{"id":159267,"date":"2024-11-03T13:01:06","date_gmt":"2024-11-03T05:01:06","guid":{"rendered":"https:\/\/server.hk\/cnblog\/159267\/"},"modified":"2024-11-03T13:01:07","modified_gmt":"2024-11-03T05:01:07","slug":"%e7%b4%85%e8%89%b2%e7%9a%84%e6%a8%a1%e7%b3%8aredis%e7%9a%84%e6%a8%a1%e7%b3%8akey%e6%93%8d%e4%bd%9c%ef%bc%88redis%e6%a8%a1%e7%b3%8a%e5%8e%bbkey%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/159267\/","title":{"rendered":"\u7d05\u8272\u7684\u6a21\u7ccaRedis\u7684\u6a21\u7ccakey\u64cd\u4f5c\uff08redis\u6a21\u7cca\u53bbkey\uff09"},"content":{"rendered":"<h1 id=\"%e7%b4%85%e8%89%b2%e7%9a%84%e6%a8%a1%e7%b3%8aredis%e7%9a%84%e6%a8%a1%e7%b3%8akey%e6%93%8d%e4%bd%9c%ef%bc%88redis%e6%a8%a1%e7%b3%8a%e5%8e%bbkey%ef%bc%89-ZvvMOnzqBb\">\u7d05\u8272\u7684\u6a21\u7ccaRedis\u7684\u6a21\u7ccakey\u64cd\u4f5c\uff08redis\u6a21\u7cca\u53bbkey\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u7684\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\u5b58\u5132\u7b49\u3002\u5176\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u5730\u5b58\u53d6\u548c\u64cd\u4f5c\u6578\u64da\u3002\u5728\u4f7f\u7528Redis\u7684\u904e\u7a0b\u4e2d\uff0c\u7d93\u5e38\u9700\u8981\u5c0d\u9375\u9032\u884c\u6a21\u7cca\u5339\u914d\u548c\u64cd\u4f5c\uff0c\u9019\u6642\u5019\u5c31\u9700\u8981\u7528\u5230Redis\u7684\u6a21\u7ccakey\u64cd\u4f5c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u7684\u6a21\u7ccakey\u64cd\u4f5c\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%e6%a8%a1%e7%b3%8akey%e6%93%8d%e4%bd%9c%ef%bc%9f-ZvvMOnzqBb\">\u4ec0\u9ebc\u662f\u6a21\u7ccakey\u64cd\u4f5c\uff1f<\/h2>\n<p>\u6a21\u7ccakey\u64cd\u4f5c\u662f\u6307\u5728Redis\u4e2d\u4f7f\u7528\u901a\u914d\u7b26\u4f86\u5339\u914d\u9375\u540d\u3002\u9019\u7a2e\u64cd\u4f5c\u901a\u5e38\u7528\u65bc\u67e5\u627e\u7b26\u5408\u7279\u5b9a\u6a21\u5f0f\u7684\u9375\uff0c\u7279\u5225\u662f\u5728\u9375\u7684\u6578\u91cf\u9f90\u5927\u6642\uff0c\u80fd\u5920\u6709\u6548\u5730\u7be9\u9078\u51fa\u6240\u9700\u7684\u9375\u3002Redis\u652f\u6301\u7684\u901a\u914d\u7b26\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>*<\/code>\uff1a\u5339\u914d\u96f6\u500b\u6216\u591a\u500b\u5b57\u7b26\u3002<\/li>\n<li><code>?<\/code>\uff1a\u5339\u914d\u4e00\u500b\u5b57\u7b26\u3002<\/li>\n<li><code>[abc]<\/code>\uff1a\u5339\u914d\u65b9\u62ec\u865f\u5167\u7684\u4efb\u4e00\u5b57\u7b26\u3002<\/li>\n<li><code>[a-z]<\/code>\uff1a\u5339\u914d\u6307\u5b9a\u7bc4\u570d\u5167\u7684\u4efb\u4e00\u5b57\u7b26\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e6%a8%a1%e7%b3%8akey%e6%93%8d%e4%bd%9c%e7%9a%84%e5%91%bd%e4%bb%a4-ZvvMOnzqBb\">\u4f7f\u7528\u6a21\u7ccakey\u64cd\u4f5c\u7684\u547d\u4ee4<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u6a21\u7ccakey\u64cd\u4f5c\u547d\u4ee4\u662f<code>KEYS<\/code>\u547d\u4ee4\u3002\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u6839\u64da\u6307\u5b9a\u7684\u6a21\u5f0f\u8fd4\u56de\u6240\u6709\u5339\u914d\u7684\u9375\u3002\u4ee5\u4e0b\u662f<code>KEYS<\/code>\u547d\u4ee4\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>KEYS pattern<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u60f3\u8981\u67e5\u627e\u6240\u6709\u4ee5<code>user:<\/code>\u958b\u982d\u7684\u9375\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>KEYS user:*<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u6240\u6709\u4ee5<code>user:<\/code>\u958b\u982d\u7684\u9375\u540d\uff0c\u5982<code>user:1<\/code>\u3001<code>user:2<\/code>\u7b49\u3002<\/p>\n<h2 