{"id":62223,"date":"2024-10-13T17:12:15","date_gmt":"2024-10-13T09:12:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/62223\/"},"modified":"2024-10-13T17:12:15","modified_gmt":"2024-10-13T09:12:15","slug":"keyredis%e4%b8%ad%e7%ae%a1%e7%90%86%e7%9b%b8%e5%90%8c%e5%89%8d%e7%b6%b4key%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90%ef%bc%88redis%e7%9b%b8%e5%90%8c%e5%89%8d%e7%b6%b4%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/62223\/","title":{"rendered":"keyRedis\u4e2d\u7ba1\u7406\u76f8\u540c\u524d\u7db4key\u7684\u6700\u4f73\u5be6\u8e10\uff08redis\u76f8\u540c\u524d\u7db4\uff09"},"content":{"rendered":"<h1 id=\"keyredis%e4%b8%ad%e7%ae%a1%e7%90%86%e7%9b%b8%e5%90%8c%e5%89%8d%e7%b6%b4key%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-snLltsbddY\">KeyRedis\u4e2d\u7ba1\u7406\u76f8\u540c\u524d\u7db4key\u7684\u6700\u4f73\u5be6\u8e10<\/h1>\n<p>\u5728\u4f7f\u7528Redis\u4f5c\u70ba\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u6642\uff0c\u958b\u767c\u8005\u7d93\u5e38\u6703\u9047\u5230\u9700\u8981\u7ba1\u7406\u5927\u91cf\u76f8\u540c\u524d\u7db4\u7684key\u7684\u60c5\u6cc1\u3002\u9019\u7a2e\u60c5\u6cc1\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\u975e\u5e38\u5e38\u898b\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5c0d\u6578\u64da\u9032\u884c\u5206\u7d44\u6216\u5206\u985e\u6642\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728Redis\u4e2d\u7ba1\u7406\u76f8\u540c\u524d\u7db4key\u7684\u6700\u4f73\u5be6\u8e10\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u4f7f\u7528\u9019\u4e00\u5f37\u5927\u7684\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e4%bd%bf%e7%94%a8%e7%9b%b8%e5%90%8c%e5%89%8d%e7%b6%b4%e7%9a%84key%ef%bc%9f-snLltsbddY\">\u70ba\u4ec0\u9ebc\u4f7f\u7528\u76f8\u540c\u524d\u7db4\u7684key\uff1f<\/h2>\n<p>\u4f7f\u7528\u76f8\u540c\u524d\u7db4\u7684key\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7d44\u7e54\u6578\u64da\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u61c9\u7528\u7a0b\u5e8f\u9700\u8981\u5b58\u5132\u7528\u6236\u7684\u6703\u8a71\u4fe1\u606f\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u683c\u5f0f\u7684key\uff1a<\/p>\n<pre><code>session:userId:12345<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u547d\u540d\u65b9\u5f0f\u4f7f\u5f97\u6240\u6709\u8207\u7528\u6236ID 12345 \u76f8\u95dc\u7684\u6578\u64da\u90fd\u80fd\u5920\u88ab\u6e05\u6670\u5730\u8b58\u5225\u548c\u7ba1\u7406\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-snLltsbddY\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e5%91%bd%e5%90%8d%e7%a9%ba%e9%96%93-snLltsbddY\">1. \u4f7f\u7528\u547d\u540d\u7a7a\u9593<\/h3>\n<p>\u70ba\u4e86\u907f\u514dkey\u7684\u885d\u7a81\uff0c\u5efa\u8b70\u4f7f\u7528\u547d\u540d\u7a7a\u9593\u4f86\u7d44\u7e54\u76f8\u540c\u524d\u7db4\u7684key\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u4e0d\u540c\u6a21\u584a\u6216\u529f\u80fd\u7684key\u4e0d\u6703\u4e92\u76f8\u5e72\u64fe\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>namespace:module1:key1<\/code><\/pre>\n<pre><code>namespace:module2:key1<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u7d50\u69cb\u4e0d\u50c5\u63d0\u9ad8\u4e86\u53ef\u8b80\u6027\uff0c\u9084\u80fd\u6e1b\u5c11\u56e0key\u885d\u7a81\u800c\u5c0e\u81f4\u7684\u932f\u8aa4\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8hash%e7%b5%90%e6%a7%8b-snLltsbddY\">2. \u4f7f\u7528hash\u7d50\u69cb<\/h3>\n<p>\u7576\u9700\u8981\u5b58\u5132\u591a\u500b\u5c6c\u6027\u6642\uff0c\u4f7f\u7528Redis\u7684hash\u7d50\u69cb\u662f\u4e00\u500b\u4e0d\u932f\u7684\u9078\u64c7\u3002\u9019\u6a23\u53ef\u4ee5\u5c07\u591a\u500b\u76f8\u95dc\u7684key\u5408\u4f75\u70ba\u4e00\u500bhash\uff0c\u5f9e\u800c\u6e1b\u5c11key\u7684\u6578\u91cf\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>HSET