d6\u6216\u904d\u5386\u3002<\/li>\n<li><strong>\u5143\u7d20\u552f\u4e00<\/strong>\uff1a\u540c\u4e00\u4e2a\u5143\u7d20\u5728\u96c6\u5408\u4e2d\u53ea\u4f1a\u51fa\u73b0\u4e00\u6b21\u3002<\/li>\n<li><strong>\u9ad8\u6548\u67e5\u627e<\/strong>\uff1aSet \u4e2d\u7684\u5143\u7d20\u67e5\u627e\u3001\u6dfb\u52a0\u3001\u5220\u9664\u901a\u5e38\u662f O(1) \u5e73\u5747\u590d\u6742\u5ea6\uff08\u54c8\u5e0c\u8868\u673a\u5236\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e38\u7528\u573a\u666f<\/strong>\n<ul>\n<li>\u5b58\u50a8\u597d\u53cb\u5217\u8868\u3001\u6807\u7b7e\u5217\u8868\u3001\u4e0d\u91cd\u590d\u7684\u5143\u7d20\u96c6\u5408\uff1b<\/li>\n<li>\u53d6\u4ea4\u96c6\u3001\u5e76\u96c6\u3001\u5dee\u96c6\uff0c\u505a\u5171\u540c\u597d\u53cb\u3001\u5171\u540c\u5174\u8da3\u3001\u5171\u540c\u6807\u7b7e\u5206\u6790\u7b49\uff1b<\/li>\n<li>\u53bb\u91cd\u529f\u80fd\uff08\u5feb\u901f\u5224\u65ad\u67d0\u5143\u7d20\u662f\u5426\u5df2\u7ecf\u5b58\u5728\uff09\uff1b<\/li>\n<li>\u968f\u673a\u83b7\u53d6\u3001\u62bd\u5956\uff08<code>SRANDMEMBER<\/code>\u3001<code>SPOP<\/code>\uff09\u7b49\u573a\u666f\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.4.2 Set \u7684\u5e38\u89c1\u64cd\u4f5c\u547d\u4ee4<\/h3>\n<h4>6.4.2.1 \u6dfb\u52a0\u3001\u5220\u9664\u3001\u5224\u65ad\u6210\u5458<\/h4>\n<h5>6.4.2.1.1 SADD<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5411\u96c6\u5408\u6dfb\u52a0\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\uff0c\u5982\u679c\u5143\u7d20\u5df2\u5b58\u5728\u5219\u8df3\u8fc7\uff0c\u4e0d\u5f71\u54cd\u96c6\u5408\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">SADD <key> <member1> [member2 ...]<\/code><\/pre>\n<\/li>\n<li>\n<p><strong>\u8fd4\u56de\u503c<\/strong>\uff1a\u5b9e\u9645\u88ab\u6dfb\u52a0\u8fdb\u96c6\u5408\u7684\u65b0\u5143\u7d20\u6570\u91cf\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">SADD myset \"apple\"\nSADD myset \"banana\" \"orange\"\n# \u5982\u679c myset \u4e4b\u524d\u4e0d\u5b58\u5728\uff0c\u4f1a\u521b\u5efa\u5e76\u63d2\u5165\u5143\u7d20\u3002\n# \u5982\u679c \"apple\" \u5df2\u5b58\u5728\uff0c\u518d\u6b21\u63d2\u5165\u4e0d\u4f1a\u91cd\u590d\u3002<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.4.2.1.2 SREM<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5220\u9664\u96c6\u5408\u4e2d\u6307\u5b9a\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">SREM <key> <member1> [member2 ...]<\/code><\/pre>\n<\/li>\n<li>\n<p><strong>\u8fd4\u56de\u503c<\/strong>\uff1a\u88ab\u6210\u529f\u79fb\u9664\u7684\u5143\u7d20\u6570\u91cf\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">SREM myset \"banana\"  # \u4ece myset \u79fb\u9664 \"banana\"<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.4.2.1.3 SISMEMBER<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5224\u65ad\u67d0\u4e2a\u5143\u7d20\u662f\u5426\u4e3a\u96c6\u5408\u6210\u5458\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">SISMEMBER <key> <member><\/code><\/pre>\n<\/li>\n<li>\n<p><strong>\u8fd4\u56de\u503c<\/strong>\uff1a1 \u8868\u793a\u662f\u96c6\u5408\u6210\u5458\uff0c0 \u8868\u793a\u4e0d\u662f\u6216\u4e0d\u5b58\u5728\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">SISMEMBER myset \"apple\"\n# \u82e5 myset \u5305\u542b \"apple\" \u5219\u8fd4\u56de 1\uff0c\u5426\u5219\u8fd4\u56de 0<\/code><\/pre>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>6.4.2.2 \u83b7\u53d6\u3001\u67e5\u770b\u548c\u968f\u673a\u64cd\u4f5c<\/h4>\n<h5>6.4.2.2.1 SMEMBERS<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u8fd4\u56de\u96c6\u5408\u4e2d\u7684\u6240\u6709\u5143\u7d20\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">SMEMBERS myset\n# \u6bd4\u5982\u8fd4\u56de [\"apple\",\"orange\",\"grape\"]<\/code><\/pre>\n<\/li>\n<li>\n<p>\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>\u5982\u679c\u96c6\u5408\u5143\u7d20\u975e\u5e38\u591a\uff0c\u4e00\u6b21\u6027\u8fd4\u56de\u4e5f\u4f1a\u5360\u7528\u8f83\u591a\u5185\u5b58\u548c\u5e26\u5bbd\uff1b<\/li>\n<li>\u751f\u4ea7\u73af\u5883\u4e2d\u82e5\u96c6\u5408\u89c4\u6a21\u5e9e\u5927\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528 <code>SSCAN<\/code> \u547d\u4ee4\u5206\u6279\u6b21\u626b\u63cf\uff08\u7c7b\u4f3c\u4e8e <code>SCAN<\/code>\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>6.4.2.2.2 SCARD<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u8fd4\u56de\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u6570\u91cf\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">SCARD myset  # \u8fd4\u56de\u4f8b\u5982 3<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.4.2.2.3 SPOP<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u968f\u673a\u79fb\u9664\u5e76\u8fd4\u56de\u96c6\u5408\u4e2d\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\uff08\u9ed8\u8ba4 1 \u4e2a\uff09\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">SPOP <key> [count]<\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">SPOP myset\n# \u968f\u673a\u5f39\u51fa\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u4ece myset \u4e2d\u79fb\u9664\u3002\nSPOP myset 2\n# \u968f\u673a\u5f39\u51fa 2 \u4e2a\u5143\u7d20\uff0c\u8fd4\u56de\u6570\u7ec4\uff0c\u5e76\u540c\u65f6\u4ece\u96c6\u5408\u5220\u9664\u5b83\u4eec\u3002<\/code><\/pre>\n<\/li>\n<li>\n<p><strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u62bd\u5956\u3001\u968f\u673a\u53d1\u653e\u5956\u54c1\u3001\u968f\u673a\u63a8\u8350\u7b49\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>6.4.2.2.4 SRANDMEMBER<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u968f\u673a\u83b7\u53d6\u96c6\u5408\u4e2d\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\uff0c\u4f46<strong>\u4e0d\u4f1a<\/strong>\u5c06\u5176\u4ece\u96c6\u5408\u4e2d\u5220\u9664\uff08\u548c <code>SPOP<\/code> \u533a\u522b\u5728\u4e8e\u662f\u5426\u5220\u9664\uff09\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">SRANDMEMBER <key> [count]<\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">SRANDMEMBER myset\n# \u968f\u673a\u8fd4\u56de\u4e00\u4e2a\u5143\u7d20\uff0c\u4e0d\u4f1a\u5220\u9664\nSRANDMEMBER myset 2\n# \u968f\u673a\u8fd4\u56de 2 \u4e2a\u5143\u7d20\uff08\u53ef\u80fd\u5305\u542b\u91cd\u590d\uff0cRedis < 3.2 \u4e0d\u540c\u7248\u672c\u5b9e\u73b0\u7565\u6709\u533a\u522b\uff09<\/code><\/pre>\n<p>\u5728 Redis 3.2+\uff0c\u5982\u679c count \u4e3a\u6b63\uff0c\u5219\u8fd4\u56de\u4e0d\u91cd\u590d\u7684\u5143\u7d20\uff1b\u5982\u679c count \u4e3a\u8d1f\uff0c\u5219\u53ef\u80fd\u8fd4\u56de\u91cd\u590d\u7684\u5143\u7d20\u3002\u53ef\u67e5\u9605\u5bf9\u5e94\u7248\u672c\u6587\u6863\u4ee5\u786e\u8ba4\u3002<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>6.4.2.3 \u96c6\u5408\u8fd0\u7b97\uff08\u4ea4\u96c6\u3001\u5e76\u96c6\u3001\u5dee\u96c6\uff09<\/h4>\n<p>Redis \u63d0\u4f9b\u4e86\u4e09\u4e2a\u91cd\u8981\u7684\u96c6\u5408\u8fd0\u7b97\u547d\u4ee4\uff1a<strong>SINTER<\/strong>\u3001<strong>SUNION<\/strong>\u3001<strong>SDIFF<\/strong>\u3002\u914d\u5408\u8fd9\u4e9b\u547d\u4ee4\uff0c\u80fd\u5feb\u901f\u505a\u805a\u5408\u5206\u6790\uff0c\u5982\u201c\u5171\u540c\u597d\u53cb\u201d\u3001\u201c\u5171\u540c\u5174\u8da3\u6807\u7b7e\u201d\u7b49\u573a\u666f\u3002<\/p>\n<h5>6.4.2.3.1 SINTER \/ SINTERSTORE<\/h5>\n<ul>\n<li>\n<p>SINTER\uff1a\u6c42\u4e00\u4e2a\u6216\u591a\u4e2a\u96c6\u5408\u7684\u4ea4\u96c6\u3002<\/p>\n<pre><code class=\"language-bash\">SINTER <key1> [key2 ... keyN]<\/code><\/pre>\n<p>\u8fd4\u56de\u6240\u6709\u5728\u8fd9\u4e9b\u96c6\u5408\u4e2d\u90fd\u5b58\u5728\u7684\u5143\u7d20\u3002<\/p>\n<\/li>\n<li>\n<p>SINTERSTORE\uff1a\u5c06\u4ea4\u96c6\u7ed3\u679c\u76f4\u63a5\u5b58\u50a8\u5230\u53e6\u4e00\u4e2a\u96c6\u5408\u3002<\/p>\n<pre><code class=\"language-bash\">SINTERSTORE <destination> <key1> [key2 ... keyN]<\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\"># set1 = {\"apple\",\"banana\",\"orange\"}\n# set2 = {\"banana\",\"orange\",\"grape\"}\nSINTER set1 set2\n# \u8fd4\u56de {\"banana\",\"orange\"}\n\nSINTERSTORE set3 set1 set2\n# set3 \u5c06\u53d8\u6210 {\"banana\",\"orange\"}<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.4.2.3.2 SUNION \/ SUNIONSTORE<\/h5>\n<ul>\n<li>\n<p>SUNION\uff1a\u6c42\u5e76\u96c6\uff0c\u8fd4\u56de\u4efb\u610f\u96c6\u5408\u91cc\u51fa\u73b0\u8fc7\u7684\u6240\u6709\u5143\u7d20\uff08\u53bb\u91cd\uff09\u3002<\/p>\n<pre><code class=\"language-bash\">SUNION <key1> [key2 ... keyN]<\/code><\/pre>\n<\/li>\n<li>\n<p><strong>SUNIONSTORE<\/strong>\uff1a\u628a\u5e76\u96c6\u7ed3\u679c\u5b58\u50a8\u5230 <code>destination<\/code>\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">SUNION set1 set2\n# \u8fd4\u56de {\"apple\",\"banana\",\"orange\",\"grape\"}\nSUNIONSTORE set4 set1 set2\n# set4 = {\"apple\",\"banana\",\"orange\",\"grape\"}<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.4.2.3.3 SDIFF \/ SDIFFSTORE<\/h5>\n<ul>\n<li>\n<p>SDIFF\uff1a\u6c42\u5dee\u96c6\uff0c\u8fd4\u56de\u5728\u7b2c\u4e00\u4e2a\u96c6\u5408\u91cc\u800c\u4e0d\u5728\u5176\u4ed6\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u3002<\/p>\n<pre><code class=\"language-bash\">SDIFF <key1> [key2 ... keyN]<\/code><\/pre>\n<\/li>\n<li>\n<p><strong>SDIFFSTORE<\/strong>\uff1a\u5c06\u5dee\u96c6\u7ed3\u679c\u5b58\u50a8\u5230 <code>destination<\/code>\u3002<\/p>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">SDIFF set1 set2\n# \u8fd4\u56de {\"apple\"} (set1 - set2)\nSDIFFSTORE set5 set1 set2\n# set5 = {\"apple\"}<\/code><\/pre>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>6.4.2.4 \u5176\u4ed6\u5e38\u7528\u6216\u8865\u5145\u547d\u4ee4<\/h4>\n<ol>\n<li><strong>MOVE<\/strong> (Redis 6.2 \u4ee5\u524d\u7248\u672c\u4ec5\u5bf9 key \u751f\u6548\uff0c\u5bf9 Set \u7ed3\u6784\u53ef\u4ee5\u4f7f\u7528 SPOP + SADD \u6216 SRANDMEMBER + SADD \u7684\u65b9\u5f0f\u6765\u201c\u79fb\u52a8\u201d\u5143\u7d20\u5230\u53e6\u4e00\u4e2a\u96c6\u5408)\u3002<\/li>\n<li><strong>RENAME<\/strong> (\u5bf9\u6574\u4e2a key \u8fdb\u884c\u91cd\u547d\u540d\uff0c\u4e0d\u4ec5\u662f Set \u7c7b\u578b\u624d\u6709\uff0c\u4e0d\u8fc7\u4ec5\u9650 key \u7ea7\u522b\u64cd\u4f5c\uff0c\u4e0d\u662f\u79fb\u52a8\u5143\u7d20)\u3002<\/li>\n<li><strong>SSCAN<\/strong> (\u7c7b\u4f3c <code>SCAN<\/code>\uff0c\u53ef\u5206\u6279\u626b\u63cf\u5927\u96c6\u5408\uff0c\u8bed\u6cd5\uff1a<code>SSCAN key cursor [MATCH pattern] [COUNT count]<\/code>)\uff0c\u5728\u96c6\u5408\u89c4\u6a21\u5f88\u5927\u7684\u60c5\u51b5\u4e0b\u6bd4\u4e00\u6b21\u6027 <code>SMEMBERS<\/code> \u53cb\u597d\uff0c\u907f\u514d\u963b\u585e\u3002<\/li>\n<\/ol>\n<hr \/>\n<h3>6.4.3 \u4f7f\u7528\u573a\u666f<\/h3>\n<ol>\n<li><strong>\u53bb\u91cd\u529f\u80fd<\/strong>\n<ul>\n<li>\u5c06\u6570\u636e\u63d2\u5165 Set \u5e76\u68c0\u67e5\u8fd4\u56de\u503c\u6216 <code>SISMEMBER<\/code> \u5224\u65ad\u91cd\u590d\u3002<\/li>\n<li>\u4f8b\u5982\uff1a\u7528\u6237\u7b7e\u5230\uff08\u53ea\u9700\u4fdd\u5b58\u7528\u6237 