{"id":167705,"date":"2024-11-06T04:27:23","date_gmt":"2024-11-05T20:27:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167705\/"},"modified":"2024-11-06T04:27:24","modified_gmt":"2024-11-05T20:27:24","slug":"%e5%88%a9%e7%94%a8redis%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e7%9a%84%e7%8d%b2%e5%8f%96%e8%88%87%e5%88%aa%e9%99%a4%ef%bc%88redis-%e7%8d%b2%e5%8f%96%e5%be%8c%e5%88%aa%e9%99%a4%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167705\/","title":{"rendered":"\u5229\u7528Redis\u5be6\u73fe\u6578\u64da\u7684\u7372\u53d6\u8207\u522a\u9664\uff08redis \u7372\u53d6\u5f8c\u522a\u9664\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8redis%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e7%9a%84%e7%8d%b2%e5%8f%96%e8%88%87%e5%88%aa%e9%99%a4%ef%bc%88redis-%e7%8d%b2%e5%8f%96%e5%be%8c%e5%88%aa%e9%99%a4%ef%bc%89-vJZQqyTZsK\">\u5229\u7528Redis\u5be6\u73fe\u6578\u64da\u7684\u7372\u53d6\u8207\u522a\u9664\uff08redis \u7372\u53d6\u5f8c\u522a\u9664\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u65b9\u5f0f\u5c0d\u65bc\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\u548c\u64cd\u4f5c\uff0c\u7279\u5225\u9069\u5408\u7528\u65bc\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u5834\u666f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u5be6\u73fe\u6578\u64da\u7684\u7372\u53d6\u8207\u522a\u9664\uff0c\u7279\u5225\u662f\u201c\u7372\u53d6\u5f8c\u522a\u9664\u201d\u7684\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-vJZQqyTZsK\">\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n<p>Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\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\u7b49\u3002\u7531\u65bc\u5176\u5728\u5167\u5b58\u4e2d\u64cd\u4f5c\u6578\u64da\uff0cRedis\u7684\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u9069\u5408\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u5834\u666f\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-vJZQqyTZsK\">Redis\u7684\u57fa\u672c\u64cd\u4f5c<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u4e4b\u524d\uff0c\u6211\u5011\u9700\u8981\u4e86\u89e3\u4e00\u4e9b\u57fa\u672c\u7684\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684Redis\u547d\u4ee4\uff1a<\/p>\n<ul>\n<li><code>SET key value<\/code>\uff1a\u8a2d\u7f6e\u6307\u5b9a\u9375\u7684\u503c\u3002<\/li>\n<li><code>GET key<\/code>\uff1a\u7372\u53d6\u6307\u5b9a\u9375\u7684\u503c\u3002<\/li>\n<li><code>DEL key<\/code>\uff1a\u522a\u9664\u6307\u5b9a\u9375\u3002<\/li>\n<li><code>EXISTS key<\/code>\uff1a\u6aa2\u67e5\u6307\u5b9a\u9375\u662f\u5426\u5b58\u5728\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%8d%b2%e5%8f%96%e5%be%8c%e5%88%aa%e9%99%a4%e7%9a%84%e6%93%8d%e4%bd%9c-vJZQqyTZsK\">\u7372\u53d6\u5f8c\u522a\u9664\u7684\u64cd\u4f5c<\/h2>\n<p>\u7372\u53d6\u5f8c\u522a\u9664\uff08Get and Delete\uff09\u662f\u4e00\u7a2e\u5e38\u898b\u7684\u64cd\u4f5c\u6a21\u5f0f\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u81e8\u6642\u6578\u64da\u7684\u5834\u666f\u4e2d\u3002\u9019\u7a2e\u64cd\u4f5c\u7684\u4e3b\u8981\u76ee\u7684\u662f\u5728\u7372\u53d6\u6578\u64da\u7684\u540c\u6642\uff0c\u5c07\u5176\u5f9e\u6578\u64da\u5eab\u4e2d\u522a\u9664\uff0c\u4ee5\u907f\u514d\u91cd\u8907\u8b80\u53d6\u6216\u6578\u64da\u904e\u671f\u7684\u554f\u984c\u3002<\/p>\n<h3 id=\"%e5%af%a6%e7%8f%be%e7%8d%b2%e5%8f%96%e5%be%8c%e5%88%aa%e9%99%a4-vJZQqyTZsK\">\u5be6\u73fe\u7372\u53d6\u5f8c\u522a\u9664<\/h3>\n<p>\u5728Redis\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u901a\u904e\u4f7f\u7528Lua\u8173\u672c\u4f86\u5be6\u73fe\u7372\u53d6\u5f8c\u522a\u9664\u7684\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n-- Lua\u8173\u672c\uff1a\u7372\u53d6\u5f8c\u522a\u9664\nlocal