{"id":181622,"date":"2024-11-09T18:35:24","date_gmt":"2024-11-09T10:35:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/181622\/"},"modified":"2024-11-09T18:35:25","modified_gmt":"2024-11-09T10:35:25","slug":"%e6%b7%b1%e5%85%a5%e6%b7%ba%e5%87%ba%e7%94%a8redis%e6%b8%85%e7%90%86%e6%95%b8%e6%93%9a%e5%ba%abkey%ef%bc%88redis%e6%b8%85%e7%90%86key%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/181622\/","title":{"rendered":"\u6df1\u5165\u6dfa\u51fa\u7528Redis\u6e05\u7406\u6578\u64da\u5eabkey\uff08redis\u6e05\u7406key\uff09"},"content":{"rendered":"<h1 id=\"%e6%b7%b1%e5%85%a5%e6%b7%ba%e5%87%ba%e7%94%a8redis%e6%b8%85%e7%90%86%e6%95%b8%e6%93%9a%e5%ba%abkey%ef%bc%88redis%e6%b8%85%e7%90%86key%ef%bc%89-mLpPchUYjL\">\u6df1\u5165\u6dfa\u51fa\u7528Redis\u6e05\u7406\u6578\u64da\u5eabkey\uff08redis\u6e05\u7406key\uff09<\/h1>\n<p>Redis\u662f\u4e00\u7a2e\u9ad8\u6548\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\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0cRedis\u6578\u64da\u5eab\u4e2d\u53ef\u80fd\u6703\u7a4d\u7d2f\u5927\u91cf\u7684\u7121\u7528key\uff0c\u9019\u4e0d\u50c5\u6703\u4f54\u7528\u5167\u5b58\uff0c\u9084\u53ef\u80fd\u5f71\u97ff\u7cfb\u7d71\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6e05\u7406Redis\u4e2d\u7684key\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u5730\u6e05\u7406Redis\u6578\u64da\u5eab\u4e2d\u7684key\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e6%b8%85%e7%90%86redis%e4%b8%ad%e7%9a%84key-mLpPchUYjL\">\u70ba\u4ec0\u9ebc\u9700\u8981\u6e05\u7406Redis\u4e2d\u7684key<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u7684\u904e\u7a0b\u4e2d\uff0c\u96a8\u8457\u6578\u64da\u7684\u589e\u9577\uff0c\u7121\u7528\u7684key\u6703\u4e0d\u65b7\u589e\u52a0\u3002\u9019\u4e9b\u7121\u7528\u7684key\u53ef\u80fd\u662f\u904e\u671f\u7684\u6578\u64da\u3001\u6e2c\u8a66\u6578\u64da\u6216\u662f\u5df2\u7d93\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u3002\u6e05\u7406\u9019\u4e9bkey\u7684\u539f\u56e0\u4e3b\u8981\u6709\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u7bc0\u7701\u5167\u5b58\uff1a<\/strong>\u7121\u7528\u7684key\u6703\u4f54\u7528Redis\u7684\u5167\u5b58\u8cc7\u6e90\uff0c\u5f71\u97ff\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\uff1a<\/strong>\u6e05\u7406\u7121\u7528\u7684key\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u7684\u6548\u7387\uff0c\u6e1b\u5c11\u67e5\u8a62\u5ef6\u9072\u3002<\/li>\n<li><strong>\u7dad\u8b77\u6578\u64da\u6574\u6f54\uff1a<\/strong>\u4fdd\u6301\u6578\u64da\u5eab\u7684\u6574\u6f54\u6709\u52a9\u65bc\u5f8c\u7e8c\u7684\u6578\u64da\u7ba1\u7406\u548c\u7dad\u8b77\u3002<\/li>\n<\/ul>\n<h2 id=\"redis%e4%b8%adkey%e7%9a%84%e9%a1%9e%e5%9e%8b-mLpPchUYjL\">Redis\u4e2dkey\u7684\u985e\u578b<\/h2>\n<p>\u5728\u6e05\u7406key\u4e4b\u524d\uff0c\u4e86\u89e3Redis\u4e2dkey\u7684\u985e\u578b\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5b57\u7b26\u4e32\uff08String\uff09\uff1a<\/strong>\u6700\u57fa\u672c\u7684\u6578\u64da\u985e\u578b\uff0c\u53ef\u4ee5\u5b58\u5132\u4efb\u4f55\u985e\u578b\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u54c8\u5e0c\uff08Hash\uff09\uff1a<\/strong>\u7528\u65bc\u5b58\u5132\u5c0d\u8c61\u7684\u5c6c\u6027\u3002<\/li>\n<li><strong>\u5217\u8868\uff08List\uff09\uff1a<\/strong>\u6709\u5e8f\u7684\u5b57\u7b26\u4e32\u96c6\u5408\u3002<\/li>\n<li><strong>\u96c6\u5408\uff08Set\uff09\uff1a<\/strong>\u7121\u5e8f\u7684\u5b57\u7b26\u4e32\u96c6\u5408\u3002<\/li>\n<li><strong>\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09\uff1a<\/strong>\u6bcf\u500b\u5143\u7d20\u90fd\u6709\u4e00\u500b\u5206\u6578\uff0c\u6839\u64da\u5206\u6578\u9032\u884c\u6392\u5e8f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b8%85%e7%90%86redis%e4%b8%ad%e7%9a%84key%e7%9a%84%e6%96%b9%e6%b3%95-mLpPchUYjL\">\u6e05\u7406Redis\u4e2d\u7684key\u7684\u65b9\u6cd5<\/h2>\n<p>\u6e05\u7406Redis\u4e2d\u7684key\u53ef\u4ee5\u901a\u904e\u591a\u7a2e\u65b9\u6cd5\u5be6\u73fe\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8expire%e5%91%bd%e4%bb%a4-mLpPchUYjL\">1. \u4f7f\u7528EXPIRE\u547d\u4ee4<\/h3>\n<p>EXPIRE\u547d\u4ee4\u53ef\u4ee5\u8a2d\u7f6ekey\u7684\u904e\u671f\u6642\u9593\uff0c\u7576key\u904e\u671f\u5f8c\uff0cRedis\u6703\u81ea\u52d5\u522a\u9664\u8a72key\u3002\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n<pre><code>EXPIRE