{"id":99434,"date":"2024-10-21T10:58:16","date_gmt":"2024-10-21T02:58:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/99434\/"},"modified":"2024-10-21T10:58:16","modified_gmt":"2024-10-21T02:58:16","slug":"redis-%e7%b5%a6%e9%87%8d%e8%a4%87-key-%e6%96%b0%e7%94%9f%e5%91%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/99434\/","title":{"rendered":"Redis \u7d66\u91cd\u8907 Key \u65b0\u751f\u547d"},"content":{"rendered":"<h1 id=\"redis-%e7%b5%a6%e9%87%8d%e8%a4%87-key-%e6%96%b0%e7%94%9f%e5%91%bd-WcaGrTvcrP\">Redis \u7d66\u91cd\u8907 Key \u65b0\u751f\u547d<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u5b58\u53d6\u901f\u5ea6\u548c\u6548\u7387\u5c0d\u65bc\u61c9\u7528\u7a0b\u5f0f\u7684\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u512a\u5316\u6578\u64da\u8655\u7406\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f\u5c0d\u91cd\u8907\u9375\u7684\u7ba1\u7406\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u5982\u4f55\u7d66\u91cd\u8907\u9375\u5e36\u4f86\u65b0\u751f\u547d\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-WcaGrTvcrP\">\u4ec0\u9ebc\u662f Redis\uff1f<\/h2>\n<p>Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u7531\u65bc\u5176\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\uff0cRedis \u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u5834\u666f\u3002<\/p>\n<h2 id=\"%e9%87%8d%e8%a4%87%e9%8d%b5%e7%9a%84%e6%8c%91%e6%88%b0-WcaGrTvcrP\">\u91cd\u8907\u9375\u7684\u6311\u6230<\/h2>\n<p>\u5728\u4f7f\u7528 Redis \u6642\uff0c\u91cd\u8907\u9375\u7684\u51fa\u73fe\u662f\u5e38\u898b\u7684\u554f\u984c\u3002\u7576\u4e00\u500b\u9375\u88ab\u591a\u6b21\u8a2d\u7f6e\u6642\uff0c\u5f8c\u4e00\u6b21\u7684\u8a2d\u7f6e\u6703\u8986\u84cb\u4e4b\u524d\u7684\u503c\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u6216\u4e0d\u4e00\u81f4\u3002\u9019\u5c0d\u65bc\u9700\u8981\u4fdd\u7559\u6b77\u53f2\u6578\u64da\u6216\u9032\u884c\u7248\u672c\u63a7\u5236\u7684\u61c9\u7528\u4f86\u8aaa\uff0c\u7121\u7591\u662f\u4e00\u500b\u6311\u6230\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-WcaGrTvcrP\">Redis \u7684\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u5e7e\u7a2e\u65b9\u6cd5\u4f86\u8655\u7406\u91cd\u8907\u9375\u7684\u554f\u984c\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u7b56\u7565\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u54c8\u5e0c\u7d50\u69cb\uff1a<\/strong>\u5c07\u76f8\u95dc\u6578\u64da\u5b58\u5132\u5728\u4e00\u500b\u54c8\u5e0c\u4e2d\uff0c\u9019\u6a23\u53ef\u4ee5\u901a\u904e\u4e0d\u540c\u7684\u5b57\u6bb5\u4f86\u7ba1\u7406\u91cd\u8907\u9375\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ul>\n<pre><code>HSET user:1000 name \"Alice\"\nHSET user:1000 age 30\nHSET user:1000 email \"alice@example.com\"<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6240\u6709\u8207\u7528\u6236 ID 1000 \u76f8\u95dc\u7684\u6578\u64da\u90fd\u5b58\u5132\u5728\u540c\u4e00\u500b\u54c8\u5e0c\u4e2d\uff0c\u907f\u514d\u4e86\u91cd\u8907\u9375\u7684\u554f\u984c\u3002<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u5217\u8868\u6216\u96c6\u5408\uff1a<\/strong>\u5982\u679c\u9700\u8981\u5b58\u5132\u591a\u500b\u503c\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u5217\u8868\u6216\u96c6\u5408\u3002\u9019\u6a23\u53ef\u4ee5\u4fdd\u7559\u6240\u6709\u7684\u503c\uff0c\u800c\u4e0d\u6703\u56e0\u70ba\u91cd\u8907\u9375\u800c\u4e1f\u5931\u6578\u64da\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ul>\n<pre><code>LPUSH user:1000:messages \"Hello\"\nLPUSH user:1000:messages \"How are you?