{"id":188740,"date":"2024-11-12T01:22:25","date_gmt":"2024-11-11T17:22:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/188740\/"},"modified":"2024-11-12T01:22:26","modified_gmt":"2024-11-11T17:22:26","slug":"%e6%8e%a2%e7%b4%a2redis%e4%b8%ad%e7%9c%8b%e5%8f%8a%e8%a8%ad%e7%bd%ae%e6%9c%89%e6%95%88%e6%9c%9f%e7%9a%84%e5%91%bd%e4%bb%a4%ef%bc%88redis%e7%9c%8b%e6%9c%89%e6%95%88%e6%9c%9f%e7%9a%84%e5%91%bd%e4%bb%a4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/188740\/","title":{"rendered":"\u63a2\u7d22Redis\u4e2d\u770b\u53ca\u8a2d\u7f6e\u6709\u6548\u671f\u7684\u547d\u4ee4\uff08redis\u770b\u6709\u6548\u671f\u7684\u547d\u4ee4\uff09"},"content":{"rendered":"<h1 id=\"%e6%8e%a2%e7%b4%a2redis%e4%b8%ad%e7%9c%8b%e5%8f%8a%e8%a8%ad%e7%bd%ae%e6%9c%89%e6%95%88%e6%9c%9f%e7%9a%84%e5%91%bd%e4%bb%a4-MAtjeKwPLZ\">\u63a2\u7d22Redis\u4e2d\u770b\u53ca\u8a2d\u7f6e\u6709\u6548\u671f\u7684\u547d\u4ee4<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u5176\u652f\u6301\u7684\u6709\u6548\u671f\u8a2d\u7f6e\u529f\u80fd\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u9748\u6d3b\u7ba1\u7406\u6578\u64da\u7684\u751f\u547d\u9031\u671f\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u4e2d\u67e5\u770b\u53ca\u8a2d\u7f6e\u6709\u6548\u671f\u7684\u547d\u4ee4\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u4f7f\u7528\u9019\u4e00\u529f\u80fd\u3002<\/p>\n<h2 id=\"%e6%9c%89%e6%95%88%e6%9c%9f%e7%9a%84%e6%a6%82%e5%bf%b5-MAtjeKwPLZ\">\u6709\u6548\u671f\u7684\u6982\u5ff5<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u6709\u6548\u671f\u662f\u6307\u4e00\u500b\u9375\u5728\u88ab\u81ea\u52d5\u522a\u9664\u4e4b\u524d\u7684\u5b58\u6d3b\u6642\u9593\u3002\u7576\u4e00\u500b\u9375\u88ab\u8a2d\u7f6e\u4e86\u6709\u6548\u671f\u5f8c\uff0cRedis\u6703\u5728\u8a72\u6642\u9593\u5230\u9054\u6642\u81ea\u52d5\u5c07\u5176\u522a\u9664\u3002\u9019\u4e00\u7279\u6027\u5c0d\u65bc\u9700\u8981\u5b9a\u671f\u6e05\u7406\u904e\u671f\u6578\u64da\u7684\u61c9\u7528\u5834\u666f\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<h2 id=\"%e8%a8%ad%e7%bd%ae%e6%9c%89%e6%95%88%e6%9c%9f%e7%9a%84%e5%91%bd%e4%bb%a4-MAtjeKwPLZ\">\u8a2d\u7f6e\u6709\u6548\u671f\u7684\u547d\u4ee4<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u8a2d\u7f6e\u6709\u6548\u671f\u7684\u4e3b\u8981\u547d\u4ee4\u6709\u4ee5\u4e0b\u5e7e\u500b\uff1a<\/p>\n<ul>\n<li><code>EXPIRE<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u6709\u6548\u671f\uff08\u4ee5\u79d2\u70ba\u55ae\u4f4d\uff09\u3002<\/li>\n<li><code>PEXPIRE<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u6709\u6548\u671f\uff08\u4ee5\u6beb\u79d2\u70ba\u55ae\u4f4d\uff09\u3002<\/li>\n<li><code>EXPIREAT<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u6709\u6548\u671f\u5230\u6307\u5b9a\u7684\u6642\u9593\uff08\u4ee5UNIX\u6642\u9593\u6233\u8868\u793a\uff09\u3002<\/li>\n<li><code>PEXPIREAT<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u6709\u6548\u671f\u5230\u6307\u5b9a\u7684\u6642\u9593\uff08\u4ee5\u6beb\u79d2\u70baUNIX\u6642\u9593\u6233\u8868\u793a\uff09\u3002<\/li>\n<\/ul>\n<h3 