{"id":134455,"date":"2024-10-31T00:18:17","date_gmt":"2024-10-30T16:18:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/134455\/"},"modified":"2024-10-31T00:18:18","modified_gmt":"2024-10-30T16:18:18","slug":"redis%e6%b0%b8%e4%b8%8d%e9%81%8e%e6%9c%9f%e7%9a%84key%ef%bc%88redis%e7%9a%84key%e4%b8%8d%e5%a4%b1%e6%95%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/134455\/","title":{"rendered":"Redis\u6c38\u4e0d\u904e\u671f\u7684Key\uff08redis\u7684key\u4e0d\u5931\u6548\uff09"},"content":{"rendered":"<h1 id=\"redis%e6%b0%b8%e4%b8%8d%e9%81%8e%e6%9c%9f%e7%9a%84key%ef%bc%88redis%e7%9a%84key%e4%b8%8d%e5%a4%b1%e6%95%88%ef%bc%89-tVLhNloJDK\">Redis\u6c38\u4e0d\u904e\u671f\u7684Key\uff08redis\u7684key\u4e0d\u5931\u6548\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u3002Redis\u7684\u7279\u6027\u4e4b\u4e00\u662f\u80fd\u5920\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u9019\u5c0d\u65bc\u8a31\u591a\u61c9\u7528\u4f86\u8aaa\u662f\u975e\u5e38\u6709\u7528\u7684\u3002\u7136\u800c\uff0c\u6709\u6642\u5019\u6211\u5011\u9700\u8981\u67d0\u4e9b\u9375\u6c38\u4e0d\u904e\u671f\uff0c\u9019\u5c31\u9700\u8981\u4e86\u89e3\u5982\u4f55\u5728Redis\u4e2d\u5be6\u73fe\u6c38\u4e0d\u904e\u671f\u7684\u9375\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-tVLhNloJDK\">Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\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\u7b49\u3002\u5b83\u7684\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7684\u9996\u9078\u3002Redis\u7684\u9375\u53ef\u4ee5\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u9019\u610f\u5473\u8457\u5728\u6307\u5b9a\u7684\u6642\u9593\u5f8c\uff0c\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a8%ad%e7%bd%ae%e6%b0%b8%e4%b8%8d%e9%81%8e%e6%9c%9f%e7%9a%84%e9%8d%b5-tVLhNloJDK\">\u5982\u4f55\u8a2d\u7f6e\u6c38\u4e0d\u904e\u671f\u7684\u9375<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u5982 <code>EXPIRE<\/code> \u6216 <code>SETEX<\/code>\u3002\u5982\u679c\u5e0c\u671b\u67d0\u500b\u9375\u6c38\u4e0d\u904e\u671f\uff0c\u53ef\u4ee5\u7c21\u55ae\u5730\u4e0d\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET mykey \"Hello, Redis!\"  # \u8a2d\u7f6e\u4e00\u500b\u9375\uff0c\u6c92\u6709\u904e\u671f\u6642\u9593\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u9375 <code>mykey<\/code> \u5c07\u6c38\u9060\u5b58\u5728\uff0c\u9664\u975e\u624b\u52d5\u522a\u9664\u5b83\u3002<\/p>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e9%8d%b5%e7%9a%84%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-tVLhNloJDK\">\u6aa2\u67e5\u9375\u7684\u904e\u671f\u6642\u9593<\/h2>\n<p>\u5982\u679c\u4f60\u60f3\u6aa2\u67e5\u67d0\u500b\u9375\u662f\u5426\u6709\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>TTL<\/code> \u547d\u4ee4\u3002\u9019\u500b\u547d\u4ee4\u6703\u8fd4\u56de\u9375\u7684\u5269\u9918\u751f\u5b58\u6642\u9593\uff08\u4ee5\u79d2\u70ba\u55ae\u4f4d\uff09\u3002\u5982\u679c\u9375\u6c92\u6709\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u5247\u8fd4\u56de <code>-1<\/code>\u3002<\/p>\n<pre><code>TTL mykey  # \u6aa2\u67e5 mykey \u7684\u904e\u671f\u6642\u9593\n<\/code><\/pre>\n<h2 