{"id":127222,"date":"2024-10-26T09:16:20","date_gmt":"2024-10-26T01:16:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/127222\/"},"modified":"2024-10-26T09:16:20","modified_gmt":"2024-10-26T01:16:20","slug":"redis-%e7%86%b1-key-%e5%a4%b1%e6%95%88%e4%b8%80%e5%80%8b%e6%8c%91%e6%88%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/127222\/","title":{"rendered":"Redis \u71b1 Key \u5931\u6548\u4e00\u500b\u6311\u6230"},"content":{"rendered":"<h1 id=\"redis-%e7%86%b1-key-%e5%a4%b1%e6%95%88%e4%b8%80%e5%80%8b%e6%8c%91%e6%88%b0-JxRjZCKamj\">Redis \u71b1 Key \u5931\u6548\u4e00\u500b\u6311\u6230<\/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\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u3002\u7136\u800c\uff0c\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u589e\u9577\u548c\u7528\u6236\u9700\u6c42\u7684\u8b8a\u5316\uff0cRedis \u4e2d\u7684\u71b1 Key \u554f\u984c\u9010\u6f38\u6210\u70ba\u4e00\u500b\u4e0d\u5bb9\u5ffd\u8996\u7684\u6311\u6230\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u71b1 Key \u7684\u5b9a\u7fa9\u3001\u6210\u56e0\u53ca\u5176\u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u5f71\u97ff\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e7%86%b1-key%ef%bc%9f-JxRjZCKamj\">\u4ec0\u9ebc\u662f\u71b1 Key\uff1f<\/h2>\n<p>\u71b1 Key \u662f\u6307\u5728\u4e00\u6bb5\u6642\u9593\u5167\u88ab\u983b\u7e41\u8a2a\u554f\u7684\u9375\u3002\u9019\u4e9b\u9375\u7684\u8a2a\u554f\u91cf\u9060\u9ad8\u65bc\u5176\u4ed6\u9375\uff0c\u5c0e\u81f4 Redis \u7684\u6027\u80fd\u74f6\u9838\u3002\u71b1 Key \u7684\u51fa\u73fe\u901a\u5e38\u8207\u61c9\u7528\u7a0b\u5e8f\u7684\u7279\u6027\u6709\u95dc\uff0c\u4f8b\u5982\u71b1\u9580\u5546\u54c1\u7684\u67e5\u8a62\u3001\u793e\u4ea4\u5a92\u9ad4\u7684\u71b1\u9580\u5e16\u5b50\u7b49\u3002<\/p>\n<h2 id=\"%e7%86%b1-key-%e7%9a%84%e6%88%90%e5%9b%a0-JxRjZCKamj\">\u71b1 Key \u7684\u6210\u56e0<\/h2>\n<ul>\n<li><strong>\u7528\u6236\u884c\u70ba\uff1a<\/strong>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u7279\u5b9a\u7684\u6578\u64da\u6703\u56e0\u70ba\u7528\u6236\u7684\u884c\u70ba\u800c\u8b8a\u5f97\u71b1\u9580\u3002\u4f8b\u5982\uff0c\u67d0\u500b\u5546\u54c1\u5728\u4fc3\u92b7\u671f\u9593\u53ef\u80fd\u6703\u6210\u70ba\u71b1 Key\u3002<\/li>\n<li><strong>\u61c9\u7528\u7a0b\u5e8f\u8a2d\u8a08\uff1a<\/strong>\u5982\u679c\u61c9\u7528\u7a0b\u5e8f\u7684\u8a2d\u8a08\u4e0d\u5920\u5408\u7406\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u67d0\u4e9b\u9375\u7684\u8a2a\u554f\u91cf\u904e\u9ad8\u3002\u4f8b\u5982\uff0c\u6240\u6709\u7528\u6236\u90fd\u67e5\u8a62\u540c\u4e00\u500b\u7d71\u8a08\u6578\u64da\u3002<\/li>\n<li><strong>\u6578\u64da\u6a21\u578b\uff1a<\/strong>\u4e0d\u5408\u7406\u7684\u6578\u64da\u6a21\u578b\u4e5f\u53ef\u80fd\u5c0e\u81f4\u71b1 Key \u7684\u51fa\u73fe\u3002\u4f8b\u5982\uff0c\u5c07\u6240\u6709\u7528\u6236\u7684\u6578\u64da\u5b58\u5132\u5728\u540c\u4e00\u500b\u9375\u4e0b\uff0c\u6703\u5c0e\u81f4\u8a72\u9375\u7684\u8a2a\u554f\u91cf\u6fc0\u589e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%86%b1-key-%e5%b0%8d%e7%b3%bb%e7%b5%b1%e6%80%a7%e8%83%bd%e7%9a%84%e5%bd%b1%e9%9f%bf-JxRjZCKamj\">\u71b1 Key \u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u5f71\u97ff<\/h2>\n<p>\u71b1 Key \u7684\u5b58\u5728\u6703\u5c0d Redis \u7684\u6027\u80fd\u9020\u6210\u591a\u65b9\u9762\u7684\u5f71\u97ff\uff1a<\/p>\n<ul>\n<li><strong>\u5ef6\u9072\u589e\u52a0\uff1a<\/strong>\u7576\u71b1 Key \u88ab\u983b\u7e41\u8a2a\u554f\u6642\uff0cRedis \u9700\u8981\u8655\u7406\u5927\u91cf\u7684\u8acb\u6c42\uff0c\u9019\u6703\u5c0e\u81f4\u5ef6\u9072\u589e\u52a0\uff0c\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u6d88\u8017\uff1a<\/strong>\u71b1 Key \u6703\u6d88\u8017\u5927\u91cf\u7684 CPU \u548c\u5167\u5b58\u8cc7\u6e90\uff0c\u5c0e\u81f4\u5176\u4ed6\u8acb\u6c42\u7684\u8655\u7406\u901f\u5ea6\u8b8a\u6162\u3002<\/li>\n<li><strong>\u7cfb\u7d71\u7a69\u5b9a\u6027\uff1a<\/strong>\u5728\u6975\u7aef\u60c5\u6cc1\u4e0b\uff0c\u71b1 Key \u53ef\u80fd\u6703\u5c0e\u81f4 Redis \u670d\u52d9\u5668\u5d29\u6f70\uff0c\u5f71\u97ff\u6574\u500b\u61c9\u7528\u7684\u53ef\u7528\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e7%86%b1-key-%e5%95%8f%e9%a1%8c%e7%9a%84%e7%ad%96%e7%95%a5-JxRjZCKamj\">\u89e3\u6c7a\u71b1 Key \u554f\u984c\u7684\u7b56\u7565<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u89e3\u6c7a\u71b1 Key \u554f\u984c\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e6%95%b8%e6%93%9a%e5%88%86%e7%89%87-JxRjZCKamj\">1. \u6578\u64da\u5206\u7247<\/h3>\n<p>\u901a\u904e\u5c07\u6578\u64da\u5206\u7247\uff0c\u53ef\u4ee5\u5c07\u71b1 Key \u7684\u8ca0\u8f09\u5206\u6563\u5230\u591a\u500b Redis \u5be6\u4f8b\u4e0a\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u55ae\u500b\u5be6\u4f8b\u7684\u58d3\u529b\uff0c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e7%b7%a9%e5%ad%98%e7%ad%96%e7%95%a5-JxRjZCKamj\">2. \u4f7f\u7528\u7de9\u5b58\u7b56\u7565<\/h3>\n<p>\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u4e0d\u540c\u7684\u7de9\u5b58\u7b56\u7565\uff0c\u4f8b\u5982 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u6216 LFU\uff08\u6700\u4e0d\u5e38\u4f7f\u7528\uff09\uff0c\u4ee5\u6e1b\u5c11\u71b1 Key \u7684\u5f71\u97ff\u3002<\/p>\n<h3 id=\"3-%e9%99%90%e6%b5%81-JxRjZCKamj\">3. \u9650\u6d41<\/h3>\n<p>\u5c0d\u71b1 Key \u7684\u8a2a\u554f\u9032\u884c\u9650\u6d41\uff0c\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u5176\u5c0d\u7cfb\u7d71\u7684\u5f71\u97ff\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u8a2d\u7f6e\u6bcf\u79d2\u9418\u7684\u6700\u5927\u8acb\u6c42\u6578\u91cf\uff0c\u8d85\u904e\u8a72\u6578\u91cf\u7684\u8acb\u6c42\u5c07\u88ab\u62d2\u7d55\u6216\u5ef6\u9072\u8655\u7406\u3002<\/p>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e9%a0%90%e7%86%b1-JxRjZCKamj\">4. \u6578\u64da\u9810\u71b1<\/h3>\n<p>\u5728\u9ad8\u5cf0\u671f\u4e4b\u524d\uff0c\u53ef\u4ee5\u63d0\u524d\u5c07\u71b1 Key \u7684\u6578\u64da\u52a0\u8f09\u5230\u5167\u5b58\u4e2d\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u9ad8\u5cf0\u671f\u7684\u5ef6\u9072\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-JxRjZCKamj\">\u7d50\u8ad6<\/h2>\n<p>\u71b1 Key \u554f\u984c\u5728\u4f7f\u7528 Redis \u7684\u904e\u7a0b\u4e2d\u662f\u4e00\u500b\u5e38\u898b\u7684\u6311\u6230\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u8a2d\u8a08\u3001\u5206\u7247\u7b56\u7565\u548c\u9650\u6d41\u63aa\u65bd\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u71b1 Key \u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u5f71\u97ff\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0c\u6301\u7e8c\u95dc\u6ce8\u548c\u512a\u5316\u9019\u4e00\u554f\u984c\u5c07\u662f\u63d0\u5347\u7cfb\u7d71\u7a69\u5b9a\u6027\u548c\u7528\u6236\u9ad4\u9a57\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u5176\u4ed6\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u71b1 Key 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