{"id":98388,"date":"2024-10-21T02:11:18","date_gmt":"2024-10-20T18:11:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98388\/"},"modified":"2024-10-21T02:11:19","modified_gmt":"2024-10-20T18:11:19","slug":"redis-%e5%be%9e%e5%9f%ba%e6%9c%ac%e9%a1%9e%e5%9e%8b%e5%88%b0%e6%87%89%e7%94%a8%e5%9d%90%e6%a8%99","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98388\/","title":{"rendered":"Redis \u5f9e\u57fa\u672c\u985e\u578b\u5230\u61c9\u7528\u5750\u6a19"},"content":{"rendered":"<h1 id=\"redis-%e5%be%9e%e5%9f%ba%e6%9c%ac%e9%a1%9e%e5%9e%8b%e5%88%b0%e6%87%89%e7%94%a8%e5%9d%90%e6%a8%99-oMVTeRPzSU\">Redis \u5f9e\u57fa\u672c\u985e\u578b\u5230\u61c9\u7528\u5750\u6a19<\/h1>\n<p>Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u3002\u5b83\u7684\u9ad8\u6548\u6027\u548c\u9748\u6d3b\u6027\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u7684\u9996\u9078\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u7684\u57fa\u672c\u6578\u64da\u985e\u578b\u53ca\u5176\u61c9\u7528\u5834\u666f\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u4f7f\u7528\u9019\u4e00\u5f37\u5927\u7684\u5de5\u5177\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-oMVTeRPzSU\">Redis \u7684\u57fa\u672c\u6578\u64da\u985e\u578b<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u6bcf\u7a2e\u6578\u64da\u985e\u578b\u90fd\u6709\u5176\u7279\u5b9a\u7684\u7528\u9014\u548c\u512a\u52e2\u3002\u4ee5\u4e0b\u662f Redis \u7684\u4e3b\u8981\u6578\u64da\u985e\u578b\uff1a<\/p>\n<ul>\n<li><strong>\u5b57\u7b26\u4e32\uff08String\uff09<\/strong>: \u5b57\u7b26\u4e32\u662f Redis \u4e2d\u6700\u57fa\u672c\u7684\u6578\u64da\u985e\u578b\uff0c\u53ef\u4ee5\u5b58\u5132\u4efb\u4f55\u985e\u578b\u7684\u6578\u64da\uff0c\u5982\u6587\u672c\u3001\u6578\u5b57\u6216\u4e8c\u9032\u5236\u6578\u64da\u3002\u5b57\u7b26\u4e32\u7684\u6700\u5927\u9577\u5ea6\u70ba 512MB\u3002<\/li>\n<li><strong>\u54c8\u5e0c\uff08Hash\uff09<\/strong>: \u54c8\u5e0c\u662f\u4e00\u7a2e\u9375\u503c\u5c0d\u96c6\u5408\uff0c\u9069\u5408\u7528\u65bc\u5b58\u5132\u5c0d\u8c61\u7684\u5c6c\u6027\u3002\u6bcf\u500b\u54c8\u5e0c\u53ef\u4ee5\u5305\u542b\u591a\u9054 2^32 &#8211; 1 \u500b\u9375\u503c\u5c0d\u3002<\/li>\n<li><strong>\u5217\u8868\uff08List\uff09<\/strong>: \u5217\u8868\u662f\u4e00\u500b\u6709\u5e8f\u7684\u5b57\u7b26\u4e32\u96c6\u5408\uff0c\u652f\u6301\u5f9e\u5169\u7aef\u63a8\u5165\u548c\u5f48\u51fa\u5143\u7d20\u3002\u9019\u4f7f\u5f97\u5217\u8868\u975e\u5e38\u9069\u5408\u7528\u65bc\u6d88\u606f\u968a\u5217\u6216\u4efb\u52d9\u8abf\u5ea6\u3002<\/li>\n<li><strong>\u96c6\u5408\uff08Set\uff09<\/strong>: \u96c6\u5408\u662f\u4e00\u500b\u7121\u5e8f\u7684\u5b57\u7b26\u4e32\u96c6\u5408\uff0c\u652f\u6301\u5feb\u901f\u7684\u6210\u54e1\u67e5\u8a62\u548c\u96c6\u5408\u904b\u7b97\uff08\u5982\u4ea4\u96c6\u3001\u4e26\u96c6\u548c\u5dee\u96c6\uff09\u3002<\/li>\n<li><strong>\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09<\/strong>: \u6709\u5e8f\u96c6\u5408\u662f\u5e36\u6709\u5206\u6578\u7684\u5b57\u7b26\u4e32\u96c6\u5408\uff0c\u652f\u6301\u6839\u64da\u5206\u6578\u9032\u884c\u6392\u5e8f\u3002\u9019\u4f7f\u5f97\u6709\u5e8f\u96c6\u5408\u975e\u5e38\u9069\u5408\u7528\u65bc\u6392\u884c\u699c\u7b49\u61c9\u7528\u3002<\/li>\n<li><strong>\u4f4d\u5716\uff08Bitmap\uff09<\/strong>: \u4f4d\u5716\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u5b57\u7b26\u4e32\uff0c\u5141\u8a31\u4ee5\u4f4d\u7684\u5f62\u5f0f\u5b58\u5132\u6578\u64da\uff0c\u9069\u5408\u7528\u65bc\u7d71\u8a08\u548c\u8a08\u6578\u3002<\/li>\n<li><strong>\u8d85\u7d1a\u65e5\u5fd7\uff08HyperLogLog\uff09<\/strong>: \u7528\u65bc\u4f30\u7b97\u552f\u4e00\u5143\u7d20\u7684\u6578\u91cf\uff0c\u4f54\u7528\u7a7a\u9593\u975e\u5e38\u5c0f\uff0c\u9069\u5408\u7528\u65bc\u5927\u6578\u64da\u5834\u666f\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-oMVTeRPzSU\">Redis \u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>Redis \u7684\u9748\u6d3b\u6027\u4f7f\u5176\u53ef\u4ee5\u61c9\u7528\u65bc\u591a\u7a2e\u5834\u666f\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u61c9\u7528\u6848\u4f8b\uff1a<\/p>\n<h3 id=\"1-%e7%b7%a9%e5%ad%98%e7%b3%bb%e7%b5%b1-oMVTeRPzSU\">1. \u7de9\u5b58\u7cfb\u7d71<\/h3>\n<p>Redis \u5e38\u7528\u4f5c\u7de9\u5b58\u7cfb\u7d71\uff0c\u4ee5\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002\u901a\u904e\u5c07\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\u5b58\u5132\u5728 Redis \u4e2d\uff0c\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\uff0c\u5f9e\u800c\u52a0\u5feb\u6578\u64da\u7684\u8b80\u53d6\u901f\u5ea6\u3002<\/p>\n<pre><code>SET user:1000 \"John Doe\"\nGET user:1000\n<\/code><\/pre>\n<h3 id=\"2-%e5%af%a6%e6%99%82%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90-oMVTeRPzSU\">2. \u5be6\u6642\u6578\u64da\u5206\u6790<\/h3>\n<p>\u5229\u7528 Redis \u7684\u6578\u64da\u7d50\u69cb\uff0c\u53ef\u4ee5\u5be6\u73fe\u5be6\u6642\u6578\u64da\u5206\u6790\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u6709\u5e8f\u96c6\u5408\u4f86\u5b58\u5132\u7528\u6236\u7684\u884c\u70ba\u6578\u64da\uff0c\u4e26\u6839\u64da\u5206\u6578\u9032\u884c\u6392\u5e8f\uff0c\u5f9e\u800c\u751f\u6210\u5373\u6642\u7684\u6392\u884c\u699c\u3002<\/p>\n<pre><code>ZADD leaderboard 100 \"user1\"\nZADD leaderboard 200 \"user2\"\nZRANGE leaderboard 0 -1 WITHSCORES\n<\/code><\/pre>\n<h3 id=\"3-%e6%b6%88%e6%81%af%e9%9a%8a%e5%88%97-oMVTeRPzSU\">3. \u6d88\u606f\u968a\u5217<\/h3>\n<p>Redis \u7684\u5217\u8868\u6578\u64da\u985e\u578b\u53ef\u4ee5\u7528\u4f5c\u6d88\u606f\u968a\u5217\uff0c\u652f\u6301\u751f\u7522\u8005-\u6d88\u8cbb\u8005\u6a21\u5f0f\u3002\u751f\u7522\u8005\u53ef\u4ee5\u5c07\u6d88\u606f\u63a8\u5165\u5217\u8868\uff0c\u6d88\u8cbb\u8005\u5247\u53ef\u4ee5\u5f9e\u5217\u8868\u4e2d\u5f48\u51fa\u6d88\u606f\u9032\u884c\u8655\u7406\u3002<\/p>\n<pre><code>LPUSH task_queue \"task1\"\nRPOP task_queue\n<\/code><\/pre>\n<h3 id=\"4-%e5%af%a6%e6%99%82%e7%b5%b1%e8%a8%88-oMVTeRPzSU\">4. \u5be6\u6642\u7d71\u8a08<\/h3>\n<p>\u4f7f\u7528\u4f4d\u5716\u548c HyperLogLog\uff0c\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u7528\u6236\u8a2a\u554f\u91cf\u3001\u552f\u4e00\u8a2a\u554f\u8005\u7b49\u7d71\u8a08\u529f\u80fd\uff0c\u9019\u5728\u5927\u6d41\u91cf\u7db2\u7ad9\u4e2d\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<pre><code>SETBIT user:1000:visits 0 1\nPFADD unique_visitors \"user1\"\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-oMVTeRPzSU\">\u7e3d\u7d50<\/h2>\n<p>Redis \u662f\u4e00\u500b\u529f\u80fd\u5f37\u5927\u7684\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u985e\u578b\u548c\u9748\u6d3b\u7684\u61c9\u7528\u5834\u666f\u3002\u7121\u8ad6\u662f\u7528\u65bc\u7de9\u5b58\u3001\u5be6\u6642\u6578\u64da\u5206\u6790\u9084\u662f\u6d88\u606f\u968a\u5217\uff0cRedis \u90fd\u80fd\u5920\u63d0\u4f9b\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u5c0d\u65bc\u5e0c\u671b\u63d0\u5347\u61c9\u7528\u6027\u80fd\u7684\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u4e86\u89e3 Redis \u7684\u57fa\u672c\u985e\u578b\u53ca\u5176\u61c9\u7528\u5750\u6a19\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72 Redis\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u5730\u5340\u7684\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u7684\u57fa\u672c\u985e\u578b\u53ca\u5176\u61c9\u7528\uff0c\u5f9e\u6578\u64da\u7d50\u69cb\u5230\u5be6\u969b\u6848\u4f8b\uff0c\u5168\u9762\u63d0\u5347\u4f60\u7684\u6578\u64da\u7ba1\u7406\u6280\u80fd\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-98388","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=98388"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98388\/revisions"}],"predecessor-version":[{"id":98389,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98388\/revisions\/98389"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}