id=\"%e5%88%aa%e9%99%a4%e9%8d%b5-tVLhNloJDK\">\u522a\u9664\u9375<\/h2>\n<p>\u5982\u679c\u9700\u8981\u522a\u9664\u4e00\u500b\u9375\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>DEL<\/code> \u547d\u4ee4\u3002\u9019\u5c07\u7acb\u5373\u522a\u9664\u6307\u5b9a\u7684\u9375\u53ca\u5176\u5c0d\u61c9\u7684\u503c\u3002<\/p>\n<pre><code>DEL mykey  # \u522a\u9664 mykey\n<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e5%a0%b4%e6%99%af-tVLhNloJDK\">\u4f7f\u7528\u5834\u666f<\/h2>\n<p>\u8a2d\u7f6e\u6c38\u4e0d\u904e\u671f\u7684\u9375\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u914d\u7f6e\u6578\u64da\uff1a<\/strong>\u61c9\u7528\u7a0b\u5e8f\u7684\u914d\u7f6e\u6578\u64da\u901a\u5e38\u9700\u8981\u9577\u671f\u4fdd\u5b58\uff0c\u9019\u4e9b\u6578\u64da\u4e0d\u61c9\u8a72\u904e\u671f\u3002<\/li>\n<li><strong>\u7528\u6236\u6703\u8a71\uff1a<\/strong>\u67d0\u4e9b\u7528\u6236\u6703\u8a71\u4fe1\u606f\u53ef\u80fd\u9700\u8981\u9577\u671f\u4fdd\u5b58\uff0c\u4ee5\u4fbf\u7528\u6236\u4e0b\u6b21\u767b\u9304\u6642\u80fd\u5920\u6062\u5fa9\u3002<\/li>\n<li><strong>\u7de9\u5b58\u6578\u64da\uff1a<\/strong>\u67d0\u4e9b\u7de9\u5b58\u6578\u64da\u53ef\u80fd\u9700\u8981\u9577\u671f\u5b58\u5728\uff0c\u4ee5\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-tVLhNloJDK\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u96d6\u7136\u8a2d\u7f6e\u6c38\u4e0d\u904e\u671f\u7684\u9375\u975e\u5e38\u65b9\u4fbf\uff0c\u4f46\u4e5f\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u5167\u5b58\u7ba1\u7406\uff1a\u9577\u671f\u5b58\u5728\u7684\u9375\u6703\u4f54\u7528\u5167\u5b58\uff0c\u53ef\u80fd\u5c0e\u81f4\u5167\u5b58\u4e0d\u8db3\u7684\u554f\u984c\u3002<\/li>\n<li>\u6578\u64da\u4e00\u81f4\u6027\uff1a\u78ba\u4fdd\u6c38\u4e0d\u904e\u671f\u7684\u6578\u64da\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\u4fdd\u6301\u4e00\u81f4\u6027\uff0c\u907f\u514d\u904e\u6642\u7684\u4fe1\u606f\u5f71\u97ff\u696d\u52d9\u908f\u8f2f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-tVLhNloJDK\">\u7e3d\u7d50<\/h2>\n<p>\u5728Redis\u4e2d\u8a2d\u7f6e\u6c38\u4e0d\u904e\u671f\u7684\u9375\u662f\u4e00\u500b\u7c21\u55ae\u800c\u6709\u6548\u7684\u64cd\u4f5c\uff0c\u9019\u5c0d\u65bc\u8a31\u591a\u61c9\u7528\u5834\u666f\u4f86\u8aaa\u90fd\u662f\u5fc5\u9700\u7684\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528Redis\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u3002\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u9999\u6e2f\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u4e0a\u90e8\u7f72Redis\u6709\u8208\u8da3\uff0c\u8acb\u96a8\u6642\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u4e2d\u6c38\u4e0d\u904e\u671f\u7684Key\u8a2d\u7f6e\uff0c\u4e86\u89e3\u5982\u4f55\u4fdd\u6301\u6578\u64da\u6301\u4e45\u6027\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u53ef\u9760\u6027\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-134455","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/134455","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=134455"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/134455\/revisions"}],"predecessor-version":[{"id":134456,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/134455\/revisions\/134456"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=134455"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=134455"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=134455"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}