value = redis.call('GET', KEYS[1])\nif value then\n    redis.call('DEL', KEYS[1])\nend\nreturn value\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u8173\u672c\u4e2d\uff0c\u6211\u5011\u9996\u5148\u4f7f\u7528<code>GET<\/code>\u547d\u4ee4\u7372\u53d6\u6307\u5b9a\u9375\u7684\u503c\uff0c\u7136\u5f8c\u6aa2\u67e5\u8a72\u503c\u662f\u5426\u5b58\u5728\u3002\u5982\u679c\u5b58\u5728\uff0c\u6211\u5011\u4f7f\u7528<code>DEL<\/code>\u547d\u4ee4\u522a\u9664\u8a72\u9375\u3002\u6700\u5f8c\uff0c\u8fd4\u56de\u7372\u53d6\u7684\u503c\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8%e7%a4%ba%e4%be%8b-vJZQqyTZsK\">\u4f7f\u7528\u793a\u4f8b<\/h3>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u9375\u70ba\u201csession:123\u201d\u7684\u6578\u64da\uff0c\u6211\u5011\u5e0c\u671b\u5728\u7372\u53d6\u8a72\u6578\u64da\u5f8c\u5c07\u5176\u522a\u9664\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u57f7\u884c\uff1a<\/p>\n<pre><code>\nEVAL \"local value = redis.call('GET', KEYS[1]) if value then redis.call('DEL', KEYS[1]) end return value\" 1 session:123\n<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u8fd4\u56de\u201csession:123\u201d\u9375\u7684\u503c\uff0c\u4e26\u5728\u8fd4\u56de\u5f8c\u5c07\u5176\u522a\u9664\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-vJZQqyTZsK\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528\u7372\u53d6\u5f8c\u522a\u9664\u7684\u64cd\u4f5c\u6642\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\uff1a\u5728\u9ad8\u4f75\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u6578\u64da\u7af6\u722d\u7684\u60c5\u6cc1\uff0c\u56e0\u6b64\u9700\u8981\u8003\u616e\u4f7f\u7528\u9396\u6216\u5176\u4ed6\u6a5f\u5236\u4f86\u4fdd\u8b77\u6578\u64da\u3002<\/li>\n<li>\u6027\u80fd\u8003\u91cf\uff1a\u96d6\u7136Redis\u7684\u6027\u80fd\u975e\u5e38\u9ad8\uff0c\u4f46\u5728\u983b\u7e41\u7684\u7372\u53d6\u548c\u522a\u9664\u64cd\u4f5c\u4e2d\uff0c\u4ecd\u9700\u8003\u616e\u5c0d\u6027\u80fd\u7684\u5f71\u97ff\u3002<\/li>\n<li>\u6578\u64da\u904e\u671f\u7b56\u7565\uff1a\u5982\u679c\u6578\u64da\u662f\u81e8\u6642\u7684\uff0c\u53ef\u4ee5\u8003\u616e\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u800c\u4e0d\u662f\u624b\u52d5\u522a\u9664\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-vJZQqyTZsK\">\u7e3d\u7d50<\/h2>\n<p>\u5229\u7528Redis\u5be6\u73fe\u6578\u64da\u7684\u7372\u53d6\u8207\u522a\u9664\uff0c\u7279\u5225\u662f\u7372\u53d6\u5f8c\u522a\u9664\u7684\u64cd\u4f5c\uff0c\u80fd\u5920\u6709\u6548\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u6578\u64da\u7ba1\u7406\u7684\u9748\u6d3b\u6027\u3002\u901a\u904e\u4f7f\u7528Lua\u8173\u672c\uff0c\u6211\u5011\u53ef\u4ee5\u7c21\u5316\u9019\u4e00\u904e\u7a0b\uff0c\u4e26\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u5b58\u53d6\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6027\u80fd\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528Redis\u5be6\u73fe\u6578\u64da\u7684\u7372\u53d6\u8207\u522a\u9664\uff0c\u4e86\u89e3\u7372\u53d6\u5f8c\u522a\u9664\u7684\u6700\u4f73\u5be6\u8e10\u8207\u61c9\u7528\u5834\u666f\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-167705","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167705","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=167705"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167705\/revisions"}],"predecessor-version":[{"id":167706,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167705\/revisions\/167706"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}