ID\uff0c\u4fdd\u8bc1\u6bcf\u4e2a\u7528\u6237\u53ea\u7b7e\u5230\u4e00\u6b21\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u793e\u4ea4\u573a\u666f<\/strong>\n<ul>\n<li>\u7528\u6237\u5173\u6ce8\u5217\u8868\u3001\u597d\u53cb\u5217\u8868\u90fd\u53ef\u4ee5\u7528 Set \u8868\u793a\uff1b<\/li>\n<li>\u6c42\u5171\u540c\u597d\u53cb\uff1a<code>SINTER userA:friends userB:friends<\/code>\u3002<\/li>\n<li>\u8ba1\u7b97\u5173\u6ce8\u91cf\uff1a<code>SCARD user:followers<\/code>\uff0c\u5224\u65ad\u662f\u5426\u4e92\u76f8\u5173\u6ce8\uff1a<code>SISMEMBER user:followers otherUserID<\/code> \u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6807\u7b7e\u6216\u6743\u9650\u7ba1\u7406<\/strong>\n<ul>\n<li>\u6bcf\u4e2a\u7528\u6237\u7684\u6807\u7b7e\u662f\u4e00\u4e2a Set \u6216\u6bcf\u4e2a\u6807\u7b7e\u5bf9\u5e94\u4e00\u4e2a Set\u3002\u53ef\u901a\u8fc7\u96c6\u5408\u8fd0\u7b97\u6765\u7075\u6d3b\u5730\u6c42\u4ea4\u96c6\u6216\u5e76\u96c6\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u968f\u673a\u62bd\u53d6\u3001\u62bd\u5956<\/strong>\n<ul>\n<li><code>SRANDMEMBER<\/code> \u968f\u673a\u9009\u53d6\uff1b\u5982\u9700\u201c\u62bd\u5b8c\u5c31\u79fb\u9664\u201d\uff0c\u53ef\u7528 <code>SPOP<\/code>\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u53bb\u9664\u91cd\u590d\u6d88\u606f \/ \u6570\u636e\u8fc7\u6ee4<\/strong>\n<ul>\n<li>\u5728\u5927\u91cf\u6570\u636e\u5904\u7406\u4e2d\uff0c\u53ef\u628a\u5df2\u5904\u7406\u8fc7\u7684\u6807\u8bb0\u5b58\u8fdb Set\uff0c\u82e5\u518d\u6b21\u51fa\u73b0\uff0c\u8868\u660e\u662f\u91cd\u590d\uff0c\u8df3\u8fc7\u5373\u53ef\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.4.4 \u5e38\u89c1\u6ce8\u610f\u4e8b\u9879 &amp; Best Practices<\/h3>\n<ol>\n<li><strong>Set \u5143\u7d20\u6570\u91cf\u8fc7\u591a<\/strong>\n<ul>\n<li><code>SMEMBERS<\/code> \u4f1a\u628a\u6240\u6709\u5143\u7d20\u4e00\u6b21\u6027\u8fd4\u56de\uff0c\u53ef\u80fd\u5bfc\u81f4\u5185\u5b58\u548c\u5e26\u5bbd\u7684\u538b\u529b\uff1b<\/li>\n<li>\u5efa\u8bae\u4f7f\u7528 <code>SSCAN<\/code> \u5206\u6279\u904d\u5386\uff1b\u6216\u5728\u8bbe\u8ba1\u4e0a\u62c6\u5206\u6210\u591a\u4e2a\u5c0f\u96c6\u5408\uff0c\u907f\u514d\u5355\u4e2a Set \u8fc7\u5927\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5927\u5c0f\u9650\u5236<\/strong>\n<ul>\n<li>\u5355\u4e2a Set \u7406\u8bba\u4e0a\u53ef\u5b58\u653e\u591a\u8fbe\u6570\u4ebf\u4e2a\u5143\u7d20\uff08\u53ea\u8981\u5185\u5b58\u8db3\u591f\uff09\uff1b\u4f46\u64cd\u4f5c\u5982\u4ea4\u96c6\u5e76\u96c6\u4e5f\u4f1a\u6d88\u8017\u76f8\u5e94\u8d44\u6e90\uff0c\u9700\u8bc4\u4f30\u6027\u80fd\u548c\u5185\u5b58\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4e0d\u8981\u6ee5\u7528 Set \u505a\u6709\u5e8f\u9700\u6c42<\/strong>\n<ul>\n<li>Set \u662f\u65e0\u5e8f\u7684\uff0c\u82e5\u9700\u8981\u6309\u7167\u5206\u6570\u3001\u6392\u540d\u7b49\u6709\u5e8f\u6392\u5e8f\uff0c\u5e94\u8be5\u8003\u8651\u4f7f\u7528 <strong>Sorted Set (ZSet)<\/strong>\u3002<\/li>\n<li>\u82e5\u9700\u8981\u6309\u63d2\u5165\u987a\u5e8f\u904d\u5386\u6216\u5e38\u505a FIFO\/LIFO\uff0cList \u6216 Stream \u66f4\u9002\u5408\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u96c6\u5408\u8fd0\u7b97\u5f00\u9500<\/strong>\n<ul>\n<li><code>SINTER<\/code>, <code>SUNION<\/code>, <code>SDIFF<\/code> \u7b49\u8fd0\u7b97\u5728\u96c6\u5408\u5f88\u5927\u65f6\u4e5f\u53ef\u80fd\u6bd4\u8f83\u8017\u65f6\uff0c\u5c24\u5176\u5f53\u53c2\u4e0e\u8fd0\u7b97\u7684\u96c6\u5408\u89c4\u6a21\u90fd\u975e\u5e38\u5e9e\u5927\u65f6\u3002<\/li>\n<li>\u82e5\u662f\u5728\u7ebf\u67e5\u8be2\uff0c\u9700\u8981\u6ce8\u610f\u522b\u5728\u5173\u952e\u8def\u5f84\u4e0a\u505a\u5927\u89c4\u6a21\u96c6\u5408\u8fd0\u7b97\uff0c\u4ee5\u514d\u963b\u585e Redis \u4e3b\u7ebf\u7a0b\u3002\u53ef\u4ee5\u5728\u4e1a\u52a1\u5c42\u7f13\u5b58\u7ed3\u679c\uff0c\u6216\u5728\u540e\u7aef\u670d\u52a1\u5206\u5c42\u5904\u7406\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u8fc7\u671f\u7b56\u7565<\/strong>\n<ul>\n<li>Redis \u4e0d\u652f\u6301\u5bf9 Set \u4e2d\u7684<strong>\u5355\u4e2a\u5143\u7d20<\/strong>\u8bbe\u7f6e\u8fc7\u671f\uff0c\u4f46\u53ef\u4ee5\u5bf9\u6574\u4e2a key \u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\uff08<code>EXPIRE key seconds<\/code>\uff09\u3002<\/li>\n<li>\u82e5\u9700\u8981\u5bf9\u5176\u4e2d\u7684\u90e8\u5206\u5143\u7d20\u505a\u65f6\u95f4\u63a7\u5236\uff0c\u53ef\u80fd\u9700\u8981\u522b\u7684\u7ed3\u6784\u6216\u81ea\u884c\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.4.5 \u5c0f\u7ed3<\/h3>\n<p><strong>Set<\/strong> \u5728 Redis \u4e2d\u662f\u4e00\u4e2a\u975e\u5e38\u57fa\u7840\u4e14\u5f3a\u5927\u7684\u6570\u636e\u7ed3\u6784\uff0c\u6700\u663e\u8457\u7684\u7279\u70b9\u662f\uff1a<\/p>\n<ul>\n<li><strong>\u5143\u7d20\u552f\u4e00<\/strong>\u3001<strong>\u65e0\u5e8f<\/strong>\u3001<strong>\u5feb\u901f\u5224\u91cd<\/strong>\uff1b<\/li>\n<li>\u63d0\u4f9b<strong>\u4ea4\u96c6\u3001\u5e76\u96c6\u3001\u5dee\u96c6<\/strong>\u7b49\u96c6\u5408\u8fd0\u7b97\uff1b<\/li>\n<li>\u9002\u5408\u53bb\u91cd\u3001\u597d\u53cb\u5217\u8868\u3001\u6807\u7b7e\u7ba1\u7406\u3001\u62bd\u5956\u7b49\u5e38\u89c1\u573a\u666f\u3002<\/li>\n<\/ul>\n<p>\u5176\u6838\u5fc3\u547d\u4ee4\u53ef\u4ee5\u7b80\u8981\u5f52\u7eb3\u4e3a\uff1a<\/p>\n<ol>\n<li>\u6dfb\u52a0 \/ \u5220\u9664\uff1a\n<ul>\n<li><code>SADD<\/code> \/ <code>SREM<\/code><\/li>\n<\/ul>\n<\/li>\n<li>\u67e5\u8be2\uff1a\n<ul>\n<li><code>SMEMBERS<\/code>\uff08\u5168\u91cf\uff09\uff0c<code>SISMEMBER<\/code>\uff08\u5355\u4e00\u5224\u65ad\uff09\uff0c<code>SCARD<\/code>\uff08\u6570\u91cf\uff09<\/li>\n<li><code>SSCAN<\/code>\uff08\u5206\u6279\u626b\u63cf\uff09<\/li>\n<\/ul>\n<\/li>\n<li>\u968f\u673a\uff1a\n<ul>\n<li><code>SPOP<\/code>\uff08\u968f\u673a\u5f39\u51fa\u5e76\u5220\u9664\uff09\uff0c<code>SRANDMEMBER<\/code>\uff08\u968f\u673a\u83b7\u53d6\u4e0d\u5220\u9664\uff09<\/li>\n<\/ul>\n<\/li>\n<li>\u96c6\u5408\u8fd0\u7b97\uff1a\n<ul>\n<li><code>SINTER<\/code>, <code>SUNION<\/code>, <code>SDIFF<\/code> \u4ee5\u53ca\u5bf9\u5e94\u7684 <code>STORE<\/code> \u7248\u672c<\/li>\n<\/ul>\n<\/li>\n<li>\u5176\u4ed6\uff1a\n<ul>\n<li><code>SMOVE<\/code>\uff08\u5df2\u5f03\u7528\u547d\u4ee4\uff0cRedis \u7248\u672c\u91cc\u6ca1\u6709 SMOVE \u53ef\u4ee5\u7528 SPOP+SADD \u66ff\u4ee3\uff09\uff0c<code>LTRIM<\/code> \u4e0d\u9002\u7528\u4e8e Set\uff0c<code>SSCAN<\/code> \u7528\u4e8e\u5206\u6279\u904d\u5386\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>\u53ea\u8981\u638c\u63e1\u8fd9\u4e9b\u547d\u4ee4\u548c\u7ec4\u5408\u5e94\u7528\uff0c\u5c31\u80fd\u5e94\u5bf9\u5927\u90e8\u5206\u4e1a\u52a1\u4e2d\u9700\u8981\u201c\u53bb\u91cd\u3001\u968f\u673a\u3001\u96c6\u5408\u8fd0\u7b97\u201d\u7684\u9700\u6c42\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u8fd8\u8981\u7ed3\u5408 Redis \u7684\u5185\u5b58\u7ba1\u7406\u3001\u8fc7\u671f\u7b56\u7565\u53ca\u5b89\u5168\u63a7\u5236\uff0c\u6765\u8fbe\u6210\u9ad8\u6027\u80fd\u53c8\u53ef\u9760\u7684 Set \u4f7f\u7528\u65b9\u6848\u3002<\/p>\n<h2>6.5 \u6709\u5e8f\u96c6\u5408\uff08ZSet\uff09<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c<strong>\u6709\u5e8f\u96c6\u5408<\/strong>\uff08Sorted Set\uff09\u662f\u4e00\u79cd\u5728\u96c6\u5408\u57fa\u7840\u4e0a\uff0c\u4e3a\u6bcf\u4e2a\u6210\u5458\u989d\u5916\u5173\u8054\u4e00\u4e2a\u5206\u6570\uff08score\uff09\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5e38\u88ab\u7f29\u5199\u4e3a <strong>ZSet<\/strong>\u3002\u5b83\u7684\u7279\u70b9\u662f\uff1a\u5143\u7d20\u4e0d\u5141\u8bb8\u91cd\u590d\uff0c\u4f46\u53ef\u4ee5\u6309\u7167\u5206\u6570\u8fdb\u884c<strong>\u6392\u5e8f<\/strong>\u3002Redis \u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u9488\u5bf9\u6709\u5e8f\u96c6\u5408\u7684\u64cd\u4f5c\u547d\u4ee4\uff0c\u65b9\u4fbf\u6211\u4eec\u5728\u6392\u884c\u699c\u3001\u6392\u540d\u67e5\u8be2\u3001\u533a\u95f4\u7b5b\u9009\u3001\u9650\u65f6\u6392\u5e8f\u7b49\u573a\u666f\u4e2d\u4f7f\u7528\u3002<\/p>\n<hr \/>\n<h3>6.5.1 ZSet \u7684\u5b58\u50a8\u4e0e\u7279\u70b9<\/h3>\n<ol>\n<li><strong>\u5185\u90e8\u7ed3\u6784<\/strong>\n<ul>\n<li>Redis \u4f7f\u7528\u4e00\u79cd\u7ed3\u5408\u4e86 <strong>\u8df3\u8868\uff08Skiplist\uff09<\/strong> + <strong>\u54c8\u5e0c\u8868\uff08Hashtable\uff09<\/strong> \u7684\u7ed3\u6784\u6765\u5b58\u50a8 ZSet\u3002<\/li>\n<li>\u8df3\u8868\u53ef\u4ee5\u8ba9\u6211\u4eec\u5728 O(log N) \u7684\u590d\u6742\u5ea6\u4e0b\u8fdb\u884c\u6709\u5e8f\u64cd\u4f5c\uff08\u5982\u8303\u56f4\u67e5\u627e\u3001\u6392\u5e8f\u7b49\uff09\uff0c\u54c8\u5e0c\u8868\u8d1f\u8d23\u5feb\u901f\u5b9a\u4f4d\u5143\u7d20\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6570\u636e\u7279\u5f81<\/strong>\n<ul>\n<li><strong>\u5143\u7d20\u552f\u4e00<\/strong>\uff1a\u548c Set \u4e00\u6837\uff0c\u6bcf\u4e2a ZSet \u91cc\u5143\u7d20\uff08member\uff09\u662f\u552f\u4e00\u7684\u3002<\/li>\n<li><strong>\u5206\u6570\uff08score\uff09\u53ef\u4ee5\u91cd\u590d<\/strong>\uff1a\u4e0d\u540c\u7684 member \u53ef\u4ee5\u62e5\u6709\u76f8\u540c\u7684\u5206\u6570\uff0c\u4f46\u662f member \u81ea\u8eab\u4e0d\u80fd\u91cd\u590d\u3002<\/li>\n<li><strong>\u6309\u5206\u6570\u6392\u5e8f<\/strong>\uff1aRedis \u53ef\u4ee5\u6839\u636e score \u503c\u5bf9\u5143\u7d20\u8fdb\u884c\u4ece\u5c0f\u5230\u5927\u7684\u6392\u5e8f\uff0c\u4e5f\u53ef\u4ee5\u652f\u6301\u5012\u5e8f\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e38\u7528\u573a\u666f<\/strong>\n<ul>\n<li>\u6392\u884c\u699c\uff1a\u6bd4\u5982\u6309\u79ef\u5206\u3001\u70ed\u5ea6\u3001\u65f6\u95f4\u6233\u7b49\u6392\u5e8f\uff1b<\/li>\n<li>\u65f6\u95f4\u5e8f\u5217\uff1ascore \u4ee3\u8868\u65f6\u95f4\u6233\uff0c\u6309\u65f6\u95f4\u987a\u5e8f\u8fdb\u884c\u67e5\u8be2\u6216\u622a\u53d6\uff1b<\/li>\n<li>\u5e26\u6743\u91cd\u7684\u5217\u8868\uff1a\u4ee5 score \u4f5c\u4e3a\u4f18\u5148\u7ea7\u6216\u6743\u91cd\u503c\uff0c\u968f\u65f6\u80fd\u5feb\u901f\u83b7\u53d6\u6307\u5b9a\u6392\u540d\u6216\u5206\u6570\u533a\u95f4\u7684\u5143\u7d20\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.5.2 \u6709\u5e8f\u96c6\u5408 ZSet \u7684\u5e38\u89c1\u547d\u4ee4<\/h3>\n<h4>6.5.2.1 \u6dfb\u52a0\u3001\u66f4\u65b0\u3001\u5220\u9664\u5143\u7d20<\/h4>\n<h5>6.5.2.1.1 ZADD<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5411\u6709\u5e8f\u96c6\u5408\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u6216\u591a\u4e2a <code>member<\/code>\uff0c\u5e76\u8bbe\u7f6e\u5b83\u4eec\u7684\u5206\u6570 <code>score<\/code>\u3002\u82e5 member \u5df2\u5b58\u5728\u5219\u66f4\u65b0\u5176 score\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">ZADD <key> [NX|XX] [CH] [INCR] <score1> <member1> [<score2> <member2> ...]