id=\"expire%e5%91%bd%e4%bb%a4%e7%a4%ba%e4%be%8b-MAtjeKwPLZ\">EXPIRE\u547d\u4ee4\u793a\u4f8b<\/h3>\n<pre><code>EXPIRE mykey 300<\/code><\/pre>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u5c07\u9375<code>mykey<\/code>\u7684\u6709\u6548\u671f\u8a2d\u7f6e\u70ba300\u79d2\u3002\u9019\u610f\u5473\u8457\u5728300\u79d2\u5f8c\uff0c<code>mykey<\/code>\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002<\/p>\n<h3 id=\"pexpire%e5%91%bd%e4%bb%a4%e7%a4%ba%e4%be%8b-MAtjeKwPLZ\">PEXPIRE\u547d\u4ee4\u793a\u4f8b<\/h3>\n<pre><code>PEXPIRE mykey 1500<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07<code>mykey<\/code>\u7684\u6709\u6548\u671f\u8a2d\u7f6e\u70ba1500\u6beb\u79d2\uff08\u53731.5\u79d2\uff09\u3002<\/p>\n<h2 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mykey<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u8fd4\u56de<code>mykey<\/code>\u7684\u5269\u9918\u6709\u6548\u671f\uff08\u4ee5\u79d2\u70ba\u55ae\u4f4d\uff09\u3002\u5982\u679c\u8fd4\u56de\u503c\u70ba-1\uff0c\u5247\u8868\u793a\u8a72\u9375\u6c92\u6709\u8a2d\u7f6e\u6709\u6548\u671f\uff1b\u5982\u679c\u8fd4\u56de\u503c\u70ba-2\uff0c\u5247\u8868\u793a\u8a72\u9375\u4e0d\u5b58\u5728\u3002<\/p>\n<h3 id=\"pttl%e5%91%bd%e4%bb%a4%e7%a4%ba%e4%be%8b-MAtjeKwPLZ\">PTTL\u547d\u4ee4\u793a\u4f8b<\/h3>\n<pre><code>PTTL mykey<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u8fd4\u56de<code>mykey<\/code>\u7684\u5269\u9918\u6709\u6548\u671f\uff08\u4ee5\u6beb\u79d2\u70ba\u55ae\u4f4d\uff09\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-MAtjeKwPLZ\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528\u6709\u6548\u671f\u547d\u4ee4\u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>\u5982\u679c\u5c0d\u4e00\u500b\u5df2\u7d93\u8a2d\u7f6e\u4e86\u6709\u6548\u671f\u7684\u9375\u518d\u6b21\u4f7f\u7528<code>EXPIRE<\/code>\u6216<code>PEXPIRE<\/code>\u547d\u4ee4\uff0c\u5247\u65b0\u7684\u6709\u6548\u671f\u5c07\u6703\u8986\u84cb\u820a\u7684\u6709\u6548\u671f\u3002<\/li>\n<li>\u5982\u679c\u9375\u88ab\u522a\u9664\uff0c\u5247\u5176\u6709\u6548\u671f\u4e5f\u6703\u96a8\u4e4b\u6d88\u5931\u3002<\/li>\n<li>\u4f7f\u7528<code>UNLINK<\/code>\u547d\u4ee4\u522a\u9664\u9375\u6642\uff0c\u8a72\u9375\u7684\u6709\u6548\u671f\u4e5f\u6703\u88ab\u522a\u9664\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-MAtjeKwPLZ\">\u7e3d\u7d50<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u6709\u6548\u671f\u8a2d\u7f6e\u548c\u67e5\u8a62\u547d\u4ee4\uff0c\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u6709\u6548\u7ba1\u7406\u6578\u64da\u7684\u751f\u547d\u9031\u671f\u3002\u901a\u904e\u4f7f\u7528<code>EXPIRE<\/code>\u3001<code>TTL<\/code>\u7b49\u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u8a2d\u7f6e\u548c\u67e5\u770b\u9375\u7684\u6709\u6548\u671f\uff0c\u5f9e\u800c\u512a\u5316\u6578\u64da\u5b58\u5132\u548c\u7ba1\u7406\u7b56\u7565\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684<code>VPS<\/code>\u89e3\u6c7a\u65b9\u6848\uff0c\u5982<a 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