id=\"%e6%a8%a1%e7%b3%8akey%e6%93%8d%e4%bd%9c%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-ZvvMOnzqBb\">\u6a21\u7ccakey\u64cd\u4f5c\u7684\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u96d6\u7136<code>KEYS<\/code>\u547d\u4ee4\u975e\u5e38\u65b9\u4fbf\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u554f\u984c\uff1a<\/strong>\u7576\u6578\u64da\u5eab\u4e2d\u9375\u7684\u6578\u91cf\u975e\u5e38\u9f90\u5927\u6642\uff0c\u4f7f\u7528<code>KEYS<\/code>\u547d\u4ee4\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u56e0\u70ba\u5b83\u6703\u904d\u6b77\u6574\u500b\u9375\u7a7a\u9593\u3002<\/li>\n<li><strong>\u4e0d\u5efa\u8b70\u5728\u751f\u7522\u74b0\u5883\u4e2d\u4f7f\u7528\uff1a<\/strong>\u7531\u65bc<code>KEYS<\/code>\u547d\u4ee4\u7684\u6027\u80fd\u554f\u984c\uff0c\u5efa\u8b70\u5728\u751f\u7522\u74b0\u5883\u4e2d\u4f7f\u7528<code>SCAN<\/code>\u547d\u4ee4\u4f86\u9032\u884c\u6a21\u7cca\u5339\u914d\u3002<code>SCAN<\/code>\u547d\u4ee4\u662f\u975e\u963b\u585e\u7684\uff0c\u80fd\u5920\u9010\u6b65\u904d\u6b77\u9375\u7a7a\u9593\uff0c\u5f9e\u800c\u6e1b\u5c11\u5c0d\u6027\u80fd\u7684\u5f71\u97ff\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8scan%e5%91%bd%e4%bb%a4%e9%80%b2%e8%a1%8c%e6%a8%a1%e7%b3%8akey%e6%93%8d%e4%bd%9c-ZvvMOnzqBb\">\u4f7f\u7528SCAN\u547d\u4ee4\u9032\u884c\u6a21\u7ccakey\u64cd\u4f5c<\/h2>\n<p>\u8207<code>KEYS<\/code>\u547d\u4ee4\u76f8\u6bd4\uff0c<code>SCAN<\/code>\u547d\u4ee4\u63d0\u4f9b\u4e86\u4e00\u7a2e\u66f4\u5b89\u5168\u548c\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u904d\u6b77\u9375\u3002\u5176\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SCAN cursor [MATCH pattern] [COUNT count]<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>cursor<\/code>\u662f\u6e38\u6a19\uff0c\u521d\u59cb\u503c\u70ba0\uff1b<code>MATCH<\/code>\u7528\u65bc\u6307\u5b9a\u5339\u914d\u6a21\u5f0f\uff1b<code>COUNT<\/code>\u7528\u65bc\u6307\u5b9a\u6bcf\u6b21\u8fd4\u56de\u7684\u9375\u6578\u91cf\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528<code>SCAN<\/code>\u547d\u4ee4\u67e5\u627e\u4ee5<code>user:<\/code>\u958b\u982d\u7684\u9375\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n127.0.0.1:6379&gt; SCAN 0 MATCH user:* COUNT 10\n<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u5c07\u8fd4\u56de\u6700\u591a10\u500b\u4ee5<code>user:<\/code>\u958b\u982d\u7684\u9375\uff0c\u4e26\u4e14\u4e0d\u6703\u5f71\u97ffRedis\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-ZvvMOnzqBb\">\u7d50\u8ad6<\/h2>\n<p>\u6a21\u7ccakey\u64cd\u4f5c\u5728Redis\u4e2d\u662f\u4e00\u500b\u975e\u5e38\u5be6\u7528\u7684\u529f\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5feb\u901f\u67e5\u627e\u548c\u64cd\u4f5c\u9375\u3002\u7136\u800c\uff0c\u7531\u65bc\u6027\u80fd\u8003\u91cf\uff0c\u5efa\u8b70\u5728\u751f\u7522\u74b0\u5883\u4e2d\u4f7f\u7528<code>SCAN<\/code>\u547d\u4ee4\u4f86\u66ff\u4ee3<code>KEYS<\/code>\u547d\u4ee4\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528\u9019\u4e9b\u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u7ba1\u7406Redis\u4e2d\u7684\u6578\u64da\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc<code>VPS<\/code>\u3001<code>\u9999\u6e2fVPS<\/code>\u6216\u5176\u4ed6\u76f8\u95dc\u7684<code>\u4e91\u670d\u52a1\u5668<\/code>\u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK&lt;\/<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u7684\u6a21\u7ccakey\u64cd\u4f5c\uff0c\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u7ba1\u7406\u548c\u522a\u9664\u7d05\u8272\u6a21\u7ccakey\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\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-159267","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159267","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=159267"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159267\/revisions"}],"predecessor-version":[{"id":159268,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159267\/revisions\/159268"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=159267"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=159267"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=159267"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}