<\/code><\/pre>\n<\/li>\n<li>\n<p>\u5e38\u7528\u9009\u9879\uff1a<\/p>\n<ul>\n<li><code>NX<\/code>\uff1a\u4ec5\u5f53 member \u4e0d\u5b58\u5728\u65f6\u624d\u6dfb\u52a0\uff1b<\/li>\n<li><code>XX<\/code>\uff1a\u4ec5\u5f53 member \u5df2\u5b58\u5728\u65f6\u624d\u66f4\u65b0\uff1b<\/li>\n<li><code>CH<\/code>\uff1a\u8fd4\u56de\u88ab\u4fee\u6539\u7684\u6210\u5458\u6570\u91cf\uff08\u5305\u62ec score \u53d1\u751f\u53d8\u52a8\u7684\u60c5\u51b5\uff09\uff1b<\/li>\n<li><code>INCR<\/code>\uff1a\u5bf9\u7ed9\u5b9a member \u7684\u5206\u6570\u6267\u884c\u52a0\u6cd5\u64cd\u4f5c\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u8bbe\u7f6e\u5206\u6570\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">ZADD leaderboard 100 \"playerA\"\nZADD leaderboard 200 \"playerB\" 150 \"playerC\"\n# \u5982\u679c playerA \u5df2\u5b58\u5728\uff0c\u5219\u5176 score \u4f1a\u88ab\u66f4\u65b0\u4e3a 100<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.5.2.1.2 ZREM<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u4ece\u6709\u5e8f\u96c6\u5408\u4e2d\u5220\u9664\u6307\u5b9a\u5143\u7d20\uff0c\u652f\u6301\u5220\u9664\u591a\u4e2a\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">ZREM <key> <member1> [member2 ...]<\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">ZREM leaderboard \"playerC\"\n# \u5220\u9664 \"playerC\" \u8fd9\u4e2a member<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.5.2.1.3 ZINCRBY<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5bf9\u6307\u5b9a member \u7684\u5206\u6570\u8fdb\u884c\u589e\u91cf\u64cd\u4f5c\uff08\u52a0\u4e0a\u7ed9\u5b9a\u7684\u6570\u503c\uff09\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">ZINCRBY <key> <increment> <member><\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">ZINCRBY leaderboard 50 \"playerA\"\n# playerA \u7684\u5206\u6570\u5728\u539f\u6765\u7684\u57fa\u7840\u4e0a +50<\/code><\/pre>\n<\/li>\n<li>\n<p><strong>\u6ce8\u610f<\/strong>\uff1a\u5982\u679c member \u4e0d\u5b58\u5728\uff0c\u4f1a\u5148\u4ee5 score=0 \u521b\u5efa\u8be5 member\uff0c\u518d\u52a0\u4e0a increment\u3002<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>6.5.2.2 \u6309\u5e8f\u67e5\u8be2\u3001\u83b7\u53d6\u6392\u540d<\/h4>\n<h5>6.5.2.2.1 ZRANGE \/ ZREVRANGE<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u6309 score \u5347\u5e8f\uff08<code>ZRANGE<\/code>\uff09\u6216\u964d\u5e8f\uff08<code>ZREVRANGE<\/code>\uff09\u83b7\u53d6\u6307\u5b9a\u7d22\u5f15\u533a\u95f4\u5185\u7684\u5143\u7d20\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">ZRANGE <key> <start> <stop> [WITHSCORES]\nZREVRANGE <key> <start> <stop> [WITHSCORES]<\/code><\/pre>\n<\/li>\n<li>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">ZRANGE leaderboard 0 -1        # \u8fd4\u56de\u6240\u6709\u6210\u5458\uff0c\u6309\u5206\u6570\u5347\u5e8f\nZRANGE leaderboard 0 2 WITHSCORES  # \u8fd4\u56de\u524d\u4e09\u540d\uff0c\u540c\u65f6\u663e\u793a\u5206\u6570\nZREVRANGE leaderboard 0 2 WITHSCORES # \u8fd4\u56de\u5206\u6570\u6700\u9ad8\u7684\u4e09\u540d<\/code><\/pre>\n<\/li>\n<li>\n<p>\u7d22\u5f15\u533a\u95f4\uff1a<\/p>\n<ul>\n<li><code>0<\/code> \u8868\u793a\u7b2c\u4e00\u4e2a\u5143\u7d20\uff08\u6700\u5c0f\u6216\u6700\u5927\u7684\u89c6\u5347\u5e8f\/\u964d\u5e8f\u800c\u5b9a\uff09\uff0c<code>-1<\/code> \u8868\u793a\u6700\u540e\u4e00\u4e2a\u5143\u7d20\uff1b<\/li>\n<li>\u4f9d\u6b21\u7c7b\u63a8\uff0c<code>start<\/code>\u3001<code>stop<\/code> \u53ef\u4ee5\u662f\u6b63\u8d1f\u7d22\u5f15\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>6.5.2.2.2 ZRANGEBYSCORE \/ ZREVRANGEBYSCORE<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u6309 score \u503c\u8fdb\u884c\u8303\u56f4\u67e5\u8be2\uff0c\u8fd4\u56de\u5206\u6570\u5728 <code>[min, max]<\/code>\uff08\u6216 <code>[max, min]<\/code>\uff09\u533a\u95f4\u5185\u7684 member \u5217\u8868\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">ZRANGEBYSCORE <key> <min> <max> [WITHSCORES] [LIMIT offset count]\nZREVRANGEBYSCORE <key> <max> <min> [WITHSCORES] [LIMIT offset count]<\/code><\/pre>\n<\/li>\n<li>\n<p>\u8bf4\u660e\uff1a<\/p>\n<ul>\n<li><code>ZRANGEBYSCORE leaderboard 100 200<\/code>\uff1a\u83b7\u53d6 score \u5904\u4e8e 100~200 \u8303\u56f4\u5185\u7684\u6240\u6709\u6210\u5458\uff0c\u6309\u5347\u5e8f\u3002<\/li>\n<li><code>ZREVRANGEBYSCORE leaderboard 200 100<\/code>\uff1a\u540c\u6837\u7684\u5206\u6570\u533a\u95f4\uff0c\u4f46\u6309\u5206\u6570\u4ece\u9ad8\u5230\u4f4e\u6392\u5e8f\u3002<\/li>\n<li><code>LIMIT offset count<\/code>\uff1a\u53ef\u5bf9\u7ed3\u679c\u505a\u5206\u9875\u6216\u622a\u53d6\u3002<\/li>\n<li><code>+inf<\/code> \u548c <code>-inf<\/code>\uff1a\u53ef\u7528\u4e8e\u8868\u793a\u65e0\u7a77\u5927\u548c\u65e0\u7a77\u5c0f\uff1b<code>(100<\/code> \u8868\u793a\u5927\u4e8e 100 \u800c\u4e0d\u662f\u5927\u4e8e\u7b49\u4e8e\uff08\u5e26\u62ec\u53f7\u8868\u793a\u6392\u9664\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>6.5.2.2.3 ZRANGEBYLEX \/ ZRANGEBYDICT\uff08Redis 6.2+ \u652f\u6301\uff09\uff0c\u4e0e\u6309 Member \u5b57\u5178\u5e8f\u76f8\u5173<\/h5>\n<ul>\n<li>\u5728\u67d0\u4e9b\u573a\u666f\u4e0b\u53ef\u4ee5\u6309 Member \u7684\u5b57\u5178\u5e8f\uff0c\u800c\u975e score \u8fdb\u884c\u8303\u56f4\u67e5\u8be2\uff1b\u8fd9\u662f\u6bd4\u8f83\u5c11\u7528\u7684\u64cd\u4f5c\uff0c\u4e86\u89e3\u5373\u53ef\u3002<\/li>\n<\/ul>\n<h5>6.5.2.2.4 ZRANK \/ ZREVRANK<\/h5>\n<ul>\n<li>\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u83b7\u53d6\u67d0\u4e2a member \u5728\u6709\u5e8f\u96c6\u5408\u4e2d\u7684\u6392\u540d\uff08\u4e0b\u6807\uff09\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash\">ZRANK <key> <member>\nZREVRANK <key> <member><\/code><\/pre>\n<\/li>\n<li>\n<p>\u8fd4\u56de\u503c\uff1a<\/p>\n<ul>\n<li>\u82e5 member \u5b58\u5728\uff0c\u8fd4\u56de\u5176<strong>\u4ee5 0 \u5f00\u59cb<\/strong>\u7684\u6392\u540d\uff1b<\/li>\n<li>\u82e5\u4e0d\u5b58\u5728\uff0c\u8fd4\u56de <code>nil<\/code>\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u4e3e\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">ZRANK leaderboard \"playerA\"\n# \u8fd4\u56de playerA \u5728\u5347\u5e8f\u4e0b\u7684\u540d\u6b21\uff080 \u8868\u793a score \u6700\u5c0f\u7684\u90a3\u4e2a\uff0c\u6570\u503c\u8d8a\u5927\u8868\u793a\u5206\u6570\u66f4\u9ad8\u7684\u6392\u540d\uff09\nZREVRANK leaderboard \"playerA\"\n# \u8fd4\u56de playerA \u5728\u964d\u5e8f\u4e0b\u7684\u540d\u6b21\uff080 \u8868\u793a\u5206\u6570\u6700\u9ad8\u7684\uff09<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.5.2.2.5 ZCARD \/ ZCOUNT<\/h5>\n<ul>\n<li>\n<p>ZCARD\uff1a\u8fd4\u56de\u6709\u5e8f\u96c6\u5408\u7684\u57fa\u6570\uff08\u5143\u7d20\u603b\u6570\uff09\u3002<\/p>\n<pre><code class=\"language-bash\">ZCARD <key><\/code><\/pre>\n<\/li>\n<li>\n<p>ZCOUNT\uff1a\u7edf\u8ba1\u6307\u5b9a score \u533a\u95f4\u5185\u7684\u5143\u7d20\u6570\u91cf\u3002<\/p>\n<pre><code class=\"language-bash\">ZCOUNT <key> <min> <max><\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<code>ZCOUNT leaderboard 100 200<\/code> \u8fd4\u56de\u5206\u6570\u5728 [100,200] \u7684\u5143\u7d20\u6570\u3002<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>6.5.2.3 \u5220\u9664\u548c\u8303\u56f4\u64cd\u4f5c<\/h4>\n<h5>6.5.2.3.1 ZREM\u3001ZREM_RANGE_BY_SCORE\u3001ZREM_RANGE_BY_RANK<\/h5>\n<ul>\n<li>\n<p><strong>ZREM<\/strong>\uff1a\u524d\u9762\u63d0\u8fc7\uff0c\u6309 member \u5220\u9664\u6307\u5b9a\u5143\u7d20\u3002<\/p>\n<\/li>\n<li>\n<p>ZREMRANGEBYSCORE\uff1a\u5220\u9664<strong>score<\/strong>\u5728\u7ed9\u5b9a\u533a\u95f4\u5185\u7684\u6240\u6709\u5143\u7d20\u3002<\/p>\n<pre><code class=\"language-bash\">ZREMRANGEBYSCORE <key> <min> <max>\n# \u5982 ZREMRANGEBYSCORE leaderboard 0 100  -> \u5220\u9664 score <= 100 \u7684\u6240\u6709\u5143\u7d20<\/code><\/pre>\n<\/li>\n<li>\n<p>ZREMRANGEBYRANK\uff1a\u6309\u6392\u540d\u4e0b\u6807\u533a\u95f4\u5220\u9664\u5143\u7d20\u3002<\/p>\n<pre><code class=\"language-bash\">ZREMRANGEBYRANK <key> <start> <stop>\n# \u5982 ZREMRANGEBYRANK leaderboard 0 9  -> \u5220\u9664\u6392\u5728\u524d 10 \u540d\u7684\u5143\u7d20<\/code><\/pre>\n<\/li>\n<\/ul>\n<h5>6.5.2.3.2 ZINTERSTORE \/ ZUNIONSTORE \/ ZDIFFSTORE (Redis 6.2+)<\/h5>\n<p>\u548c\u666e\u901a Set \u7c7b\u4f3c\uff0cRedis \u4e5f\u63d0\u4f9b\u4e86\u5bf9 ZSet \u7684<strong>\u4ea4\u96c6\u3001\u5e76\u96c6\u3001\u5dee\u96c6<\/strong>\u8fd0\u7b97\uff0c\u4f46\u662f\u4f1a\u5bf9 score \u505a\u76f8\u5e94\u7684\u5408\u5e76\u6216\u8ba1\u7b97\u3002\u5e38\u89c1\u7684\u662f <code>ZINTERSTORE<\/code> \u548c <code>ZUNIONSTORE<\/code>\u3002<\/p>\n<ul>\n<li><strong>ZINTERSTORE<\/strong>\uff1a\u8ba1\u7b97\u7ed9\u5b9a\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u6709\u5e8f\u96c6\u5408\u7684\u4ea4\u96c6\uff0c\u5c06\u7ed3\u679c\u5b58\u50a8\u5230\u65b0\u96c6\u5408\u4e2d\uff0c\u5e76\u6839\u636e\u6bcf\u4e2a\u5143\u7d20\u5728\u5404\u96c6\u5408\u4e2d\u7684 score \u503c\u6267\u884c\u76f8\u5e94\u7684\u52a0\u6743\u6216\u6c42\u548c\u3002<\/li>\n<li><strong>ZUNIONSTORE<\/strong>\uff1a\u5e76\u96c6\u64cd\u4f5c\uff0cscore \u540c\u6837\u53ef\u4ee5\u52a0\u6743\u6216\u6c42\u548c\u3002<\/li>\n<\/ul>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">ZADD zset1 1 &quot;a&quot; 2 &quot;b&quot;\nZADD zset2 2 &quot;a&quot; 3 &quot;c&quot;\n\nZINTERSTORE out 2 zset1 zset2 WEIGHTS 2 3\n# \u8fd9\u91cc 2 \u8868\u793a\u6709 2 \u4e2a\u96c6\u5408\uff0cWEIGHTS 2 3 \u5206\u522b\u8868\u793a zset1 \u7684 score \u4e58\u4ee52, zset2 \u7684 score \u4e58\u4ee53\n# &quot;a&quot; \u5728 zset1 score=1, zset2 score=2\n# \u8ba1\u7b97\u4ea4\u96c6\u5219 &quot;a&quot; \u5b58\u5728\u4e8e\u4e24\u4e2a\u96c6\u5408\u4e2d\uff0cscore = 1*2 + 2*3 = 2 + 6 = 8\n# &quot;b&quot; \u53ea\u5728 zset1, &quot;c&quot; \u53ea\u5728 zset2\uff0c\u6545\u5b83\u4eec\u4e0d\u5728\u4ea4\u96c6\u91cc\n# out = {&quot;a&quot;:8}<\/code><\/pre>\n<blockquote>\n<p>\u6ce8\u610f\uff1aRedis 7.0+ \u4e5f\u5f15\u5165\u4e86 <code>ZDIFFSTORE<\/code>\uff08\u5dee\u96c6\uff09\uff0c\u4e0d\u8fc7\u5728\u5b9e\u9645\u4e2d\u7528\u5f97\u76f8\u5bf9\u5c11\u4e00\u4e9b\u3002<\/p>\n<\/blockquote>\n<hr \/>\n<h3>6.5.3 \u5e38\u89c1\u4f7f\u7528\u573a\u666f<\/h3>\n<ol>\n<li><strong>\u6392\u884c\u699c<\/strong>\n<ul>\n<li>\u4f8b\u5982\u6e38\u620f\u79ef\u5206\u699c\u3001\u7535\u5546\u70ed\u5356\u699c\u3001\u70b9\u8d5e\u6570\u6392\u884c\u7b49\uff1b<\/li>\n<li>\u53ef\u4ee5\u901a\u8fc7 <code>ZADD<\/code> \u4e0d\u65ad\u66f4\u65b0\u7528\u6237\u7684\u5206\u6570\uff0c\u7136\u540e\u4f7f\u7528 <code>ZREVRANGE<\/code> \u6216 <code>ZREVRANK<\/code> \u83b7\u53d6\u67d0\u4eba\u6392\u884c\u6216\u524d N \u540d\uff1b<\/li>\n<li><code>ZINCRBY<\/code> \u7528\u4e8e\u79ef\u5206\u7d2f\u52a0\uff0c<code>ZRANK<\/code> \/ <code>ZREVRANK<\/code> \u7528\u4e8e\u67e5\u8be2\u5f53\u524d\u540d\u6b21\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5b9e\u65f6\u6392\u5e8f<\/strong>\n<ul>\n<li>\u6bcf\u6b21\u7528\u6237\u64cd\u4f5c\uff08\u70b9\u8d5e\u3001\u67e5\u770b\u3001\u6d88\u8d39\u7b49\uff09\u90fd\u53ef\u4ee5\u66f4\u65b0\u5176\u76f8\u5173\u5206\u6570\uff1b<\/li>\n<li>\u901a\u8fc7\u6309\u5206\u6570\u7684\u6b63\u5e8f\u6216\u5012\u5e8f\u53ef\u5b9e\u73b0\u67d0\u4e9b\u5b9e\u65f6\u5237\u65b0\u6392\u540d\u7684\u529f\u80fd\uff0c\u6bd4\u5982\u76f4\u64ad\u95f4\u9001\u793c\u6392\u884c\u699c\u3001\u4ea7\u54c1\u70ed\u5ea6\u6392\u540d\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5ef6\u65f6\u961f\u5217 \/ \u65f6\u95f4\u8c03\u5ea6<\/strong>\n<ul>\n<li>\u628a future task \u5b58\u6210 <code>(score=\u6267\u884c\u65f6\u95f4, member=\u4efb\u52a1ID)<\/code>\uff0c\u5229\u7528 <code>ZRANGEBYSCORE<\/code> \u67e5\u8be2\u5230\u671f\u4efb\u52a1\uff0c\u8fdb\u884c\u5904\u7406\u540e\u5220\u9664\uff1b<\/li>\n<li>\u53ef\u4ee5\u66ff\u4ee3\u4e00\u4e9b\u7b80\u5355\u7684\u5b9a\u65f6\u4efb\u52a1\u903b\u8f91\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u65f6\u95f4\u5e8f\u5217<\/strong>\n<ul>\n<li>\u4ee5\u65f6\u95f4\u6233\u4f5c\u4e3a score\uff0cmember \u662f\u4e8b\u4ef6\u6216\u6570\u636e ID\uff1b<\/li>\n<li>\u4f7f\u7528 <code>ZRANGEBYSCORE<\/code> \u6216 <code>ZREVRANGEBYSCORE<\/code> \u5728\u4e00\u5b9a\u65f6\u95f4\u8303\u56f4\u5185\u83b7\u53d6\u6570\u636e\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.5.4 \u6ce8\u610f\u4e8b\u9879 &amp; Best Practices<\/h3>\n<ol>\n<li><strong>score \u7684\u7cbe\u5ea6<\/strong>\n<ul>\n<li>Redis score \u672c\u8d28\u662f\u4e00\u4e2a\u53cc\u7cbe\u5ea6\u6d6e\u70b9\u6570\uff08double\uff09\uff0c\u5c3d\u91cf\u907f\u514d\u8fc7\u4e8e\u4f9d\u8d56\u5c0f\u6570\u7cbe\u5ea6\uff08\u6709\u65f6\u53ef\u80fd\u51fa\u73b0\u6d6e\u70b9\u8bef\u5dee\uff09\u3002<\/li>\n<li>\u5982\u679c\u5206\u6570\u662f\u6574\u6570\uff0c\u63a8\u8350\u76f4\u63a5\u7528\u6574\u6570\uff08\u5982 123456\uff09\u6216\u7528\u4e00\u4e2a\u957f\u6574\u578b\u6765\u8868\u8fbe\u65f6\u95f4\u6233\/\u5206\u503c\u4ee5\u51cf\u5c0f\u8bef\u5dee\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>ZADD \u9891\u7e41\u66f4\u65b0<\/strong>\n<ul>\n<li>\u66f4\u65b0\u5206\u6570\u53ea\u9700\u518d\u6b21\u6267\u884c <code>ZADD &lt;key&gt; &lt;score&gt; &lt;member&gt;<\/code>\uff0c\u82e5 member \u5b58\u5728\u5219\u8986\u76d6\uff1b\u6216 <code>ZINCRBY<\/code> \u589e\u91cf\u66f4\u65b0\u3002<\/li>\n<li>\u9891\u7e41\u66f4\u65b0\u5927\u89c4\u6a21 ZSet \u65f6\u8981\u6ce8\u610f\u662f\u5426\u4f1a\u5e26\u6765\u5185\u5b58\u6216\u64cd\u4f5c\u8017\u65f6\uff0c\u6bd5\u7adf\u8df3\u8868\u9700\u8981\u7ef4\u62a4\u987a\u5e8f\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6392\u884c\u699c\u524d N vs. \u5168\u91cf\u904d\u5386<\/strong>\n<ul>\n<li><code>ZRANGE key 0 9<\/code>\u3001<code>ZREVRANGE key 0 9<\/code>\uff1a\u83b7\u53d6\u524d 10 \u540d\u6216\u540e 10 \u540d\u975e\u5e38\u9ad8\u6548\uff1b<\/li>\n<li>\u5982\u679c\u8981\u83b7\u53d6\u6240\u6709\u6210\u5458\uff08\u767e\u4e07\u7ea7\uff09\u5e76\u6392\u5e8f\uff0c\u8fd4\u56de\u65f6\u5c31\u4f1a\u4ea7\u751f\u5927\u6d41\u91cf\uff0c\u5360\u7528 Redis \u7ebf\u7a0b\uff0c\u5bf9\u6027\u80fd\u5f71\u54cd\u8f83\u5927\u3002<\/li>\n<li>\u53ef\u4ee5\u8003\u8651\u5206\u9875\u6216\u5206\u6bb5\u67e5\u8be2\uff1a<code>ZREVRANGE key start end<\/code>\uff0c\u6216\u8005\u7528 <code>ZRANGEBYSCORE + LIMIT<\/code> \u8fdb\u884c\u5206\u9875\uff0c\u4e0d\u8fc7\u4e5f\u8981\u6ce8\u610f\u6027\u80fd\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5220\u9664\u64cd\u4f5c<\/strong>\n<ul>\n<li><code>ZREM<\/code> \u53ea\u9488\u5bf9\u6307\u5b9a member\uff1b<\/li>\n<li>\u5bf9\u4e8e\u533a\u95f4\u5220\u9664\uff08score \u8303\u56f4\u6216\u6392\u540d\u8303\u56f4\uff09\u53ef\u4f7f\u7528 <code>ZREMRANGEBYSCORE<\/code> \u6216 <code>ZREMRANGEBYRANK<\/code>\u3002<\/li>\n<li>\u8fd9\u4e9b\u6279\u91cf\u5220\u9664\u64cd\u4f5c\u4f1a\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u963b\u585e Redis \u4e3b\u7ebf\u7a0b\uff0c\u89c4\u6a21\u5f88\u5927\u65f6\u4e5f\u9700\u6ce8\u610f\u5206\u62c6\u6216\u5f02\u6b65\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5185\u5b58\u5360\u7528<\/strong>\n<ul>\n<li>ZSet \u540c\u65f6\u7ef4\u6301\u54c8\u5e0c\u8868 + \u8df3\u8868\u7ed3\u6784\uff0c\u4f1a\u6bd4\u666e\u901a Set \u6d88\u8017\u66f4\u591a\u5185\u5b58\uff1b<\/li>\n<li>\u5927\u91cf ZSet \u65f6\u9700\u8003\u8651\u5185\u5b58\u5927\u5c0f\u3001\u6301\u4e45\u5316\u548c\u4e3b\u4ece\u590d\u5236\u5bf9\u6027\u80fd\u7684\u5f71\u54cd\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u8fc7\u671f\u7b56\u7565<\/strong>\n<ul>\n<li>Redis \u4e0d\u652f\u6301\u5bf9 ZSet \u7684<strong>\u5355\u4e2a member<\/strong>\u8bbe\u7f6e\u8fc7\u671f\uff0c\u53ea\u80fd\u5bf9\u6574\u4e2a key \u8bbe\u7f6e\u8fc7\u671f\uff1b<\/li>\n<li>\u5982\u679c\u9700\u8981\u5bf9\u67d0\u4e9b\u5206\u6570\u6216\u5143\u7d20\u505a\u5b9a\u671f\u6e05\u7406\uff0c\u53ef\u4ee5\u5b9a\u65f6\u6267\u884c <code>ZREMRANGEBYSCORE<\/code> \u6216\u4e1a\u52a1\u903b\u8f91\u5224\u65ad\u540e\u5220\u9664\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.5.5 \u5c0f\u7ed3<\/h3>\n<p>\u6709\u5e8f\u96c6\u5408\uff08ZSet\uff09\u662f Redis \u4e2d\u4e00\u4e2a<strong>\u975e\u5e38\u91cd\u8981<\/strong>\u7684\u9ad8\u7ea7\u6570\u636e\u7ed3\u6784\uff0c\u7ed3\u5408\u4e86\u201c\u96c6\u5408\u53bb\u91cd\u201d\u4e0e\u201c\u5206\u6570\u6392\u5e8f\u201d\u7684\u4f18\u52bf\uff0c\u80fd\u5728\u5f88\u591a<strong>\u6392\u884c\u699c<\/strong>\u3001<strong>\u8c03\u5ea6<\/strong>\u3001<strong>\u6392\u5e8f<\/strong>\u573a\u666f\u4e0b\u5927\u663e\u8eab\u624b\u3002<\/p>\n<p>\u5176\u6838\u5fc3\u547d\u4ee4\u53ef\u7b80\u8981\u6982\u62ec\u4e3a\uff1a<\/p>\n<ol>\n<li>\u589e\u3001\u5220\u3001\u6539\u3001\u67e5\n<ul>\n<li><code>ZADD<\/code>\uff1a\u6dfb\u52a0\/\u66f4\u65b0\u5143\u7d20<\/li>\n<li><code>ZREM<\/code>\uff1a\u5220\u9664\u6307\u5b9a\u5143\u7d20<\/li>\n<li><code>ZINCRBY<\/code>\uff1a\u5206\u6570\u81ea\u589e<\/li>\n<li><code>ZRANK<\/code> \/ <code>ZREVRANK<\/code>\uff1a\u67e5\u770b\u6392\u540d\uff08\u7d22\u5f15\u4f4d\u7f6e\uff09<\/li>\n<li><code>ZCARD<\/code>\uff1aZSet \u5927\u5c0f<\/li>\n<\/ul>\n<\/li>\n<li>\u83b7\u53d6\u6570\u636e\n<ul>\n<li><code>ZRANGE<\/code> \/ <code>ZREVRANGE<\/code>\uff1a\u6309\u7d22\u5f15\u533a\u95f4\u83b7\u53d6\u6392\u5e8f\u7ed3\u679c<\/li>\n<li><code>ZRANGEBYSCORE<\/code> \/ <code>ZREVRANGEBYSCORE<\/code>\uff1a\u6309\u5206\u6570\u533a\u95f4\u83b7\u53d6<\/li>\n<li><code>ZCOUNT<\/code>\uff1a\u5206\u6570\u533a\u95f4\u8ba1\u6570<\/li>\n<\/ul>\n<\/li>\n<li>\u8303\u56f4\u5220\u9664\n<ul>\n<li><code>ZREMRANGEBYSCORE<\/code>\u3001<code>ZREMRANGEBYRANK<\/code><\/li>\n<\/ul>\n<\/li>\n<li>\u4ea4\u5e76\u96c6\u64cd\u4f5c\n<ul>\n<li><code>ZINTERSTORE<\/code> \/ <code>ZUNIONSTORE<\/code>\uff1a\u5bf9\u591a\u4e2a ZSet \u505a\u4ea4\u96c6 \/ \u5e76\u96c6\uff0cscore \u53ef\u4ee5\u52a0\u6743\u5408\u5e76<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>\u638c\u63e1\u4e86\u8fd9\u4e9b\u547d\u4ee4\u53ca\u5e94\u7528\u601d\u8def\uff0c\u5c31\u80fd\u7075\u6d3b\u5730\u5728Redis\u4e2d\u6784\u5efa\u5b9e\u65f6\u6392\u884c\u699c\u3001\u5ef6\u65f6\u961f\u5217\u3001\u65f6\u95f4\u5e8f\u5217\u3001\u8ba1\u5206\u7cfb\u7edf\u7b49\u529f\u80fd\u3002\u914d\u5408\u5176\u4ed6\u7c7b\u578b\uff08String\u3001Hash\u3001Set \u7b49\uff09\u7684\u6df7\u5408\u4f7f\u7528\uff0c\u53ef\u4ee5\u6784\u5efa\u51fa\u66f4\u4e30\u5bcc\u3001\u66f4\u9ad8\u6548\u7684 Redis \u6570\u636e\u6a21\u578b\u6765\u6ee1\u8db3\u4e0d\u540c\u4e1a\u52a1\u9700\u6c42\u3002<\/p>\n<h2>6.7 \u65f6\u95f4\u590d\u6742\u5ea6<\/h2>\n<p>\u5728 Redis \u4e2d\uff08\u4ee5\u53ca\u66f4\u591a\u8ba1\u7b97\u673a\u79d1\u5b66\u9886\u57df\uff09\uff0c\u6211\u4eec\u5e38\u7528 Big-O \u8868\u793a\u6cd5\uff08\u5982 O(1)\u3001O(log N)\u3001O(N) \u7b49\uff09\u6765\u8861\u91cf<strong>\u7b97\u6cd5\u6216\u64cd\u4f5c\u7684\u65f6\u95f4\u590d\u6742\u5ea6<\/strong>\uff0c\u5b83\u4ee3\u8868\u4e86<strong>\u8f93\u5165\u89c4\u6a21\u589e\u5927\u65f6\uff0c\u64cd\u4f5c\u8017\u65f6\u7684\u589e\u957f\u8d8b\u52bf<\/strong>\u3002\u4e0b\u9762\u6211\u4eec\u5206\u51e0\u4e2a\u5c42\u9762\u6765\u7406\u89e3\uff1a<\/p>\n<h3>6.7.1 \u4ec0\u4e48\u662f O(1) \u548c O(log N)\uff1f<\/h3>\n<ol>\n<li><strong>O(1)<\/strong>\uff08\u5e38\u6570\u65f6\u95f4\uff09\uff1a\n<ul>\n<li>\u8868\u793a\u65e0\u8bba\u6570\u636e\u89c4\u6a21 $N$ \u591a\u5927\uff0c\u64cd\u4f5c\u6240\u9700\u7684\u65f6\u95f4\u90fd\u8fd1\u4f3c\u4e8e\u4e00\u4e2a\u5e38\u6570\uff0c\u4e0e $N$ \u65e0\u5173\u3002<\/li>\n<li>\u4f8b\u5982\uff0c\u7528\u54c8\u5e0c\u8868\uff08Hash Table\uff09\u67e5\u8be2\u4e00\u4e2a\u5143\u7d20\u7684\u5e73\u5747\u65f6\u95f4\u590d\u6742\u5ea6\u662f O(1)\uff1a\u67e5\u627e\u8fc7\u7a0b\u53ef\u5728\u5e38\u6570\u65f6\u95f4\u5185\u5b8c\u6210\u3002<\/li>\n<li>\u5f53\u7136\u8fd9\u662f<strong>\u5e73\u5747<\/strong>\u60c5\u51b5\u3002\u54c8\u5e0c\u8868\u5728\u6700\u574f\u60c5\u51b5\u4e0b\uff08\u51b2\u7a81\u4e25\u91cd\uff09\u53ef\u80fd\u9000\u5316\u5230 O(N)\uff1b\u4f46\u5728\u826f\u597d\u6563\u5217\u548c\u4f4e\u51b2\u7a81\u7684\u573a\u666f\u4e0b\u53ef\u89c6\u4e3a O(1)\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>O(log N)<\/strong>\uff08\u5bf9\u6570\u65f6\u95f4\uff09\uff1a\n<ul>\n<li>\u8868\u793a\u64cd\u4f5c\u6240\u9700\u65f6\u95f4\u968f\u6570\u636e\u89c4\u6a21 $N$ \u7684\u589e\u52a0\u6309\u7167\u5bf9\u6570\u89c4\u5f8b\u589e\u957f\u3002\u5bf9\u6570\u51fd\u6570\u589e\u957f\u901f\u5ea6\u6bd4\u7ebf\u6027\u51fd\u6570\u6162\u5f97\u591a\uff0c\u6240\u4ee5\u5f53 $N$ \u5f88\u5927\u65f6\uff0cO(log N) \u7b97\u6cd5\u4ecd\u7136\u6bd4\u8f83\u9ad8\u6548\u3002<\/li>\n<li>\u4f8b\u5982\uff0c\u7528<strong>\u5e73\u8861\u4e8c\u53c9\u641c\u7d22\u6811<\/strong>\u3001<strong>\u8df3\u8868\uff08Skiplist\uff09<\/strong>\u3001<strong>B+\u6811<\/strong>\u7b49\u7ed3\u6784\u8fdb\u884c\u63d2\u5165\u3001\u67e5\u627e\u3001\u5220\u9664\uff0c\u901a\u5e38\u90fd\u80fd\u5728 O(log N) \u65f6\u95f4\u5185\u5b8c\u6210\u3002<\/li>\n<li>Redis \u7684<strong>\u6709\u5e8f\u96c6\u5408\uff08ZSet\uff09<\/strong>\u5185\u90e8\u9ed8\u8ba4\u7528\u201c\u8df3\u8868 + \u54c8\u5e0c\u8868\u201d\u6765\u5b58\u50a8\uff1a\n<ul>\n<li>\u8df3\u8868\u90e8\u5206\u63d0\u4f9b\u6309\u5206\u6570\u6392\u5e8f\u3001\u533a\u95f4\u67e5\u8be2\u7b49\u6709\u5e8f\u64cd\u4f5c\u7684\u80fd\u529b\uff08O(log N)\uff09\uff1b<\/li>\n<li>\u54c8\u5e0c\u8868\u90e8\u5206\u7528\u6765\u5feb\u901f\u5b9a\u4f4d\u5143\u7d20\u662f\u5426\u5b58\u5728\uff08O(1) \u5e73\u5747\u60c5\u51b5\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.7.2 \u4e3a\u4f55\u8df3\u8868\u7684\u6709\u5e8f\u64cd\u4f5c\u662f O(log N)\uff1f<\/h3>\n<p><strong>\u8df3\u8868\uff08Skiplist\uff09<\/strong> \u662f\u4e00\u79cd\u968f\u673a\u5316\u7684\u6570\u636e\u7ed3\u6784\uff0c\u7ed3\u6784\u4e0a\u7c7b\u4f3c\u591a\u5c42\u94fe\u8868\uff0c\u6bcf\u4e00\u5c42\u90fd\u8df3\u8fc7\u4e00\u4e9b\u8282\u70b9\uff0c\u4ee5\u52a0\u901f\u67e5\u627e\u3001\u63d2\u5165\u548c\u5220\u9664\u3002<\/p>\n<ul>\n<li>\n<p>\u5728\u7406\u60f3\u72b6\u6001\u4e0b\uff0c\u6bcf\u5411\u4e0a\u8d70\u4e00\u5c42\uff0c\u8282\u70b9\u6570\u91cf\u5c31\u51cf\u5c11\u4e00\u534a\uff1b<\/p>\n<\/li>\n<li>\n<p>\u56e0\u6b64\u8981\u627e\u5230\u67d0\u4e2a\u5143\u7d20\u6216\u4e00\u4e2a\u5206\u6570\u533a\u95f4\u65f6\uff0c\u53ea\u9700\u4ece\u9ad8\u5c42\u5f80\u4f4e\u5c42\u201c\u9010\u6e10\u903c\u8fd1\u201d\uff0c\u8bbf\u95ee\u7684\u8282\u70b9\u6570\u5927\u7ea6\u662f $\\log_2{N}$\u91cf\u7ea7;<\/p>\n<\/li>\n<li>\n<p>\u6574\u4f53\u4e0a\u63d2\u5165\u3001\u5220\u9664\u3001\u67e5\u627e\u7b49\u64cd\u4f5c\u90fd\u80fd\u4fdd\u6301\u5728 