user:12345 name \"John Doe\" age 30<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5c07\u7528\u6236\u7684\u6240\u6709\u4fe1\u606f\u5b58\u5132\u5728\u4e00\u500bhash\u4e2d\uff0c\u800c\u4e0d\u662f\u4f7f\u7528\u591a\u500bkey\u3002<\/p>\n<h3 id=\"3-%e5%ae%9a%e6%9c%9f%e6%b8%85%e7%90%86%e9%81%8e%e6%9c%9fkey-snLltsbddY\">3. \u5b9a\u671f\u6e05\u7406\u904e\u671fkey<\/h3>\n<p>\u5728\u4f7f\u7528\u76f8\u540c\u524d\u7db4\u7684key\u6642\uff0c\u904e\u671f\u7684key\u53ef\u80fd\u6703\u4f54\u7528\u4e0d\u5fc5\u8981\u7684\u5167\u5b58\u3002\u5efa\u8b70\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u904e\u671f\u7684key\uff0c\u4ee5\u4fdd\u6301Redis\u7684\u6027\u80fd\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u904e\u671f\u529f\u80fd\u4f86\u81ea\u52d5\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684key\uff1a<\/p>\n<pre><code>EXPIRE session:userId:12345 3600<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u4e00\u5c0f\u6642\u5f8c\uff0c\u81ea\u52d5\u522a\u9664\u8a72key\u3002<\/p>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8lua%e8%85%b3%e6%9c%ac%e9%80%b2%e8%a1%8c%e6%89%b9%e9%87%8f%e6%93%8d%e4%bd%9c-snLltsbddY\">4. \u4f7f\u7528Lua\u8173\u672c\u9032\u884c\u6279\u91cf\u64cd\u4f5c<\/h3>\n<p>\u7576\u9700\u8981\u5c0d\u591a\u500b\u76f8\u540c\u524d\u7db4\u7684key\u9032\u884c\u64cd\u4f5c\u6642\uff0c\u4f7f\u7528Lua\u8173\u672c\u53ef\u4ee5\u63d0\u9ad8\u6548\u7387\u3002\u9019\u6a23\u53ef\u4ee5\u5c07\u591a\u500b\u64cd\u4f5c\u5408\u4f75\u70ba\u4e00\u500b\u539f\u5b50\u64cd\u4f5c\uff0c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>\nEVAL \"for i=1,100 do redis.call('SET', 'prefix:key'..i, i) end\" 0\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u4e00\u6b21\u6027\u8a2d\u7f6e\u591a\u500bkey\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-snLltsbddY\">\u7d50\u8ad6<\/h2>\n<p>\u5728Redis\u4e2d\u7ba1\u7406\u76f8\u540c\u524d\u7db4\u7684key\u662f\u4e00\u9805\u91cd\u8981\u7684\u6280\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u7d44\u7e54\u548c\u5b58\u5132\u6578\u64da\u3002\u901a\u904e\u4f7f\u7528\u547d\u540d\u7a7a\u9593\u3001hash\u7d50\u69cb\u3001\u5b9a\u671f\u6e05\u7406\u904e\u671fkey\u4ee5\u53caLua\u8173\u672c\u7b49\u6700\u4f73\u5be6\u8e10\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u53ef\u7dad\u8b77\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684Redis\u670d\u52d9\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u4e2d\u7ba1\u7406\u76f8\u540c\u524d\u7f00\u952e\u7684\u6700\u4f73\u5b9e\u8df5\uff0c\u63d0\u5347\u6570\u636e\u7ec4\u7ec7\u4e0e\u8bbf\u95ee\u6548\u7387\uff0c\u786e\u4fdd\u9ad8\u6548\u7684\u7f13\u5b58\u4e0e\u5b58\u50a8\u7b56\u7565\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-62223","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62223","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=62223"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62223\/revisions"}],"predecessor-version":[{"id":62224,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62223\/revisions\/62224"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=62223"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=62223"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=62223"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}