{"id":132471,"date":"2024-10-30T21:54:18","date_gmt":"2024-10-30T13:54:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/132471\/"},"modified":"2024-10-30T21:54:18","modified_gmt":"2024-10-30T13:54:18","slug":"redis%e9%99%90%e5%88%b6key%e6%9c%80%e5%a4%a7%e5%80%bc%e7%9a%84%e7%ae%a1%e7%90%86%e7%ad%96%e7%95%a5%ef%bc%88redis%e9%99%90%e5%88%b6key%e5%80%8b%e6%95%b8%ef%bc%89-2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/132471\/","title":{"rendered":"Redis\u9650\u5236Key\u6700\u5927\u503c\u7684\u7ba1\u7406\u7b56\u7565\uff08redis\u9650\u5236key\u500b\u6578\uff09"},"content":{"rendered":"<h1 id=\"redis%e9%99%90%e5%88%b6key%e6%9c%80%e5%a4%a7%e5%80%bc%e7%9a%84%e7%ae%a1%e7%90%86%e7%ad%96%e7%95%a5%ef%bc%88redis%e9%99%90%e5%88%b6key%e5%80%8b%e6%95%b8%ef%bc%89-EEqbGozZAp\">Redis\u9650\u5236Key\u6700\u5927\u503c\u7684\u7ba1\u7406\u7b56\u7565\uff08redis\u9650\u5236key\u500b\u6578\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u3002\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u589e\u9577\uff0c\u7ba1\u7406Redis\u4e2d\u7684Key\u6578\u91cf\u8b8a\u5f97\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u9650\u5236Key\u6700\u5927\u503c\u7684\u7ba1\u7406\u7b56\u7565\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u63a7\u5236\u548c\u512a\u5316\u5176\u6578\u64da\u5b58\u5132\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e9%99%90%e5%88%b6key%e7%9a%84%e6%95%b8%e9%87%8f%ef%bc%9f-EEqbGozZAp\">\u70ba\u4ec0\u9ebc\u9700\u8981\u9650\u5236Key\u7684\u6578\u91cf\uff1f<\/h2>\n<p>\u5728Redis\u4e2d\uff0cKey\u7684\u6578\u91cf\u7121\u9650\u5236\uff0c\u4f46\u904e\u591a\u7684Key\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u548c\u5167\u5b58\u6d6a\u8cbb\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b\u9700\u8981\u9650\u5236Key\u6578\u91cf\u7684\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u5f71\u97ff\uff1a<\/strong>\u7576Key\u7684\u6578\u91cf\u904e\u591a\u6642\uff0cRedis\u7684\u67e5\u8a62\u548c\u64cd\u4f5c\u901f\u5ea6\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\uff0c\u7279\u5225\u662f\u5728\u9032\u884c\u6383\u63cf\u64cd\u4f5c\u6642\u3002<\/li>\n<li><strong>\u5167\u5b58\u7ba1\u7406\uff1a<\/strong>\u6bcf\u500bKey\u90fd\u4f54\u7528\u5167\u5b58\uff0c\u904e\u591a\u7684Key\u6703\u5c0e\u81f4\u5167\u5b58\u4f7f\u7528\u4e0d\u7576\uff0c\u5f71\u97ff\u6574\u9ad4\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/li>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u904e\u591a\u7684Key\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\uff0c\u7279\u5225\u662f\u5728\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"redis%e9%99%90%e5%88%b6key%e6%95%b8%e9%87%8f%e7%9a%84%e7%ad%96%e7%95%a5-EEqbGozZAp\">Redis\u9650\u5236Key\u6578\u91cf\u7684\u7b56\u7565<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u7ba1\u7406Redis\u4e2d\u7684Key\u6578\u91cf\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-EEqbGozZAp\">1. \u4f7f\u7528\u904e\u671f\u6642\u9593<\/h3>\n<p>Redis\u63d0\u4f9b\u4e86\u8a2d\u7f6eKey\u904e\u671f\u6642\u9593\u7684\u529f\u80fd\u3002\u901a\u904e\u70ba\u4e0d\u518d\u9700\u8981\u7684Key\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u81ea\u52d5\u6e05\u7406\u904e\u671f\u7684\u6578\u64da\uff0c\u5f9e\u800c\u63a7\u5236Key\u7684\u6578\u91cf\u3002<\/p>\n<pre><code>SET mykey \"value\"\nEXPIRE mykey 3600  # \u8a2d\u7f6emykey\u57283600\u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8lru%ef%bc%88%e6%9c%80%e8%bf%91%e6%9c%80%e5%b0%91%e4%bd%bf%e7%94%a8%ef%bc%89%e7%ad%96%e7%95%a5-EEqbGozZAp\">2. \u4f7f\u7528LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u7b56\u7565<\/h3>\n<p>Redis\u652f\u6301LRU\u7b97\u6cd5\u4f86\u81ea\u52d5\u522a\u9664\u4e0d\u5e38\u7528\u7684Key\u3002\u901a\u904e\u8a2d\u7f6e\u6700\u5927\u5167\u5b58\u9650\u5236\uff0cRedis\u6703\u81ea\u52d5\u522a\u9664\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684Key\uff0c\u4ee5\u91cb\u653e\u5167\u5b58\u3002<\/p>\n<pre><code>CONFIG