O(log N) \u6c34\u5e73\u3002<\/p>\n<p>\u4e3e\u4e2a\u5f62\u8c61\u7684\u4f8b\u5b50\uff1a<\/p>\n<\/li>\n<li>\n<p>\u5728\u4e00\u4e2a\u6392\u597d\u5e8f\u7684\u5f88\u957f\u7684\u94fe\u8868\u4e2d\uff0c\u5982\u679c\u53ea\u80fd\u4e00\u683c\u4e00\u683c\u5f80\u540e\u627e\uff0c\u90a3\u4e48\u67e5\u627e\u5c31\u662f O(N)\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f46\u5982\u679c\u4f60\u5148\u5728\u201c\u9876\u5c42\u94fe\u8868\u201d\u91cc\uff0c\u9694\u51e0\u4e2a\u8282\u70b9\u5c31\u6709\u4e00\u4e2a\u7d22\u5f15\uff0c\u53ef\u4ee5\u5feb\u901f\u8df3\u8fc7\u82e5\u5e72\u8282\u70b9\uff1b\u518d\u5f80\u4e0b\u4e00\u5c42\uff0c\u66f4\u5bc6\u96c6\u7684\u7d22\u5f15\u5e2e\u52a9\u4f60\u518d\u5b9a\u4f4d\u2026\u2026\u5982\u6b64\u5c42\u5c42\u903c\u8fd1\u76ee\u6807\uff0c\u5c31\u80fd\u6781\u5927\u7f29\u77ed\u201c\u8df3\u201d\u7684\u6b21\u6570\uff0c\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48\u80fd\u591f\u5f97\u5230 O(log N) \u7684\u65f6\u95f4\u590d\u6742\u5ea6\u3002<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>6.7.3 \u4e3a\u4f55\u54c8\u5e0c\u8868\u7684\u64cd\u4f5c\u662f O(1)\uff08\u5e73\u5747\u60c5\u51b5\uff09\uff1f<\/h3>\n<p><strong>\u54c8\u5e0c\u8868\uff08Hash Table\uff09<\/strong> \u901a\u8fc7\u54c8\u5e0c\u51fd\u6570\u628a\u952e\uff08Key\uff09\u6620\u5c04\u5230\u4e00\u4e2a\u6876\uff08bucket\uff09\u6216\u69fd\uff08slot\uff09\u91cc\uff0c\u7406\u8bba\u4e0a\u53ef\u4ee5<strong>\u76f4\u63a5\u901a\u8fc7\u54c8\u5e0c\u51fd\u6570<\/strong>\u4e00\u6b21\u5b9a\u4f4d\u5230\u5b58\u50a8\u4f4d\u7f6e\u3002<\/p>\n<ul>\n<li>\u5728\u51b2\u7a81\u4e0d\u591a\u3001\u6563\u5217\u5747\u5300\u7684\u60c5\u51b5\u4e0b\uff0c\u67e5\u627e\u3001\u63d2\u5165\u3001\u5220\u9664\u64cd\u4f5c\u53ea\u9700\u8981\u5e38\u6570\u6b65\uff08O(1)\uff09\u5c31\u80fd\u5b8c\u6210\uff1b<\/li>\n<li>\u8fd9\u662f\u56e0\u4e3a\u65e0\u8bba\u6709\u591a\u5c11\u6570\u636e\uff08N \u5f88\u5927\uff09\uff0c\u54c8\u5e0c\u51fd\u6570\u7684\u8ba1\u7b97\u548c\u4e00\u6b21\u5230\u4f4d\u7684\u5bfb\u5740\uff0c\u90fd\u4e0d\u592a\u4f9d\u8d56 N \u7684\u89c4\u6a21\uff1b<\/li>\n<li>\u4e0d\u8fc7\uff0c\u5982\u679c\u54c8\u5e0c\u51b2\u7a81\u975e\u5e38\u591a\u6216\u6563\u5217\u4e0d\u5747\uff0c\u6700\u574f\u60c5\u51b5\u53ef\u80fd\u8981\u5728\u67d0\u4e2a\u6876\u91cc\u7684\u94fe\u8868\u6328\u4e2a\u904d\u5386\uff08O(N)\uff09\uff0c\u4f46\u5e73\u5747\u6765\u8bf4\uff0c\u597d\u7684\u54c8\u5e0c\u8bbe\u8ba1\u80fd\u8ba9\u5927\u90e8\u5206\u64cd\u4f5c\u7ef4\u6301\u5728 O(1)\u3002<\/li>\n<\/ul>\n<hr \/>\n<h3>6.7.4 Redis \u4e2d\u5177\u4f53\u4f53\u73b0<\/h3>\n<ol>\n<li><strong>ZSet \u7684\u8df3\u8868\u90e8\u5206<\/strong>\uff1a\n<ul>\n<li>\u5f53\u6211\u4eec\u9700\u8981\u201c\u6839\u636e\u5206\u6570\u8303\u56f4\u53d6\u67d0\u4e9b\u5143\u7d20\u201d\u6216\u201c\u5f97\u5230\u67d0\u4e2a\u5206\u6570\u5728\u6709\u5e8f\u96c6\u5408\u4e2d\u7684\u6392\u540d\u201d\u65f6\uff0c\u5c31\u9700\u8981\u4f9d\u8d56\u6709\u5e8f\u7ed3\u6784\uff08\u8df3\u8868\uff09\u6765\u8fdb\u884c\u533a\u95f4\u904d\u5386\u6216\u6392\u540d\u67e5\u627e\uff0c\u590d\u6742\u5ea6\u7ea6\u4e3a O(log N)\uff08\u6709\u5e8f\u67e5\u627e\u3001\u63d2\u5165\u3001\u5220\u9664\uff09\u6216 O(log N + M)\uff08\u627e\u51fa M \u4e2a\u7ed3\u679c\uff09\u3002<\/li>\n<li>\u4f8b\u5982\u547d\u4ee4 <code>ZRANGEBYSCORE<\/code>\u3001<code>ZREVRANGEBYSCORE<\/code> \u5c31\u662f\u5229\u7528\u8df3\u8868\u5feb\u901f\u5b9a\u4f4d\u5230\u6307\u5b9a\u5206\u6570\u533a\u95f4\u7684\u8d77\u59cb\u4f4d\u7f6e\uff0c\u7136\u540e\u987a\u5e8f\u626b\u63cf\u51fa\u7ed3\u679c\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>ZSet \u7684\u54c8\u5e0c\u8868\u90e8\u5206<\/strong>\uff1a\n<ul>\n<li>\u5f53\u6211\u4eec\u6267\u884c \u201c\u7ed9\u67d0\u4e2a\u5143\u7d20\u8bbe\u7f6e\u5206\u6570\u201d \u6216 \u201c\u67e5\u4e00\u4e2a\u5143\u7d20\u5728\u4e0d\u5728\u8fd9\u4e2a ZSet \u91cc\u201d \u65f6\uff0c\u53ef\u5148\u901a\u8fc7\u54c8\u5e0c\u8868\u5728 O(1) \u5e73\u5747\u65f6\u95f4\u5185\u627e\u5230\u8be5\u5143\u7d20\uff1b\u5982\u679c\u66f4\u65b0\u5206\u6570\uff0c\u5219\u8df3\u5230\u8df3\u8868\u5bf9\u5e94\u4f4d\u7f6e\u66f4\u65b0\u8282\u70b9\uff1b<\/li>\n<li>\u8fd9\u6837\u5c31\u517c\u987e\u4e86<strong>\u5feb\u901f\u5b9a\u4f4d<\/strong>\uff08\u54c8\u5e0c\u8868\uff09\u548c<strong>\u6709\u5e8f\u64cd\u4f5c<\/strong>\uff08\u8df3\u8868\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>Hash\uff08\u54c8\u5e0c\uff09\u7c7b\u578b<\/strong>\u3001<strong>Set<\/strong>\u3001<strong>HashMap<\/strong> \u7b49\u5176\u4ed6\u7ed3\u6784\uff1a\n<ul>\n<li>\u4e5f\u90fd\u57fa\u4e8e\u54c8\u5e0c\u8868\uff0c\u63d2\u5165\u3001\u67e5\u8be2\u3001\u5220\u9664\u7684\u5e73\u5747\u590d\u6742\u5ea6\u662f O(1)\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>List<\/strong> \u6216 <strong>Stream<\/strong>\uff1a\n<ul>\n<li>\u5927\u90e8\u5206\u60c5\u51b5\u4e0b\u662f O(1) \u5730\u5728\u5934\u5c3e\u63d2\u5165\u6216\u5f39\u51fa\uff08LPUSH\u3001LPOP\u3001RPUSH\u3001RPOP\uff09\uff0c\u4f46\u968f\u673a\u8bbf\u95ee\u6216\u7d22\u5f15\u67e5\u627e\u65f6\u5c31\u9700\u8981 O(N)\uff08\u94fe\u8868\u6216\u7c7b\u4f3c\u7ed3\u6784\u9700\u904d\u5386\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.7.5 \u5982\u4f55\u7406\u89e3\u8fd9\u4e9b\u590d\u6742\u5ea6\uff1f<\/h3>\n<ul>\n<li><strong>Big-O \u5e76\u975e\u7edd\u5bf9\u8017\u65f6<\/strong>\uff1a\u5b83\u53ea\u63cf\u8ff0<strong>\u589e\u957f\u8d8b\u52bf<\/strong>\uff0c\u5e76\u4e0d\u610f\u5473\u7740\u4e00\u65e6\u662f O(log N) \u5c31\u4e00\u5b9a\u6bd4 O(1) \u6162\uff0c\u6216\u8005 O(N) \u5c31\u4e00\u5b9a\u6bd4 O(log N) \u6162\uff1b\u5728\u5c0f\u89c4\u6a21\u6570\u636e\u65f6\uff0c\u5e38\u6570\u548c\u5e38\u6570\u56e0\u5b50\u4e5f\u4f1a\u5f88\u91cd\u8981\u3002<\/li>\n<li><strong>\u5e73\u5747 vs. \u6700\u574f<\/strong>\uff1a\u54c8\u5e0c\u8868\u7684 O(1) \u901a\u5e38\u6307\u5e73\u5747\u590d\u6742\u5ea6\uff1b\u8df3\u8868\/\u6811\u578b\u7ed3\u6784\u7684 O(log N) \u6307\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u90fd\u4f1a\u5982\u6b64\uff0c\u4f46\u5728\u6781\u7aef\u60c5\u51b5\u4e0b\u4e5f\u53ef\u80fd\u9000\u5316\u3002<\/li>\n<li><strong>\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u7ed3\u6784<\/strong>\uff1a\u5982\u679c\u4f60\u9700\u8981<strong>\u6709\u5e8f\u67e5\u8be2<\/strong>\u3001<strong>\u8303\u56f4\u64cd\u4f5c<\/strong>\u3001<strong>\u6392\u540d<\/strong>\u7b49\u529f\u80fd\uff0c\u5c31\u9700\u8981\u8df3\u8868\/\u6811\u8fd9\u6837\u652f\u6301\u6392\u5e8f\u7684\u7ed3\u6784\uff08ZSet\uff09\u3002\u5982\u679c\u53ea\u662f<strong>key -&gt; value<\/strong> \u5feb\u901f\u67e5\u8be2\uff08\u6bd4\u5982 Set\/Hash\uff09\uff0c\u54c8\u5e0c\u8868\u5c31\u8db3\u591f\u597d\uff0c\u7b80\u5355\u7c97\u66b4\u4e14\u5e73\u5747 O(1)\u3002<\/li>\n<\/ul>\n<hr \/>\n<h3>6.7.6 \u5c0f\u7ed3<\/h3>\n<ul>\n<li><strong>O(1)<\/strong>\uff1a\u64cd\u4f5c\u8017\u65f6\u4e0d\u968f\u7740\u6570\u636e\u89c4\u6a21\u53d8\u5316\u800c\u663e\u8457\u589e\u957f\uff0c\u662f<strong>\u5e73\u5747<\/strong>\u60c5\u51b5\u4e0b\u54c8\u5e0c\u8868\u64cd\u4f5c\u6700\u6709\u5438\u5f15\u529b\u7684\u7279\u5f81\u3002<\/li>\n<li><strong>O(log N)<\/strong>\uff1a\u8df3\u8868\u3001\u5e73\u8861\u6811\u7b49\u7ed3\u6784\u80fd\u5b9e\u73b0\u9ad8\u6548\u7684\u6709\u5e8f\u64cd\u4f5c\u3002\u968f\u7740 NN \u589e\u5927\uff0c\u8017\u65f6\u6309\u7167 \u7ea7\u522b\u589e\u957f\uff0c\u6bd4 O(N) \u597d\u5f88\u591a\uff0c\u4f46\u6bd4 O(1) \u5927\u3002<\/li>\n<li>Redis ZSet \u5185\u90e8\u201c\u8df3\u8868 + \u54c8\u5e0c\u8868\u201d\u7684\u7ec4\u5408\u53ef\u4ee5\u7406\u89e3\u4e3a\uff1a\n<ul>\n<li>\u54c8\u5e0c\u8868\u63d0\u4f9b\u5feb\u901f\u5b9a\u4f4d\uff08O(1) \u5e73\u5747\uff09<\/li>\n<li>\u8df3\u8868\u63d0\u4f9b\u6709\u5e8f\u64cd\u4f5c\uff08O(log N)\uff09<\/li>\n<li>\u4e8c\u8005\u4e92\u8865\uff0c\u4f7f\u5f97 ZSet \u5728\u201c\u65e2\u9700\u8981\u6709\u5e8f\uff0c\u53c8\u8981\u80fd\u5feb\u901f\u67e5\u67d0\u5143\u7d20\u201d\u7684\u573a\u666f\u4e2d\u8868\u73b0\u4f18\u5f02\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u8fd9\u4e9b\u5c31\u662f\u5e38\u89c1\u7684<strong>\u65f6\u95f4\u590d\u6742\u5ea6<\/strong>\u6982\u5ff5\u548c\u5728 Redis \u5185\u90e8\u7684<strong>\u5177\u4f53\u843d\u5730<\/strong>\u3002\u5f53\u5728\u5e94\u7528\u5c42\u8bbe\u8ba1\u6570\u636e\u7ed3\u6784\u6216\u5206\u6790 Redis \u6027\u80fd\u65f6\uff0c\u7406\u89e3\u8fd9\u4e9b\u590d\u6742\u5ea6\u6709\u52a9\u4e8e\u6211\u4eec<strong>\u9009\u62e9\u5408\u9002\u7684\u64cd\u4f5c<\/strong>\u5e76<strong>\u63d0\u524d\u9884\u4f30\u53ef\u80fd\u7684\u5f00\u9500<\/strong>\u3002<\/p>\n<h2>6.7 \u6d88\u606f\u961f\u5217<\/h2>\n<p>\u5728\u6d88\u606f\u961f\u5217\u6216\u8005\u6d88\u606f\u4f20\u9012\u9886\u57df\uff0c\u4e00\u822c\u4f1a\u63d0\u5230 <strong>\u4e24\u79cd\u5e38\u89c1\u7684\u6d88\u606f\u6a21\u5f0f<\/strong>\uff1a<\/p>\n<ol>\n<li><strong>\u751f\u4ea7\u8005-\u6d88\u8d39\u8005\uff08Producer-Consumer\uff09<\/strong><\/li>\n<li><strong>\u53d1\u5e03-\u8ba2\u9605\uff08Publisher-Subscriber\uff0cPub\/Sub\uff09<\/strong><\/li>\n<\/ol>\n<hr \/>\n<h3>6.7.1 \u751f\u4ea7\u8005-\u6d88\u8d39\u8005\uff08Producer-Consumer\uff09<\/h3>\n<h4>6.7.1.1 \u6a21\u5f0f\u6982\u5ff5<\/h4>\n<ul>\n<li><strong>\u751f\u4ea7\u8005\uff08Producer\uff09<\/strong>\uff1a\u8d1f\u8d23\u53d1\u9001\u6d88\u606f\u6216\u4efb\u52a1\u5230\u961f\u5217\uff08Queue\uff09\u4e2d\u3002<\/li>\n<li><strong>\u6d88\u8d39\u8005\uff08Consumer\uff09<\/strong>\uff1a\u4ece\u961f\u5217\u4e2d\u53d6\u51fa\u6d88\u606f\u6216\u4efb\u52a1\u5e76\u8fdb\u884c\u5904\u7406\u3002<\/li>\n<\/ul>\n<p>\u5e38\u89c1\u7684\u5f62\u6001\u662f\u201c<strong>\u6d88\u606f\u961f\u5217<\/strong>\u201d\uff1a\u751f\u4ea7\u8005\u628a\u6d88\u606f\u6295\u9012\u5230\u961f\u5217\uff0c\u6d88\u8d39\u8005\u4ece\u961f\u5217\u91cc\u53d6\u51fa\u5e76\u6d88\u8d39\uff0c\u6700\u7ec8\u961f\u5217\u4e2d\u5b58\u50a8\u7684\u662f\u5f85\u5904\u7406\u7684\u6d88\u606f\u3002<\/p>\n<h4>6.7.1.2 \u5de5\u4f5c\u6d41\u7a0b<\/h4>\n<ol>\n<li><strong>\u751f\u4ea7\u8005<\/strong>\u5c06\u6d88\u606f\u53d1\u9001\u5230\u6d88\u606f\u961f\u5217\uff1b<\/li>\n<li><strong>\u6d88\u606f\u961f\u5217<\/strong>\u8d1f\u8d23\u4e34\u65f6\u5b58\u50a8\u8fd9\u4e9b\u6d88\u606f\uff0c\u5145\u5f53\u7f13\u51b2\u533a\uff1b<\/li>\n<li><strong>\u6d88\u8d39\u8005<\/strong>\u4ece\u961f\u5217\u4e2d<strong>\u8f6e\u8be2\u6216\u963b\u585e<\/strong>\u83b7\u53d6\u6d88\u606f\uff08\u901a\u5e38\u662f FIFO\uff0c\u5148\u8fdb\u5148\u51fa first in\uff0cfirst out\uff09\uff0c\u7136\u540e\u6267\u884c\u5904\u7406\uff1b<\/li>\n<li>\u5904\u7406\u5b8c\u6bd5\u540e\uff0c\u6d88\u606f\u5373\u88ab\u6807\u8bb0\u4e3a\u6d88\u8d39\u5b8c\u6210\u6216\u4ece\u961f\u5217\u79fb\u9664\u3002<\/li>\n<\/ol>\n<h4>6.7.1.3 \u4e3b\u8981\u7279\u70b9<\/h4>\n<ol>\n<li><strong>\u89e3\u8026<\/strong>\uff1a\u751f\u4ea7\u8005\u548c\u6d88\u8d39\u8005\u53ef\u4ee5\u5f02\u6b65\u8fd0\u884c\uff0c\u751f\u4ea7\u8005\u53d1\u9001\u540e\u5c31\u53ef\u4ee5\u7ee7\u7eed\u5904\u7406\u5176\u4ed6\u4efb\u52a1\uff0c\u4e0d\u7528\u7b49\u5f85\u6d88\u8d39\u8005\u5904\u7406\u5b8c\u6210\u3002<\/li>\n<li><strong>\u7f13\u51b2<\/strong>\uff1a\u6d88\u606f\u961f\u5217\u5728\u751f\u4ea7\u8005\u548c\u6d88\u8d39\u8005\u4e4b\u95f4\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7f13\u51b2\u6c60\uff0c\u80fd\u5e94\u5bf9\u7a81\u53d1\u7684\u9ad8\u5e76\u53d1\u6216\u6d41\u91cf\u4e0d\u5747\u8861\uff0c\u907f\u514d\u76f4\u63a5\u628a\u538b\u529b\u4f20\u9012\u7ed9\u6d88\u8d39\u8005\u3002<\/li>\n<li><strong>\u53ef\u9760\u6027\uff08\u53ef\u9009\uff09<\/strong>\uff1a\u5927\u591a\u6570\u6d88\u606f\u961f\u5217\u4e2d\u95f4\u4ef6\uff08RabbitMQ\u3001Kafka\u3001RocketMQ \u7b49\uff09\u4f1a\u63d0\u4f9b\u6301\u4e45\u5316\u3001\u786e\u8ba4\uff08ACK\uff09\u673a\u5236\u6765\u4fdd\u8bc1\u6d88\u606f\u4e0d\u4e22\u5931\u3002<\/li>\n<li><strong>\u7ade\u4e89\u6d88\u8d39<\/strong>\uff1a\u901a\u5e38\u4e00\u4e2a\u961f\u5217\u53ef\u88ab\u591a\u4e2a\u6d88\u8d39\u8005<strong>\u5e76\u884c<\/strong>\u6d88\u8d39\uff0c\u6bcf\u6761\u6d88\u606f\u53ea\u4f1a\u88ab\u5176\u4e2d\u4e00\u4e2a\u6d88\u8d39\u8005\u5904\u7406\u4e00\u6b21\uff0c\u9002\u5408\u201c\u4efb\u52a1\u5206\u53d1\u201d\u6216\u201c\u5206\u5e03\u5f0f\u5de5\u4f5c\u6c60\u201d\u6a21\u5f0f\u3002<\/li>\n<\/ol>\n<h4>6.7.1.4 \u5178\u578b\u5e94\u7528\u573a\u666f<\/h4>\n<ul>\n<li><strong>\u5f02\u6b65\u4efb\u52a1\u5904\u7406<\/strong>\uff1a\u5982\u53d1\u9001\u77ed\u4fe1\u3001\u90ae\u4ef6\u3001\u56fe\u50cf\u5904\u7406\uff0c\u628a\u8017\u65f6\u4efb\u52a1\u6254\u8fdb\u961f\u5217\u4e2d\uff0c\u518d\u7531\u5de5\u4f5c\u8fdb\u7a0b\u53bb\u5904\u7406\u3002<\/li>\n<li><strong>\u524a\u5cf0\u586b\u8c37<\/strong>\uff1a\u7535\u5546\u5927\u4fc3\u65f6\uff0c\u8ba2\u5355\u5904\u7406\u53ef\u5148\u8fdb\u5165\u961f\u5217\u4ee5\u9632\u6b62\u77ac\u65f6\u5e76\u53d1\u8fc7\u9ad8\uff1b\u6d88\u8d39\u8005\u6162\u6162\u6d88\u5316\u961f\u5217\u91cc\u79ef\u538b\u7684\u8ba2\u5355\u3002<\/li>\n<li><strong>\u5206\u5e03\u5f0f\u7cfb\u7edf\u95f4\u89e3\u8026<\/strong>\uff1a\u751f\u4ea7\u8005\u548c\u6d88\u8d39\u8005\u53ef\u4ee5\u5404\u81ea\u5347\u7ea7\u6216\u6545\u969c\u91cd\u542f\uff0c\u800c\u4e0d\u5f71\u54cd\u5bf9\u65b9\u7684\u903b\u8f91\u3002<\/li>\n<\/ul>\n<hr \/>\n<h3>6.7.2 \u53d1\u5e03-\u8ba2\u9605\uff08Pub\/Sub, Publisher-Subscriber\uff09<\/h3>\n<h4>6.7.2.1 \u6a21\u5f0f\u6982\u5ff5<\/h4>\n<ul>\n<li><strong>\u53d1\u5e03\u8005\uff08Publisher\uff09<\/strong>\uff1a\u5411\u67d0\u4e2a\u4e3b\u9898\u6216\u9891\u9053\uff08Topic\/Channel\uff09\u53d1\u5e03\u6d88\u606f\u3002<\/li>\n<li><strong>\u8ba2\u9605\u8005\uff08Subscriber\uff09<\/strong>\uff1a\u5bf9\u6307\u5b9a\u4e3b\u9898\u6216\u9891\u9053\u8fdb\u884c\u8ba2\u9605\uff0c\u4e00\u65e6\u6709\u65b0\u7684\u6d88\u606f\u53d1\u5e03\uff0c\u5c31\u4f1a\u88ab<strong>\u63a8\u9001<\/strong>\u6216<strong>\u63a5\u6536<\/strong>\u5230\u3002<\/li>\n<\/ul>\n<p>\u53ef\u4ee5\u628a\u5b83\u7406\u89e3\u4e3a\u201c<strong>\u5e7f\u64ad<\/strong>\u201d\u5f0f\uff1a\u6240\u6709\u8ba2\u9605\u4e86\u67d0\u4e2a\u9891\u9053\u7684\u8ba2\u9605\u8005\uff0c\u5728\u53d1\u5e03\u8005\u63a8\u9001\u6d88\u606f\u540e\uff0c\u90fd\u4f1a\u5404\u81ea\u6536\u5230\u4e00\u4efd\u6d88\u606f\u3002<\/p>\n<h4>6.7.2.2 \u5de5\u4f5c\u6d41\u7a0b<\/h4>\n<ol>\n<li><strong>\u8ba2\u9605\u8005<\/strong>\u5148\u58f0\u660e\u5bf9\u67d0\u4e2a\u4e3b\u9898\/\u9891\u9053\u611f\u5174\u8da3\uff0c\u5e76\u8ba2\u9605\u4e4b\uff1b<\/li>\n<li><strong>\u53d1\u5e03\u8005<\/strong>\u5411\u8be5\u4e3b\u9898\/\u9891\u9053\u53d1\u5e03\u6d88\u606f\uff1b<\/li>\n<li><strong>\u6d88\u606f\u4e2d\u95f4\u4ef6<\/strong>\u8d1f\u8d23\u5c06\u6d88\u606f<strong>\u540c\u65f6<\/strong>\u5206\u53d1\u7ed9\u6240\u6709\u5df2\u8ba2\u9605\u8be5\u4e3b\u9898\/\u9891\u9053\u7684\u6d88\u8d39\u8005\uff1b<\/li>\n<li>\u6bcf\u4e2a\u8ba2\u9605\u8005\u90fd\u80fd\u591f\u5404\u81ea\u6536\u5230\u8be5\u6761\u6d88\u606f\uff0c\u5e76\u8fdb\u884c\u81ea\u5df1\u7684\u5904\u7406\u3002<\/li>\n<\/ol>\n<h4>6.7.2.3 \u4e3b\u8981\u7279\u70b9<\/h4>\n<ol>\n<li><strong>\u4e00\u5bf9\u591a<\/strong>\uff1a\u4e00\u4e2a\u53d1\u5e03\u8005\u53d1\u5e03\u7684\u4e00\u6761\u6d88\u606f\u53ef\u4ee5\u540c\u65f6\u88ab<strong>\u591a\u4e2a\u8ba2\u9605\u8005<\/strong>\u63a5\u6536\uff0c\u8fd9\u4e0e\u201c\u751f\u4ea7\u8005-\u6d88\u8d39\u8005\u201d\u4e2d<strong>\u5355\u6761\u6d88\u606f\u53ea\u88ab\u4e00\u4e2a\u6d88\u8d39\u8005\u5904\u7406<\/strong>\u622a\u7136\u4e0d\u540c\u3002<\/li>\n<li><strong>\u5b9e\u65f6\u63a8\u9001<\/strong>\uff1a\u5f53\u53d1\u5e03\u8005\u6709\u65b0\u6d88\u606f\u65f6\uff0c\u8ba2\u9605\u8005\u80fd<strong>\u7acb\u5373<\/strong>\u6536\u5230\uff1b<\/li>\n<li><strong>\u4e0d\u4fdd\u8bc1\u5b58\u50a8\uff08\u53d6\u51b3\u4e8e\u5b9e\u73b0\uff09<\/strong>\uff1a\u5982\u679c\u67d0\u4e2a\u8ba2\u9605\u8005\u79bb\u7ebf\u6216\u6ca1\u6709\u53ca\u65f6\u6d88\u8d39\uff0c\u6d88\u606f\u53ef\u80fd\u5c31\u9519\u8fc7\u4e86\uff08\u9664\u975e\u4f7f\u7528\u5e26\u6301\u4e45\u5316\/\u4e3b\u9898\u56de\u6eaf\u7684\u6d88\u606f\u7cfb\u7edf\uff0c\u4f8b\u5982 Kafka\u3001Redis Streams \u4e5f\u6709\u4e00\u5b9a\u5b58\u50a8\u80fd\u529b\uff0c\u4f46\u4f20\u7edf\u201cRedis Pub\/Sub\u201d\u5219\u4e0d\u5b58\u50a8\u5386\u53f2\u6d88\u606f\uff09\u3002<\/li>\n<li><strong>\u677e\u8026\u5408<\/strong>\uff1a\u53d1\u5e03\u8005\u4e0d\u9700\u8981\u77e5\u9053\u8ba2\u9605\u8005\u662f\u8c01\uff0c\u8ba2\u9605\u8005\u4e5f\u4e0d\u9700\u8981\u77e5\u9053\u5177\u4f53\u662f\u54ea\u4e00\u4e2a\u53d1\u5e03\u8005\u53d1\u7684\u6d88\u606f\u3002\u5b83\u4eec\u53ea\u901a\u8fc7\u4e3b\u9898\u6765\u201c\u5bf9\u63a5\u201d\u3002<\/li>\n<\/ol>\n<h4>6.7.2.4 \u5178\u578b\u5e94\u7528\u573a\u666f<\/h4>\n<ul>\n<li><strong>\u5e7f\u64ad\u901a\u77e5<\/strong>\uff1a\u7cfb\u7edf\u4e2d\u67d0\u4e2a\u4e8b\u4ef6\u9700\u8981\u540c\u65f6\u901a\u77e5\u591a\u4e2a\u670d\u52a1\u6216\u6a21\u5757\u3002<\/li>\n<li><strong>\u5b9e\u65f6\u63a8\u9001<\/strong>\uff1a\u804a\u5929\u623f\u95f4\u3001\u76f4\u64ad\u95f4\u5f39\u5e55\u3001\u80a1\u7968\u884c\u60c5\u7b49\uff0c\u9700\u8981\u5411\u6240\u6709\u5728\u7ebf\u8ba2\u9605\u8005\u63a8\u9001\u6700\u65b0\u6570\u636e\u3002<\/li>\n<li><strong>\u5f02\u6b65\u4e8b\u4ef6\u603b\u7ebf<\/strong>\uff1a\u5728\u5fae\u670d\u52a1\u67b6\u6784\u4e2d\uff0c\u4e00\u4e9b\u670d\u52a1\u53ef\u80fd\u53ea\u9700\u8981\u76d1\u542c\u7279\u5b9a\u4e8b\u4ef6\u6765\u89e6\u53d1\u81ea\u5df1\u7684\u903b\u8f91\uff0c\u53d1\u5e03\u8005\u53ea\u7ba1\u53d1\u5e03\u4e8b\u4ef6\uff0c\u591a\u4e2a\u8ba2\u9605\u8005\u5404\u81ea\u6267\u884c\u4e0d\u540c\u6d41\u7a0b\u3002<\/li>\n<\/ul>\n<hr \/>\n<h3>6.7.3 \u5bf9\u6bd4\u4e0e\u603b\u7ed3<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u7ef4\u5ea6<\/th>\n<th>\u751f\u4ea7\u8005-\u6d88\u8d39\u8005\uff08\u6d88\u606f\u961f\u5217\uff09<\/th>\n<th>\u53d1\u5e03-\u8ba2\u9605\uff08Pub\/Sub\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u6d88\u606f\u4f20\u9012\u5173\u7cfb<\/strong><\/td>\n<td><strong>\u4e00\u5bf9\u4e00<\/strong>\uff1a\u961f\u5217\u4e2d\u7684\u4e00\u6761\u6d88\u606f\u53ea\u4f1a\u88ab<strong>\u4e00\u4e2a<\/strong>\u6d88\u8d39\u8005\u5904\u7406<\/td>\n<td><strong>\u4e00\u5bf9\u591a<\/strong>\uff1a\u4e00\u4e2a\u6d88\u606f\u53ef\u540c\u65f6\u88ab<strong>\u591a\u4e2a<\/strong>\u8ba2\u9605\u8005\u63a5\u6536<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6d88\u606f\u5b58\u50a8<\/strong><\/td>\n<td>\u901a\u5e38\u4f1a<strong>\u5b58\u50a8<\/strong>\u5728\u961f\u5217\u91cc\uff0c\u82e5\u6d88\u8d39\u8005\u672a\u53ca\u65f6\u6d88\u8d39\uff0c\u6d88\u606f\u4e5f\u4e0d\u4f1a\u4e22<\/td>\n<td>\u53d6\u51b3\u4e8e\u7cfb\u7edf\u5b9e\u73b0\uff0c\u4f20\u7edf Pub\/Sub \u901a\u5e38<strong>\u4e0d\u5b58\u50a8<\/strong>\u5386\u53f2\u6d88\u606f<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6d88\u8d39\u6a21\u5f0f<\/strong><\/td>\n<td>\u6d88\u8d39\u8005<strong>\u7ade\u4e89<\/strong>\u6d88\u8d39\u540c\u4e00\u4e2a\u961f\u5217\uff1b\u53ef\u5b9e\u73b0\u5206\u5e03\u5f0f\u5de5\u4f5c\u6c60\u3001\u5e76\u884c\u5904\u7406<\/td>\n<td>\u6240\u6709\u8ba2\u9605\u8be5\u4e3b\u9898\u7684\u8ba2\u9605\u8005\u90fd\u80fd\u5404\u81ea\u6536\u5230\u4e00\u4efd\u6d88\u606f\uff0c\u5e76\u884c\u5904\u7406<\/td>\n<\/tr>\n<tr>\n<td><strong>\u9002\u7528\u573a\u666f<\/strong><\/td>\n<td>\u5f02\u6b65\u5904\u7406\u3001\u961f\u5217\u7f13\u51b2\u3001\u524a\u5cf0\u586b\u8c37\u3001\u89e3\u8026\u5206\u5e03\u5f0f\u4efb\u52a1<\/td>\n<td>\u5b9e\u65f6\u5e7f\u64ad\u901a\u77e5\u3001\u4e8b\u4ef6\u8ba2\u9605\u3001\u591a\u5ba2\u6237\u7aef\u540c\u65f6\u63a5\u6536\u76f8\u540c\u6d88\u606f<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6d88\u606f\u786e\u8ba4 &amp; \u91cd\u8bd5<\/strong><\/td>\n<td>\u901a\u5e38\u5177\u5907<strong>ACK\/\u91cd\u8bd5<\/strong>\u673a\u5236\uff0c\u786e\u4fdd\u6d88\u606f\u88ab\u6b63\u786e\u5904\u7406<\/td>\n<td>\u4f20\u7edf\u7b80\u5355 Pub\/Sub \u4e00\u822c\u65e0\u91cd\u8bd5\/\u786e\u8ba4\uff0c\u6d88\u606f\u5206\u53d1\u540e\u5373\u4e22<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6838\u5fc3\u5173\u6ce8\u70b9<\/strong><\/td>\n<td><strong>\u53ef\u9760\u6d88\u8d39<\/strong>\uff0c\u961f\u5217\u5b9e\u73b0\u6392\u961f\u3001\u7f13\u51b2\uff1b\u4fdd\u8bc1\u5355\u6761\u6d88\u606f\u53ea\u88ab\u5904\u7406\u4e00\u6b21<\/td>\n<td><strong>\u6d88\u606f\u5e7f\u64ad<\/strong>\uff0c\u591a\u6d88\u8d39\u8005\u540c\u65f6\u6536\u5230\uff0c\u4e0d\u4fdd\u8bc1\u662f\u5426\u88ab\u843d\u5730\u5b58\u50a8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3>6.7.4 \u5ef6\u4f38\u4e0e\u9009\u62e9<\/h3>\n<ol>\n<li><strong>\u751f\u4ea7\u8005-\u6d88\u8d39\u8005<\/strong>\u4e3b\u8981\u5173\u6ce8\uff1a\n<ul>\n<li>\u6d88\u606f<strong>\u6392\u961f<\/strong>\u3001<strong>\u53ef\u9760\u5904\u7406<\/strong>\u3001\u53ef\u63a7\u7684\u5e76\u53d1\u6d88\u8d39\u3001\u5904\u7406\u5b8c\u6d88\u606f\u540e\u5c31<strong>\u51fa\u961f<\/strong>\u3002<\/li>\n<li>\u9002\u7528\u4e8e\u5de5\u4f5c\u961f\u5217\u3001\u4efb\u52a1\u5904\u7406\u3001\u8ba2\u5355\u5904\u7406\u3001\u5206\u5e03\u5f0f\u6d41\u6c34\u7ebf\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u53d1\u5e03-\u8ba2\u9605<\/strong>\u4e3b\u8981\u5173\u6ce8\uff1a\n<ul>\n<li><strong>\u5206\u53d1<\/strong>\uff1a\u4e00\u6b21\u6d88\u606f\uff0c\u591a\u4e2a\u8ba2\u9605\u8005\u540c\u65f6\u6536\u5230\uff1b<\/li>\n<li><strong>\u5e7f\u64ad<\/strong>\u6216<strong>\u591a\u5bf9\u591a<\/strong>\u6a21\u5f0f\uff1b<\/li>\n<li>\u9002\u7528\u4e8e\u5b9e\u65f6\u6027\u63a8\u9001\u3001\u5e7f\u64ad\u901a\u77e5\u3001\u4e8b\u4ef6\u603b\u7ebf\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7ec4\u5408\u4f7f\u7528<\/strong>\uff1a\n<ul>\n<li>\u6709\u65f6\u4e00\u4e2a\u7cfb\u7edf\u4e2d\u65e2\u9700\u8981<strong>\u6392\u961f\u5904\u7406<\/strong>\uff0c\u53c8\u9700\u8981<strong>\u5e7f\u64ad\u901a\u77e5<\/strong>\uff0c\u5219\u4f1a\u5728\u4e0d\u540c\u5b50\u6a21\u5757\u9009\u62e9\u4e0d\u540c\u6a21\u5f0f\uff0c\u6216\u8005\u4f7f\u7528\u652f\u6301<strong>\u591a\u79cd\u6a21\u5f0f<\/strong>\u7684\u6d88\u606f\u4e2d\u95f4\u4ef6\uff08\u5982 Kafka \u65e2\u652f\u6301\u201c\u8ba2\u9605\u5206\u533a\u201d\uff0c\u4e5f\u80fd\u505a\u5206\u5e03\u5f0f\u961f\u5217\uff1bRabbitMQ \u53ef\u7528\u4ea4\u6362\u5668+\u961f\u5217\u914d\u5408\u5b9e\u73b0\u591a\u64ad\u7b49\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u4e0d\u540c\u7cfb\u7edf\u5b9e\u73b0<\/strong>\n<ul>\n<li>\u5982 RabbitMQ\u3001ActiveMQ\u3001RocketMQ \u66f4\u504f\u5411\u961f\u5217\u6a21\u578b\uff08\u751f\u4ea7\u8005-\u6d88\u8d39\u8005\uff09\uff0c\u4f46\u4e5f\u80fd\u901a\u8fc7\u4e0d\u540c\u7684 exchange \u7c7b\u578b\uff08\u4e3b\u9898\u4ea4\u6362\u3001fanout \u7b49\uff09\u6765\u5b9e\u73b0\u7c7b\u4f3c\u53d1\u5e03-\u8ba2\u9605\uff1b<\/li>\n<li>Kafka \u867d\u7136\u66f4\u591a\u7528\u4e8e<strong>\u8ba2\u9605<\/strong>\uff08\u6d88\u8d39\u8005\u7ec4\u5bf9 Topic \u7684\u8ba2\u9605\uff09\uff0c\u4f46\u672c\u8d28\u4e5f\u80fd\u505a\u961f\u5217\uff08\u540c\u4e00\u4e2a\u5206\u533a\u5185\u4ecd\u662f\u5355\u6d88\u8d39\u8005\u6d88\u8d39\uff09\u3002<\/li>\n<li>Redis \u7684 Pub\/Sub \u5c5e\u4e8e\u8f83\u7b80\u5355\u7684\u7eaf\u5e7f\u64ad\uff0c\u4e0d\u5b58\u50a8\u5386\u53f2\u6d88\u606f\uff0c\u800c Redis Streams \u5219\u63d0\u4f9b\u4e86\u53ef\u505a\u961f\u5217\u6216\u8ba2\u9605\u7684\u80fd\u529b\uff0c\u4e5f\u652f\u6301 Consumer Group\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3>6.7.5 \u5c0f\u7ed3<\/h3>\n<ul>\n<li><strong>\u751f\u4ea7\u8005-\u6d88\u8d39\u8005<\/strong>\uff08\u6d88\u606f\u961f\u5217\u6a21\u578b\uff09\uff1a\n<ul>\n<li><strong>\u6838\u5fc3\u8bc9\u6c42<\/strong>\uff1a\u6bcf\u6761\u6d88\u606f\u7531<strong>\u552f\u4e00<\/strong>\u6d88\u8d39\u8005\u5904\u7406\uff0c\u6ce8\u91cd\u53ef\u9760\u6d88\u8d39\u3001\u89e3\u8026\u3001\u5ef6\u8fdf\u5bb9\u5fcd\uff0c\u53ef\u4ee5\u505a\u5f02\u6b65\u5904\u7406\u3001\u524a\u5cf0\u586b\u8c37\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u53d1\u5e03-\u8ba2\u9605<\/strong>\uff08Pub\/Sub \u6a21\u578b\uff09\uff1a\n<ul>\n<li><strong>\u6838\u5fc3\u8bc9\u6c42<\/strong>\uff1a\u4e00\u6b21\u6d88\u606f\u53ef\u540c\u65f6\u88ab<strong>\u591a\u4e2a<\/strong>\u8ba2\u9605\u8005\u63a5\u6536\uff0c\u6ce8\u91cd\u5b9e\u65f6\u5e7f\u64ad\u3001\u4e8b\u4ef6\u5206\u53d1\uff1b\u4e0d\u4e00\u5b9a\u6709\u5b58\u50a8\u4e0e\u786e\u8ba4\u673a\u5236\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u4e24\u79cd\u6a21\u5f0f\u5404\u6709\u9002\u7528\u573a\u666f\uff0c\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u5f80\u5f80\u7ed3\u5408\u4f7f\u7528\uff0c\u6216\u8005\u5728\u540c\u4e00\u4e2a\u6d88\u606f\u7cfb\u7edf\u5185\u4f7f\u7528\u4e0d\u540c\u7684\u4ea4\u6362\u7b56\u7565\u5b9e\u73b0\u4e0d\u540c\u6548\u679c\u3002\u9009\u62e9\u54ea\u79cd\u6a21\u5f0f\u53d6\u51b3\u4e8e\u6d88\u606f\u8981\u7ed9\u591a\u5c11\u4eba\u63a5\u6536\u3001\u662f\u5426\u9700\u8981\u961f\u5217\u7f13\u51b2\u3001\u662f\u5426\u8981\u843d\u76d8\u4e0e\u786e\u8ba4\u3001\u662f\u5426\u9700\u8981\u591a\u5bf9\u591a\u7684\u5b9e\u65f6\u901a\u4fe1\u7b49\u4e1a\u52a1\u9700\u6c42\u3002<\/p>\n<h3>6.7.6 Redis \u5b9e\u73b0\u6d88\u606f\u961f\u5217<\/h3>\n<p>\u5728\u8bb8\u591a\u573a\u666f\u4e0b\uff0cRedis \u7ecf\u5e38\u88ab\u7528\u4f5c<strong>\u8f7b\u91cf\u7ea7\u7684\u6d88\u606f\u961f\u5217<\/strong>\uff08Message Queue\uff09\uff0c\u5b9e\u73b0\u7b80\u5355\u7684\u751f\u4ea7\u8005-\u6d88\u8d39\u8005\u6a21\u578b\u6216\u53d1\u5e03\u8ba2\u9605\u529f\u80fd\u3002\u6839\u636e Redis \u7248\u672c\u548c\u9700\u6c42\u7684\u4e0d\u540c\uff0c\u5e38\u89c1\u7684\u5b9e\u73b0\u65b9\u5f0f\u4e3b\u8981\u6709\uff1a<\/p>\n<ol>\n<li><strong>\u4f7f\u7528 List\uff08\u5217\u8868\uff09+ \u963b\u585e\u5f39\u51fa<\/strong>\uff1a\u6700\u4f20\u7edf\u7684\u65b9\u5f0f\uff0c\u5229\u7528 <code>LPUSH<\/code>\/<code>RPUSH<\/code> \u4e0e <code>BLPOP<\/code>\/<code>BRPOP<\/code> \u7ec4\u5408\uff0c\u6784\u5efa\u7b80\u5355\u961f\u5217\u3002<\/li>\n<li><strong>\u4f7f\u7528 Redis Pub\/Sub<\/strong>\uff1a\u66f4\u9002\u5408\u5b9e\u65f6\u5e7f\u64ad\u5f0f\u7684\u6d88\u606f\u5206\u53d1\uff0c\u4f46\u6d88\u606f\u4e0d\u80fd\u6301\u4e45\u5316\u3002<\/li>\n<li><strong>\u4f7f\u7528 Redis Streams\uff085.0+\uff09<\/strong>\uff1a\u5b98\u65b9\u63a8\u8350\u7684\u73b0\u4ee3\u5316\u6d88\u606f\u6d41\u7ed3\u6784\uff0c\u652f\u6301\u6301\u4e45\u5316\u3001\u6709\u5e8f\u5b58\u50a8\u3001\u6d88\u8d39\u7ec4\u3001ACK \u7b49\u529f\u80fd\uff0c\u66f4\u9002\u5408\u590d\u6742\u7684\u6d88\u606f\u961f\u5217\u573a\u666f\u3002<\/li>\n<\/ol>\n<p>\u4e0b\u9762\u4f9d\u6b21\u4ecb\u7ecd\u5404\u65b9\u6848\u7684\u7279\u70b9\u4e0e\u9002\u7528\u573a\u666f\uff0c\u5e76\u603b\u7ed3\u5e38\u89c1\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n<hr \/>\n<h4>6.7.6.1 \u4f7f\u7528 List \u6784\u5efa\u7b80\u5355\u961f\u5217<\/h4>\n<h5>6.7.6.1.1 \u57fa\u672c\u539f\u7406<\/h5>\n<ul>\n<li>\u751f\u4ea7\u8005\uff1a\u5728\u5217\u8868\u5c3e\u90e8\u6216\u5934\u90e8\u63d2\u5165\u6d88\u606f\n<ul>\n<li>\u5e38\u7528 <code>LPUSH queue &quot;message&quot;<\/code> \u6216 <code>RPUSH queue &quot;message&quot;<\/code><\/li>\n<\/ul>\n<\/li>\n<li>\u6d88\u8d39\u8005\uff1a\u4f7f\u7528 <strong>\u963b\u585e<\/strong>\u547d\u4ee4 <code>BLPOP<\/code> \u6216 <code>BRPOP<\/code> \u6765\u5f39\u51fa\u6d88\u606f\n<ul>\n<li>\u5f53\u961f\u5217\u4e3a\u7a7a\u65f6\uff0c\u6d88\u8d39\u8005\u963b\u585e\u7b49\u5f85\uff0c\u76f4\u5230\u8d85\u65f6\uff08\u82e5\u6307\u5b9a\uff09\u6216\u6709\u65b0\u6d88\u606f\u5165\u961f<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u8fd9\u6837\u5c31\u6784\u6210\u4e86\u4e00\u4e2a<strong>FIFO<\/strong>\uff08\u5148\u8fdb\u5148\u51fa\uff09\u6216\u7c7b\u4f3c\u961f\u5217\u7684\u6a21\u578b\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code class=\"language-bash\"># \u751f\u4ea7\u8005\u5f80\u53f3\u7aef\u63d2\u5165\nRPUSH task_queue &quot;task1&quot;\nRPUSH task_queue &quot;task2&quot;\n\n# \u6d88\u8d39\u8005\u963b\u585e\u7b49\u5f85\nBLPOP task_queue 0\n# \u5982\u679c\u4e3a\u7a7a\uff0c\u5219\u963b\u585e\u7b49\u5f85\uff1b\u6709\u6570\u636e\u5c31\u7acb\u523b\u8fd4\u56de<\/code><\/pre>\n<ul>\n<li>\u5982\u679c\u9700\u8981\u4e25\u683c\u7684 FIFO\uff0c\u53ef\u7ea6\u5b9a\u540c\u4e00\u7aef\u5165\u961f\uff0c\u53e6\u4e00\u7aef\u51fa\u961f\uff0c\u6bd4\u5982\uff1a\n<ul>\n<li>\u751f\u4ea7\u8005\u4f7f\u7528 <code>RPUSH<\/code><\/li>\n<li>\u6d88\u8d39\u8005\u4f7f\u7528 <code>BLPOP<\/code><\/li>\n<li>\u6570\u636e\u4f1a\u4ece\u53f3\u7aef\u8fdb\uff0c\u5de6\u7aef\u51fa\uff0c\u5b9e\u73b0\u6700\u5e38\u89c1\u7684\u961f\u5217\u987a\u5e8f\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>6.7.6.1.2 \u7279\u70b9\u4e0e\u9002\u7528\u573a\u666f<\/h5>\n<ul>\n<li><strong>\u4f18\u70b9<\/strong>\uff1a\n<ul>\n<li>\u5b9e\u73b0\u7b80\u5355\uff0c\u547d\u4ee4\u76f4\u89c2\uff1b<\/li>\n<li>\u65e0\u9700\u989d\u5916\u63d2\u4ef6\u6216\u590d\u6742\u914d\u7f6e\uff0c\u9002\u5408\u5c0f\u89c4\u6a21\u961f\u5217\u6216\u4e34\u65f6\u9700\u6c42\uff1b<\/li>\n<li><code>BLPOP<\/code>\/<code>BRPOP<\/code> \u662f<strong>\u963b\u585e<\/strong>\u6a21\u5f0f\uff0c\u907f\u514d\u9891\u7e41\u8f6e\u8be2\uff0c\u5b9e\u65f6\u6027\u597d\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7f3a\u70b9<\/strong>\uff1a\n<ul>\n<li>\u65e0\u5185\u7f6e<strong>\u6d88\u606f\u786e\u8ba4\uff08ACK\uff09<\/strong>\u3001<strong>\u91cd\u8bd5<\/strong>\u3001<strong>\u6d88\u8d39\u7ec4<\/strong>\u7b49\u673a\u5236\uff1b\u5982\u679c\u6d88\u8d39\u8005\u5728\u5904\u7406\u540e\u5d29\u6e83\uff0c\u6d88\u606f\u5c31\u4e22\u5931\u4e86\uff08\u9664\u975e\u81ea\u884c\u5b9e\u73b0\u201c\u5904\u7406\u540e\u5199\u56de\u201d\u6d41\u7a0b\uff09\u3002<\/li>\n<li>\u4e0d\u4fbf\u4e8e\u591a\u6d88\u8d39\u8005\u5e76\u884c\u5904\u7406\u540c\u4e00\u4e2a\u961f\u5217\u91cc\u7684\u540c\u4e00\u6761\u6d88\u606f\uff0c\u9700\u8981\u81ea\u5df1\u8bbe\u8ba1\u903b\u8f91\u907f\u514d\u91cd\u590d\u6d88\u8d39\u3002<\/li>\n<li>\u6ca1\u6709\u6301\u4e45\u5316\u673a\u5236\u65f6\uff0cRedis \u91cd\u542f\u540e\u73b0\u6709\u961f\u5217\u5185\u5bb9\u662f\u5426\u80fd\u591f\u5b8c\u6574\u6062\u590d\uff0c\u9700\u7ed3\u5408 AOF\/RDB \u673a\u5236\u8fdb\u884c\u6301\u4e45\u5316\uff1b\u4f46\u5982\u679c\u4e25\u683c\u6d88\u606f\u53ef\u9760\u6027\u8981\u6c42\u5f88\u9ad8\uff0cRedis \u5e76\u4e0d\u662f\u4e13\u4e1a\u7684\u201c\u6301\u4e45\u5316\u6d88\u606f\u961f\u5217\u201d\u89e3\u51b3\u65b9\u6848\uff08\u53ef\u8003\u8651 RabbitMQ\u3001Kafka\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u8fd9\u79cd\u65b9\u5f0f\u975e\u5e38\u9002\u5408<strong>\u7b80\u5355\u4efb\u52a1\u961f\u5217<\/strong>\u6216<strong>\u5c0f\u89c4\u6a21\u5f02\u6b65\u5904\u7406<\/strong>\uff1a<\/p>\n<ul>\n<li>\u4f8b\u5982\u628a\u7528\u6237\u7684\u67d0\u4e9b\u64cd\u4f5c\u5f02\u6b65\u5904\u7406\u6389\uff0c\u4e0d\u8981\u6c42\u5f3a\u4e00\u81f4\u6216\u590d\u6742\u6d88\u606f\u786e\u8ba4\uff1b<\/li>\n<li>\u5982\u679c\u5bf9\u6d88\u606f\u4e22\u5931\u5bb9\u5fcd\u5ea6\u9ad8\u6216\u53ef\u4ee5\u63a5\u53d7\u81ea\u5df1\u505a\u8865\u507f\u673a\u5236\u3002<\/li>\n<\/ul>\n<hr \/>\n<h4>6.7.6.2 \u4f7f\u7528 Redis Pub\/Sub<\/h4>\n<h5>6.7.6.2.1 \u57fa\u672c\u539f\u7406<\/h5>\n<ul>\n<li>Redis \u7684 Publish\/Subscribe\u529f\u80fd\u5b9e\u73b0\u4e86\u53d1\u5e03\u548c\u8ba2\u9605\u6a21\u578b\uff1a\n<ul>\n<li><strong>\u53d1\u5e03\u8005<\/strong>\u901a\u8fc7 <code>PUBLISH channel message<\/code> \u5411\u6307\u5b9a\u9891\u9053\u53d1\u9001\u6d88\u606f\uff1b<\/li>\n<li><strong>\u8ba2\u9605\u8005<\/strong>\u4f7f\u7528 <code>SUBSCRIBE channel<\/code> \u76d1\u542c\u8be5\u9891\u9053\u5e76\u5b9e\u65f6\u63a5\u6536\u6d88\u606f\uff1b<\/li>\n<\/ul>\n<\/li>\n<li>\u8fd9\u662f\u4e00\u79cd<strong>\u5e7f\u64ad\u5f0f<\/strong>\u6216<strong>\u4e00\u5bf9\u591a<\/strong>\u7684\u6d88\u606f\u5206\u53d1\uff1a\u53ea\u8981\u591a\u4e2a\u8ba2\u9605\u8005\u90fd\u8ba2\u9605\u4e86\u540c\u4e00\u4e2a channel\uff0c\u5b83\u4eec\u90fd\u4f1a\u6536\u5230\u53d1\u5e03\u8005\u7684\u6d88\u606f\u526f\u672c\u3002<\/li>\n<\/ul>\n<h5>6.7.6.2.2 \u7279\u70b9\u4e0e\u5e94\u7528\u573a\u666f<\/h5>\n<ul>\n<li><strong>\u4f18\u70b9<\/strong>\uff1a\n<ul>\n<li>\u5b9e\u65f6\u6027\u597d\uff0c\u6d88\u606f\u4e00\u53d1\u9001\uff0c\u6240\u6709\u8ba2\u9605\u8005\u90fd\u80fd\u7acb\u5373\u6536\u5230\uff1b<\/li>\n<li>\u9002\u5408<strong>\u63a8\u9001<\/strong>\u6216<strong>\u901a\u77e5<\/strong>\u7c7b\u573a\u666f\uff0c\u6bd4\u5982\u804a\u5929\u5ba4\u3001\u670d\u52a1\u5668\u5b9e\u65f6\u4e8b\u4ef6\u5e7f\u64ad\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7f3a\u70b9<\/strong>\uff1a\n<ul>\n<li><strong>\u65e0\u6301\u4e45\u5316<\/strong>\uff1a\u6d88\u606f\u4e0d\u662f\u5b58\u50a8\u5728 Redis \u4e2d\uff0c\u800c\u662f<strong>\u4e00\u7ecf\u53d1\u5e03\u5373\u5411\u6240\u6709\u8ba2\u9605\u8005\u63a8\u9001<\/strong>\uff0c\u5982\u679c\u5f53\u65f6\u8ba2\u9605\u8005\u6389\u7ebf\u6216\u6765\u4e0d\u53ca\u5904\u7406\uff0c\u5c31\u4f1a\u4e22\u5931\u3002<\/li>\n<li>\u65e0\u6cd5\u56de\u653e\u5386\u53f2\u6d88\u606f\uff0c\u4e5f\u6ca1\u6709\u5185\u7f6e\u7684\u961f\u5217\u7279\u6027\uff08\u6392\u961f\u3001\u786e\u8ba4\u3001\u91cd\u8bd5\uff09\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u56e0\u6b64\uff0cRedis Pub\/Sub \u4e0d\u5927\u9002\u5408\u201c\u4f20\u7edf\u961f\u5217\u201d\u9700\u6c42\uff0c\u66f4\u50cf<strong>\u5b9e\u65f6\u5e7f\u64ad<\/strong>\uff0c\u7528\u6765\u505a\u76f4\u64ad\u804a\u5929\u5ba4\u3001\u5728\u7ebf\u6e38\u620f\u901a\u77e5\u3001\u4e8b\u4ef6\u603b\u7ebf\u7b49\u3002\u5728\u9700\u8981<strong>\u53ef\u9760\u6d88\u8d39<\/strong>\u7684\u573a\u666f\u4e2d\u5219\u4e0d\u5408\u9002\u3002<\/p>\n<hr \/>\n<h4>6.7.6.3 \u4f7f\u7528 Redis Streams\uff085.0+\uff09<\/h4>\n<h5>6.7.6.3.1 Streams \u7b80\u4ecb<\/h5>\n<ul>\n<li><strong>Redis Streams<\/strong> \u662f Redis 5.0 \u5f15\u5165\u7684\u65b0\u6570\u636e\u7ed3\u6784\uff0c\u4e13\u4e3a<strong>\u6d88\u606f\u6d41<\/strong>\uff08log stream\uff09\u8bbe\u8ba1\u3002<\/li>\n<li>\u5b83\u65e2\u53ef\u4ee5\u770b\u4f5c<strong>\u6709\u5e8f\u5b58\u50a8<\/strong>\u7684\u6d88\u606f\u961f\u5217\uff0c\u4e5f\u53ef\u50cf Kafka \u4e00\u6837\u4fdd\u7559\u5386\u53f2\u6d88\u606f\uff0c\u5ba2\u6237\u7aef\u53ef\u4ee5\u4ece\u6307\u5b9a\u4f4d\u7f6e\u5f00\u59cb\u8bfb\u53d6\u3001\u91cd\u590d\u8bfb\u53d6\u5e76\u6807\u8bb0\u6d88\u8d39\u8fdb\u5ea6\u3002<\/li>\n<\/ul>\n<h5>6.7.6.3.2 \u5173\u952e\u6982\u5ff5<\/h5>\n<ol>\n<li><strong>Stream<\/strong>\uff1a\u6309\u65f6\u95f4\u6216\u63d2\u5165\u987a\u5e8f\u5c06\u6d88\u606f\uff08Entry\uff09\u6392\u6210\u6709\u5e8f\u961f\u5217\uff0c\u6bcf\u6761\u6d88\u606f\u5e26\u6709\u4e00\u4e2a <strong>ID<\/strong>\uff08\u7c7b\u4f3c\u65f6\u95f4\u6233+\u5e8f\u5217\u53f7\uff09\u3002<\/li>\n<li><strong>XADD<\/strong>\uff1a\u751f\u4ea7\u8005\u5411 Stream \u4e2d\u6dfb\u52a0\u6d88\u606f\uff08<code>XADD mystream * field1 value1 field2 value2 ...