{"id":181700,"date":"2024-11-09T19:16:16","date_gmt":"2024-11-09T11:16:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/181700\/"},"modified":"2024-11-09T19:16:17","modified_gmt":"2024-11-09T11:16:17","slug":"%e6%b7%b1%e5%85%a5%e6%8e%a2%e7%a9%b6redis%e6%9f%a5%e8%a9%a2%e5%a4%b1%e6%95%88key%e7%9a%84%e5%8e%9f%e5%9b%a0%ef%bc%88redis%e6%9f%a5%e8%a9%a2%e5%a4%b1%e6%95%88key%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/181700\/","title":{"rendered":"\u6df1\u5165\u63a2\u7a76Redis\u67e5\u8a62\u5931\u6548Key\u7684\u539f\u56e0\uff08redis\u67e5\u8a62\u5931\u6548key\uff09"},"content":{"rendered":"

\u6df1\u5165\u63a2\u7a76Redis\u67e5\u8a62\u5931\u6548Key\u7684\u539f\u56e0<\/h1>\n

Redis\u662f\u4e00\u7a2e\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\u7136\u800c\uff0c\u5728\u4f7f\u7528Redis\u7684\u904e\u7a0b\u4e2d\uff0c\u958b\u767c\u8005\u7d93\u5e38\u6703\u9047\u5230\u67e5\u8a62\u5931\u6548Key\u7684\u60c5\u6cc1\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u67e5\u8a62\u5931\u6548Key\u7684\u539f\u56e0\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u89e3\u6c7a\u9019\u4e00\u554f\u984c\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u5931\u6548Key\uff1f<\/h2>\n

\u5728Redis\u4e2d\uff0cKey\u7684\u5931\u6548\u662f\u6307\u8a72Key\u4e0d\u518d\u5b58\u5728\u65bc\u6578\u64da\u5eab\u4e2d\uff0c\u7576\u7528\u6236\u5617\u8a66\u67e5\u8a62\u8a72Key\u6642\uff0cRedis\u5c07\u8fd4\u56denil\u6216\u7a7a\u503c\u3002\u5931\u6548Key\u7684\u51fa\u73fe\u53ef\u80fd\u7531\u591a\u7a2e\u539f\u56e0\u5f15\u8d77\uff0c\u4e86\u89e3\u9019\u4e9b\u539f\u56e0\u5c0d\u65bc\u6709\u6548\u7ba1\u7406Redis\u6578\u64da\u5eab\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n

\u5931\u6548Key\u7684\u4e3b\u8981\u539f\u56e0<\/h2>\n

1. Key\u7684\u904e\u671f\u6642\u9593<\/h3>\n

Redis\u5141\u8a31\u7528\u6236\u70ba\u6bcf\u500bKey\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002\u7576\u904e\u671f\u6642\u9593\u5230\u9054\u6642\uff0c\u8a72Key\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u9019\u662fRedis\u63d0\u4f9b\u7684\u4e00\u500b\u91cd\u8981\u529f\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u81ea\u52d5\u7ba1\u7406\u6578\u64da\u7684\u751f\u547d\u5468\u671f\u3002<\/p>\n