mykey 60<\/code><\/pre>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u5c07mykey\u7684\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u70ba60\u79d2\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8del%e5%91%bd%e4%bb%a4-mLpPchUYjL\">2. \u4f7f\u7528DEL\u547d\u4ee4<\/h3>\n<p>DEL\u547d\u4ee4\u53ef\u4ee5\u624b\u52d5\u522a\u9664\u6307\u5b9a\u7684key\u3002\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n<pre><code>DEL mykey<\/code><\/pre>\n<p>\u9019\u5c07\u7acb\u5373\u522a\u9664mykey\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8scan%e5%91%bd%e4%bb%a4-mLpPchUYjL\">3. \u4f7f\u7528SCAN\u547d\u4ee4<\/h3>\n<p>SCAN\u547d\u4ee4\u53ef\u4ee5\u7528\u65bc\u904d\u6b77\u6240\u6709\u7684key\uff0c\u4e26\u6839\u64da\u7279\u5b9a\u689d\u4ef6\u9032\u884c\u522a\u9664\u3002\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nSCAN 0 MATCH prefix:* COUNT 1000\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u5c07\u67e5\u627e\u6240\u6709\u4ee5prefix:\u958b\u982d\u7684key\uff0c\u4e26\u8fd4\u56de\u6700\u591a1000\u500b\u7d50\u679c\u3002\u53ef\u4ee5\u6839\u64da\u8fd4\u56de\u7684\u7d50\u679c\u9032\u884c\u522a\u9664\u3002<\/p>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8redis%e7%9a%84%e9%8d%b5%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5-mLpPchUYjL\">4. \u4f7f\u7528Redis\u7684\u9375\u904e\u671f\u7b56\u7565<\/h3>\n<p>Redis\u652f\u6301\u591a\u7a2e\u9375\u904e\u671f\u7b56\u7565\uff0c\u5305\u62ec\u5b9a\u671f\u522a\u9664\u548c\u60f0\u6027\u522a\u9664\u3002\u5b9a\u671f\u522a\u9664\u6703\u5728\u6bcf\u6b21\u57f7\u884c\u547d\u4ee4\u6642\u96a8\u6a5f\u522a\u9664\u4e00\u4e9b\u904e\u671f\u7684key\uff0c\u800c\u60f0\u6027\u522a\u9664\u5247\u662f\u5728\u8a2a\u554fkey\u6642\u6aa2\u67e5\u5176\u662f\u5426\u904e\u671f\u3002\u9019\u4e9b\u7b56\u7565\u53ef\u4ee5\u5e6b\u52a9\u81ea\u52d5\u6e05\u7406\u904e\u671f\u7684key\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-mLpPchUYjL\">\u7e3d\u7d50<\/h2>\n<p>\u6e05\u7406Redis\u4e2d\u7684key\u662f\u7dad\u8b77\u6578\u64da\u5eab\u6027\u80fd\u548c\u6574\u6f54\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u4f7f\u7528EXPIRE\u3001DEL\u3001SCAN\u7b49\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u548c\u6e05\u7406\u7121\u7528\u7684key\u3002\u6b64\u5916\uff0c\u4e86\u89e3Redis\u7684\u9375\u904e\u671f\u7b56\u7565\u4e5f\u80fd\u5e6b\u52a9\u60a8\u81ea\u52d5\u5316\u6e05\u7406\u904e\u7a0b\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">VPS<\/a>\u89e3\u6c7a\u65b9\u6848\u53ef\u4ee5\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\uff0c\u9032\u4e00\u6b65\u63d0\u5347Redis\u7684\u4f7f\u7528\u9ad4\u9a57\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528Redis\u6709\u6548\u6e05\u7406\u6578\u64da\u5eab\u4e2d\u7684key\uff0c\u7c21\u55ae\u6613\u61c2\u7684\u6b65\u9a5f\u5e6b\u52a9\u4f60\u512a\u5316\u6578\u64da\u7ba1\u7406\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-181622","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181622","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=181622"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181622\/revisions"}],"predecessor-version":[{"id":181623,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181622\/revisions\/181623"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=181622"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=181622"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=181622"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}