SET maxmemory 100mb\nCONFIG SET maxmemory-policy allkeys-lru  # \u8a2d\u7f6eLRU\u7b56\u7565\n<\/code><\/pre>\n<h3 id=\"3-%e5%ae%9a%e6%9c%9f%e6%b8%85%e7%90%86-EEqbGozZAp\">3. \u5b9a\u671f\u6e05\u7406<\/h3>\n<p>\u9664\u4e86\u81ea\u52d5\u904e\u671f\u548cLRU\u7b56\u7565\uff0c\u9084\u53ef\u4ee5\u5b9a\u671f\u904b\u884c\u6e05\u7406\u4efb\u52d9\uff0c\u624b\u52d5\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684Key\u3002\u9019\u53ef\u4ee5\u901a\u904e\u8173\u672c\u6216\u5b9a\u6642\u4efb\u52d9\u4f86\u5be6\u73fe\u3002<\/p>\n<pre><code>DEL mykey  # \u522a\u9664\u6307\u5b9a\u7684Key\n<\/code><\/pre>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8%e5%91%bd%e5%90%8d%e7%a9%ba%e9%96%93-EEqbGozZAp\">4. \u4f7f\u7528\u547d\u540d\u7a7a\u9593<\/h3>\n<p>\u901a\u904e\u4f7f\u7528\u547d\u540d\u7a7a\u9593\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u7d44\u7e54Key\uff0c\u4e26\u5728\u9700\u8981\u6642\u6279\u91cf\u522a\u9664\u67d0\u4e00\u985eKey\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u524d\u7db4\u4f86\u6a19\u8b58\u4e0d\u540c\u7684\u61c9\u7528\u6216\u6a21\u584a\u3002<\/p>\n<pre><code>SET app1:user:1 \"value\"\nSET app1:user:2 \"value\"\nDEL app1:*  # \u522a\u9664\u6240\u6709app1\u547d\u540d\u7a7a\u9593\u4e0b\u7684Key\n<\/code><\/pre>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4-EEqbGozZAp\">\u76e3\u63a7\u548c\u8abf\u6574<\/h2>\n<p>\u6301\u7e8c\u76e3\u63a7Redis\u7684\u6027\u80fd\u548c\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u5167\u5efa\u547d\u4ee4\u5982INFO\u4f86\u7372\u53d6\u7576\u524d\u7684Key\u6578\u91cf\u548c\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e26\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u8abf\u6574\u7ba1\u7406\u7b56\u7565\u3002<\/p>\n<pre><code>INFO keyspace  # \u7372\u53d6Key\u7a7a\u9593\u7684\u7d71\u8a08\u4fe1\u606f\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-EEqbGozZAp\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u6642\uff0c\u5408\u7406\u7ba1\u7406Key\u7684\u6578\u91cf\u662f\u78ba\u4fdd\u7cfb\u7d71\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u95dc\u9375\u3002\u901a\u904e\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3001\u4f7f\u7528LRU\u7b56\u7565\u3001\u5b9a\u671f\u6e05\u7406\u548c\u547d\u540d\u7a7a\u9593\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u63a7\u5236Key\u7684\u6578\u91cf\uff0c\u5f9e\u800c\u63d0\u5347Redis\u7684\u904b\u884c\u6548\u7387\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code>VPS<\/code>\u3001<code>\u9999\u6e2fVPS<\/code>\u3001<code>\u4f3a\u670d\u5668<\/code>\u3001<code>\u96f2\u4f3a\u670d\u5668<\/code>\u7b49\u76f8\u95dc\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u9650\u5236Key\u6700\u5927\u503c\u7684\u7ba1\u7406\u7b56\u7565\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u63a7\u5236Key\u4e2a\u6570\uff0c\u4f18\u5316\u6027\u80fd\u4e0e\u8d44\u6e90\u4f7f\u7528\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-132471","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/132471","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=132471"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/132471\/revisions"}],"predecessor-version":[{"id":132472,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/132471\/revisions\/132472"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=132471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=132471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=132471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}