SET mykey \"Hello\"\nEXPIRE mykey 10  # \u8a2d\u7f6emykey\u572810\u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n
\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0cmykey\u5c07\u572810\u79d2\u5f8c\u5931\u6548\uff0c\u4efb\u4f55\u5c0d\u8a72Key\u7684\u67e5\u8a62\u90fd\u5c07\u8fd4\u56denil\u3002<\/p>\n
2. \u4e3b\u52d5\u522a\u9664Key<\/h3>\n
\u7528\u6236\u53ef\u4ee5\u901a\u904e\u547d\u4ee4\u4e3b\u52d5\u522a\u9664Key\uff0c\u4f8b\u5982\u4f7f\u7528DEL\u547d\u4ee4\u3002\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u67e5\u8a62\u8a72Key\u5c07\u6703\u8fd4\u56denil\u3002<\/p>\n
DEL mykey  # \u4e3b\u52d5\u522a\u9664mykey\n<\/code><\/pre>\n
3. \u5167\u5b58\u9650\u5236<\/h3>\n
Redis\u662f\u4e00\u500b\u57fa\u65bc\u5167\u5b58\u7684\u6578\u64da\u5eab\uff0c\u7576\u5167\u5b58\u9054\u5230\u9650\u5236\u6642\uff0cRedis\u53ef\u80fd\u6703\u6839\u64da\u914d\u7f6e\u7684\u6dd8\u6c70\u7b56\u7565\u81ea\u52d5\u522a\u9664\u67d0\u4e9bKey\u3002\u9019\u53ef\u80fd\u5c0e\u81f4\u67e5\u8a62\u5931\u6548Key\u7684\u60c5\u6cc1\u3002<\/p>\n
Redis\u652f\u6301\u591a\u7a2e\u6dd8\u6c70\u7b56\u7565\uff0c\u5982LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u3001LFU\uff08\u6700\u4e0d\u5e38\u4f7f\u7528\uff09\u7b49\u3002\u7528\u6236\u53ef\u4ee5\u6839\u64da\u5be6\u969b\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u7b56\u7565\u3002<\/p>\n
CONFIG SET maxmemory 100mb  # \u8a2d\u7f6e\u6700\u5927\u5167\u5b58\u70ba100MB\nCONFIG SET maxmemory-policy allkeys-lru  # \u8a2d\u7f6e\u6dd8\u6c70\u7b56\u7565\u70baLRU\n<\/code><\/pre>\n
4. \u6578\u64da\u6301\u4e45\u5316\u554f\u984c<\/h3>\n
\u5982\u679cRedis\u7684\u6301\u4e45\u5316\u914d\u7f6e\u4e0d\u7576\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u3002\u4f8b\u5982\uff0c\u5728\u4f7f\u7528RDB\u5feb\u7167\u6642\uff0c\u5982\u679cRedis\u5728\u5feb\u7167\u904e\u7a0b\u4e2d\u5d29\u6f70\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u67d0\u4e9bKey\u7684\u4e1f\u5931\u3002<\/p>\n
\u5982\u4f55\u6aa2\u67e5\u5931\u6548Key\u7684\u539f\u56e0<\/h2>\n
\u8981\u6aa2\u67e5\u5931\u6548Key\u7684\u539f\u56e0\uff0c\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u76e3\u63a7\u5de5\u5177\u548c\u547d\u4ee4\u3002\u4f8b\u5982\uff0c\u4f7f\u7528MONITOR\u547d\u4ee4\u53ef\u4ee5\u5be6\u6642\u67e5\u770bRedis\u7684\u6240\u6709\u8acb\u6c42\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u4e86\u89e3Key\u7684\u64cd\u4f5c\u6b77\u53f2\u3002<\/p>\n
MONITOR  # \u5be6\u6642\u76e3\u63a7Redis\u8acb\u6c42\n<\/code><\/pre>\n
\u6b64\u5916\uff0c\u4f7f\u7528KEYS\u547d\u4ee4\u53ef\u4ee5\u67e5\u770b\u7576\u524d\u6240\u6709\u7684Key\uff0c\u5e6b\u52a9\u7528\u6236\u78ba\u8a8d\u54ea\u4e9bKey\u5df2\u7d93\u5931\u6548\u3002<\/p>\n
KEYS *  # \u67e5\u770b\u6240\u6709Key\n<\/code><\/pre>\n
\u7d50\u8ad6<\/h2>\n
\u67e5\u8a62\u5931\u6548Key\u7684\u554f\u984c\u5728Redis\u4e2d\u662f\u5e38\u898b\u7684\uff0c\u4e86\u89e3\u5176\u539f\u56e0\u6709\u52a9\u65bc\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u5eab\u3002\u7121\u8ad6\u662f\u56e0\u70ba\u904e\u671f\u6642\u9593\u3001\u4e3b\u52d5\u522a\u9664\u3001\u5167\u5b58\u9650\u5236\u9084\u662f\u6301\u4e45\u5316\u554f\u984c\uff0c\u958b\u767c\u8005\u90fd\u61c9\u8a72\u6839\u64da\u5177\u9ad4\u60c5\u6cc1\u63a1\u53d6\u76f8\u61c9\u7684\u63aa\u65bd\u4f86\u907f\u514d\u5931\u6548Key\u7684\u51fa\u73fe\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u7ba1\u7406\u60a8\u7684\u6578\u64da\u5eab\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u61c9\u7528\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6df1\u5165\u63a2\u7a76Redis\u67e5\u8a62\u5931\u6548Key\u7684\u539f\u56e0\uff0c\u4e86\u89e3\u5e38\u898b\u554f\u984c\u53ca\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u7a69\u5b9a\u6027\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-181700","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181700","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=181700"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181700\/revisions"}],"predecessor-version":[{"id":181701,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181700\/revisions\/181701"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=181700"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=181700"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=181700"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}