\"<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u6240\u6709\u7684\u6d88\u606f\u90fd\u6703\u88ab\u4fdd\u7559\u5728\u7528\u6236 1000 \u7684\u6d88\u606f\u5217\u8868\u4e2d\u3002<\/p>\n<h2 id=\"%e7%89%88%e6%9c%ac%e6%8e%a7%e5%88%b6%e7%9a%84%e5%af%a6%e7%8f%be-WcaGrTvcrP\">\u7248\u672c\u63a7\u5236\u7684\u5be6\u73fe<\/h2>\n<p>\u5c0d\u65bc\u9700\u8981\u7248\u672c\u63a7\u5236\u7684\u5834\u666f\uff0c\u53ef\u4ee5\u8003\u616e\u5728\u9375\u540d\u4e2d\u52a0\u5165\u7248\u672c\u865f\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SET user:1000:v1 \"Alice\"\nSET user:1000:v2 \"Alice Smith\"<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u4fdd\u7559\u4e0d\u540c\u7248\u672c\u7684\u6578\u64da\uff0c\u4e26\u4e14\u4e0d\u6703\u56e0\u70ba\u91cd\u8907\u9375\u800c\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-lua-%e8%85%b3%e6%9c%ac%e9%80%b2%e8%a1%8c%e5%8e%9f%e5%ad%90%e6%93%8d%e4%bd%9c-WcaGrTvcrP\">\u4f7f\u7528 Lua \u8173\u672c\u9032\u884c\u539f\u5b50\u64cd\u4f5c<\/h2>\n<p>Redis \u9084\u652f\u6301 Lua \u8173\u672c\uff0c\u9019\u4f7f\u5f97\u6211\u5011\u53ef\u4ee5\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\u539f\u5b50\u64cd\u4f5c\uff0c\u5f9e\u800c\u6709\u6548\u5730\u8655\u7406\u91cd\u8907\u9375\u7684\u554f\u984c\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>eval \"if redis.call('EXISTS', KEYS[1]) == 0 then return redis.call('SET', KEYS[1], ARGV[1]) else return 'Key exists' end\" 1 mykey \"value\"<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u6aa2\u67e5\u9375\u662f\u5426\u5b58\u5728\uff0c\u5982\u679c\u4e0d\u5b58\u5728\u5247\u8a2d\u7f6e\u503c\uff0c\u5426\u5247\u8fd4\u56de\u63d0\u793a\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-WcaGrTvcrP\">\u7d50\u8ad6<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u8655\u7406\u91cd\u8907\u9375\u7684\u554f\u984c\uff0c\u901a\u904e\u4f7f\u7528\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u4ee5\u53ca\u7248\u672c\u63a7\u5236\u7b49\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\uff0c\u907f\u514d\u6578\u64da\u4e1f\u5931\u3002\u9019\u4e9b\u529f\u80fd\u4f7f\u5f97 Redis \u6210\u70ba\u4e00\u500b\u9748\u6d3b\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u9069\u5408\u5404\u7a2e\u61c9\u7528\u5834\u666f\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u61c9\u7528\u4e2d\u4f7f\u7528 Redis \u6709\u9032\u4e00\u6b65\u7684\u8208\u8da3\uff0c\u6216\u8005\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u96a8\u6642\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis \u70ba\u91cd\u8907 Key \u63d0\u4f9b\u65b0\u751f\u547d\uff0c\u900f\u904e\u9ad8\u6548\u7684\u8cc7\u6599\u7ba1\u7406\u8207\u5feb\u53d6\u6a5f\u5236\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u6578\u64da\u8655\u7406\u6548\u7387\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-99434","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99434","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=99434"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99434\/revisions"}],"predecessor-version":[{"id":99435,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99434\/revisions\/99435"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=99434"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=99434"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=99434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}