<\/code>\uff09\u3002<\/li>\n<li><strong>XREAD<\/strong> \/ <strong>XREADGROUP<\/strong>\uff1a\u6d88\u8d39\u8005\u8bfb\u53d6\u6d88\u606f\uff0c\u53ef\u6307\u5b9a\u4ece\u54ea\u4e2a ID \u5f00\u59cb\u8bfb\uff0c\u5b9e\u73b0<strong>\u589e\u91cf\u6d88\u8d39<\/strong>\u3002<\/li>\n<li><strong>Consumer Group\uff08\u6d88\u8d39\u8005\u7ec4\uff09<\/strong>\uff1a\u5141\u8bb8\u591a\u4e2a\u6d88\u8d39\u8005\u5206\u7ec4\u6d88\u8d39\u540c\u4e00\u4e2a Stream \u4e2d\u7684\u6570\u636e\uff1bRedis \u4f1a\u81ea\u52a8\u505a<strong>\u5206\u914d<\/strong>\uff0c\u5e76\u652f\u6301\u6d88\u606f<strong>ACK<\/strong>\u548c<strong>\u672a\u786e\u8ba4\u6d88\u606f<\/strong>\u7ba1\u7406\uff0c\u9002\u5408\u591a\u6d88\u8d39\u8005\u5e76\u884c\u4e14\u4fdd\u8bc1\u6d88\u606f\u4e0d\u4f1a\u91cd\u590d\u6d88\u8d39\u6216\u4e22\u5931\u592a\u591a\u3002<\/li>\n<li><strong>XACK<\/strong> \/ <strong>XPENDING<\/strong>\uff1a\u901a\u8fc7<strong>ACK<\/strong>\u673a\u5236\uff0c\u53ea\u6709\u6d88\u8d39\u8005\u6210\u529f\u5904\u7406\u540e\u624d\u7b97\u6d88\u606f\u88ab\u786e\u8ba4\uff0c\u4ece\u800c\u51cf\u5c11\u6d88\u606f\u4e22\u5931\u3002\u672a\u786e\u8ba4\u7684\u6d88\u606f\u53ef\u4ee5\u67e5\u770b\u548c\u91cd\u65b0\u5206\u914d\u3002<\/li>\n<\/ol>\n<h5>6.7.6.3.3 Streams \u4f7f\u7528\u793a\u4f8b\uff08\u7b80\u5316\uff09<\/h5>\n<pre><code class=\"language-bash\"># \u751f\u4ea7\u8005\nXADD mystream * sensor-id 1 temperature 30.2\n\n# \u6d88\u8d39\u8005\uff08\u82e5\u975e\u6d88\u8d39\u8005\u7ec4\uff09\nXREAD COUNT 10 STREAMS mystream 0\n# \u8bfb\u53d6 mystream \u4e2d\u7684\u5168\u90e8\u6d88\u606f\uff08\u4ece id=0 \u5f00\u59cb\uff09\n\n# \u521b\u5efa\u6d88\u8d39\u8005\u7ec4\nXGROUP CREATE mystream mygroup $ MKSTREAM\n# \u6d88\u8d39\u8005\u5728\u8be5\u7ec4\u5185\u8bfb\u53d6\nXREADGROUP GROUP mygroup consumer1 COUNT 10 STREAMS mystream &gt;\n# \u8bfb\u53d6\u4ece\u4e0a\u6b21\u8bfb\u53d6\u4f4d\u7f6e\u4ee5\u540e\u7684\u65b0\u6d88\u606f\n\n# \u6d88\u8d39\u540e\uff0c\u624b\u52a8\u786e\u8ba4\nXACK mystream mygroup &lt;message-id1&gt; &lt;message-id2&gt; ...\n# \u6807\u8bb0\u8fd9\u4e9b\u6d88\u606f\u5df2\u6210\u529f\u5904\u7406<\/code><\/pre>\n<h5>6.7.6.3.4 \u4f18\u52bf\u4e0e\u7279\u70b9<\/h5>\n<ol>\n<li><strong>\u53ef\u9760\u6027<\/strong>\uff1a\u901a\u8fc7\u6d88\u8d39\u8005\u7ec4\u548c ACK \u673a\u5236\uff0c\u907f\u514d\u6d88\u8d39\u8005\u5d29\u6e83\u5bfc\u81f4\u6d88\u606f\u6c38\u4e45\u4e22\u5931\u3002<\/li>\n<li><strong>\u591a\u6d88\u8d39\u8005\u5e76\u53d1<\/strong>\uff1a\u540c\u4e00\u4e2a\u6d88\u8d39\u8005\u7ec4\u53ef\u4ee5\u6709\u591a\u4e2a\u6d88\u8d39\u8005\u7ade\u4e89\u6d88\u8d39\u6d88\u606f\uff0cRedis \u4f1a\u81ea\u52a8\u5206\u914d\u672a\u88ab\u5176\u5b83\u6d88\u8d39\u8005\u9886\u53d6\u7684\u6d88\u606f\u7ed9\u5b83\u4eec\u3002<\/li>\n<li><strong>\u6d88\u606f\u56de\u6eaf<\/strong>\uff1a\u9ed8\u8ba4\u6d88\u606f\u4e0d\u4f1a\u81ea\u52a8\u4e22\u5f03\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u8981\u4fdd\u7559\u4e00\u5b9a\u957f\u5ea6\u6216\u65f6\u95f4\u5468\u671f\uff0c\u4ee5\u4fbf\u540e\u7eed\u8bfb\u91cd\u6216\u505a\u6545\u969c\u56de\u653e\u3002\u4e5f\u53ef\u901a\u8fc7 <code>MAXLEN<\/code> \u914d\u7f6e\u9650\u5236\u6d41\u957f\u5ea6\u3002<\/li>\n<\/ol>\n<h5>6.7.6.3.5 \u9002\u7528\u573a\u666f<\/h5>\n<ul>\n<li><strong>\u5206\u5e03\u5f0f\u7cfb\u7edf<\/strong>\u4e2d\u9700\u8981<strong>\u53ef\u9760\u6d88\u606f\u961f\u5217<\/strong>\uff1a\u65e2\u8981\u5e76\u53d1\u6d88\u8d39\uff0c\u53c8\u8981\u9632\u6b62\u67d0\u53f0\u6d88\u8d39\u8005\u6302\u4e86\u5bfc\u81f4\u6d88\u606f\u4e22\u5931\uff1b<\/li>\n<li>\u9700\u8981<strong>\u5386\u53f2\u6d88\u606f\u56de\u6eaf<\/strong>\uff08\u81f3\u5c11\u5728\u4e00\u5b9a\u8303\u56f4\u5185\uff09\uff0c\u6bd4\u5982\u65e5\u5fd7\u3001\u4e8b\u4ef6\u5b58\u6863\u7b49\uff1b<\/li>\n<li>\u76f8\u5bf9\u5927\u89c4\u6a21\u3001\u4e25\u8c28\u7684\u5f02\u6b65\u6d88\u606f\u5904\u7406\uff0c\u6bd4 List \u65b9\u6848\u66f4\u201c\u4e13\u4e1a\u201d\uff0c\u4e14\u652f\u6301\u9ad8\u7ea7\u7279\u6027\u3002<\/li>\n<\/ul>\n<hr \/>\n<h4>6.7.6.4 \u9009\u62e9\u54ea\u79cd\u65b9\u5f0f\uff1f<\/h4>\n<ol>\n<li>\u6700\u7b80\u5355\uff1aList + \u963b\u585e\u5f39\u51fa\n<ul>\n<li>\u9002\u5408<strong>\u8f7b\u91cf\u7ea7<\/strong>\u7684\u5355\u4e00\u961f\u5217\uff0c<strong>\u4e0d\u9700\u8981<\/strong>\u590d\u6742\u786e\u8ba4\u6216\u91cd\u590d\u6d88\u8d39\u7ba1\u7406\uff1b<\/li>\n<li>\u4ee3\u7801\u7b80\u5355\u6613\u4e0a\u624b\uff0c\u5982\u679c\u6d88\u606f\u4e22\u4e86\u95ee\u9898\u4e0d\u5927\uff08\u6216\u80fd\u7528\u81ea\u5b9a\u4e49\u8865\u507f\uff09\uff0c\u5c31\u884c\u3002<\/li>\n<\/ul>\n<\/li>\n<li>Pub\/Sub\n<ul>\n<li>\u9002\u5408<strong>\u5b9e\u65f6\u63a8\u9001<\/strong>\u6216<strong>\u4e00\u5bf9\u591a<\/strong>\u901a\u77e5\u573a\u666f\uff0c<strong>\u4e0d\u505a\u6301\u4e45\u5316<\/strong>\uff0c\u6d88\u606f\u5373\u65f6\u6295\u9012\u540e\u5373\u4e22\u5f03\uff1b<\/li>\n<li>\u4e0d\u9002\u5408\u9700\u8981\u5b58\u50a8\u4e0e\u53ef\u9760\u6d88\u8d39\u7684\u6392\u961f\u573a\u666f\u3002<\/li>\n<\/ul>\n<\/li>\n<li>Redis Streams\n<ul>\n<li>\u9002\u5408\u5bf9\u6d88\u606f\u7684<strong>\u53ef\u9760\u6027\u3001\u6301\u4e45\u6027\u3001\u591a\u6d88\u8d39\u8005<\/strong>\u7ba1\u7406\u6709\u4e00\u5b9a\u8981\u6c42\u7684\u573a\u666f\uff0c\u63d0\u4f9b\u8fd1\u4f3c MQ \u7684\u80fd\u529b\uff1b<\/li>\n<li>\u7ed3\u6784\u66f4\u590d\u6742\uff0c\u9700\u8981\u638c\u63e1 <code>XREADGROUP<\/code>, <code>XACK<\/code>, <code>XPENDING<\/code>, <code>XCLAIM<\/code> \u7b49\u547d\u4ee4\uff1b<\/li>\n<li>\u5982\u679c\u9700\u8981\u4e13\u4e1a\u3001\u8d85\u5927\u89c4\u6a21\u7684\u961f\u5217\u5e76\u53d1\uff08\u6570\u5341\u4e07~\u767e\u4e07 QPS \u7ea7\u522b\uff09\u6216\u9ad8\u7ea7\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u53ef\u8003\u8651\u4e13\u4e1a\u6d88\u606f\u7cfb\u7edf\uff08Kafka\u3001RabbitMQ\u3001RocketMQ \u7b49\uff09\uff1b\u4f46 Redis Streams \u5bf9\u4e8e\u4e2d\u7b49\u89c4\u6a21\u7684\u53ef\u9760\u961f\u5217\u3001\u5b9e\u65f6\u5904\u7406\u4f9d\u7136\u975e\u5e38\u5408\u9002\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h4>6.7.6.5 \u5e38\u89c1\u6ce8\u610f\u4e8b\u9879<\/h4>\n<ol>\n<li>Redis \u5355\u7ebf\u7a0b\u7279\u6027\n<ul>\n<li>\u6240\u6709\u547d\u4ee4\u90fd\u5728\u5355\u7ebf\u7a0b\u5185\u6267\u884c\uff0c\u82e5\u6d88\u606f\u91cf\u5de8\u5927\u3001\u6d88\u8d39\u8005\u6216\u751f\u4ea7\u8005\u5e76\u53d1\u6781\u9ad8\uff0c\u53ef\u80fd\u9020\u6210\u963b\u585e\u3002<\/li>\n<li>Redis 6.0 \u5f15\u5165\u591a I\/O \u7ebf\u7a0b\uff0c\u4f46\u547d\u4ee4\u6267\u884c\u4f9d\u7136\u662f\u5355\u7ebf\u7a0b\uff0c\u9700\u6839\u636e\u5b9e\u9645\u573a\u666f\u8bc4\u4f30\u6027\u80fd\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u6301\u4e45\u5316\n<ul>\n<li>\u5982\u679c\u4f60\u5e0c\u671b\u6d88\u606f\u5728 Redis \u91cd\u542f\u540e\u4fdd\u7559\uff0c\u9700\u8981\u542f\u7528 <strong>RDB<\/strong> \/ <strong>AOF<\/strong> \u6301\u4e45\u5316\uff0c\u4f46\u4e5f\u5f97\u8003\u8651<strong>\u6027\u80fd\u5f00\u9500<\/strong>\u4e0e<strong>\u6570\u636e\u4e00\u81f4\u6027<\/strong>\u3002<\/li>\n<li>\u5982\u679c\u9700\u8981100%\u4e0d\u4e22\u6d88\u606f\uff0c\u9700\u8981\u786e\u4fdd Redis \u6301\u4e45\u5316\u7b56\u7565\u548c\u786c\u4ef6\u73af\u5883\u90fd\u53ef\u9760\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u5185\u5b58\u9650\u5236\n<ul>\n<li>Redis \u4e3b\u8981\u5728\u5185\u5b58\u4e2d\u64cd\u4f5c\uff0c\u5982\u679c\u6d88\u606f\u79ef\u538b\u91cf\u975e\u5e38\u5927\uff0c\u5c31\u53ef\u80fd\u5bfc\u81f4\u5185\u5b58\u538b\u529b\uff0c\u6216\u5927\u91cf\u5199\u5165\u4e5f\u5f71\u54cd\u6027\u80fd\u3002\u53ef\u5f00\u542f eviction \u7b56\u7565\uff0c\u4f46\u90a3\u4f1a\u5bfc\u81f4\u53ef\u80fd\u7684\u6d88\u606f\u4e22\u5931\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u6d88\u8d39\u7aef\u5904\u7406\u5931\u8d25\u91cd\u8bd5\n<ul>\n<li>\u7b80\u5355 List \u6a21\u578b\u4e0b\uff0c\u82e5\u5904\u7406\u5931\u8d25\uff0c\u9700\u8981\u624b\u52a8\u5c06\u6d88\u606f\u518d push \u56de\u961f\u5217\uff0c\u6216\u8bb0\u5f55\u65e5\u5fd7\u540e\u518d\u505a\u8865\u507f\u3002<\/li>\n<li>\u4f7f\u7528 Streams + \u6d88\u8d39\u8005\u7ec4\u53ef\u4ee5<strong>\u91cd\u65b0\u5206\u914d<\/strong>\u672a\u786e\u8ba4\u7684\u6d88\u606f\uff08<code>XPENDING<\/code>, <code>XCLAIM<\/code>\uff09\uff0c\u4ece\u800c\u5b9e\u73b0\u4e00\u5b9a\u7a0b\u5ea6\u7684\u91cd\u8bd5\u3001\u6b7b\u4fe1\u961f\u5217\u7b49\u673a\u5236\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u541e\u5410 vs. \u529f\u80fd\n<ul>\n<li>Redis \u6d88\u606f\u961f\u5217\u65b9\u5f0f\u66f4\u503e\u5411\u4e8e\u201c\u8f7b\u91cf\u3001\u9ad8\u901f\u3001\u77ed\u671f\u7f13\u5b58\/\u961f\u5217\u201d\u573a\u666f\uff1b\u4e0d\u63d0\u4f9b\u50cf\u4e13\u4e1a MQ \u90a3\u6837\u5b8c\u5584\u7684<strong>\u8def\u7531\u3001\u6269\u5c55\u3001\u8de8\u8282\u70b9\u5206\u5e03<\/strong>\u529f\u80fd\u3002<\/li>\n<li>\u5982\u679c\u9700\u6c42\u7b80\u5355\u3001\u65e0\u9700\u8fc7\u5ea6\u6269\u5c55\uff0cRedis \u591f\u7528\u4e14\u975e\u5e38\u5feb\uff1b\u82e5\u662f\u5927\u89c4\u6a21\u4f01\u4e1a\u7ea7 MQ \u573a\u666f\u6216\u9700\u8981\u4e25\u683c\u4e8b\u52a1\u548c\u66f4\u7075\u6d3b\u7684\u8def\u7531\u7b56\u7565\uff0c\u53ef\u8003\u8651 RabbitMQ\u3001Kafka\u3001RocketMQ \u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h4>6.7.6.6 \u5c0f\u7ed3<\/h4>\n<p>Redis 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