{"id":159909,"date":"2024-11-03T18:40:24","date_gmt":"2024-11-03T10:40:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/159909\/"},"modified":"2024-11-03T18:40:25","modified_gmt":"2024-11-03T10:40:25","slug":"redis-%e9%9b%86%e7%be%a4%e5%88%aa%e9%99%a4%e7%b7%a9%e5%ad%98%ef%bc%9a%e7%b4%85%e8%89%b2%e4%b9%8b%e7%b7%a3-redis-%e9%9b%86%e7%be%a4%e4%b8%ad%e6%b8%85%e7%90%86%e7%b7%a9%e5%ad%98%e7%9a%84%e5%a5%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/159909\/","title":{"rendered":"REDIS \u96c6\u7fa4\u522a\u9664\u7de9\u5b58\uff1a\u7d05\u8272\u4e4b\u7de3 Redis \u96c6\u7fa4\u4e2d\u6e05\u7406\u7de9\u5b58\u7684\u5967\u7fa9"},"content":{"rendered":"<h1 id=\"redis-%e9%9b%86%e7%be%a4%e5%88%aa%e9%99%a4%e7%b7%a9%e5%ad%98%ef%bc%9a%e7%b4%85%e8%89%b2%e4%b9%8b%e7%b7%a3-redis-%e9%9b%86%e7%be%a4%e4%b8%ad%e6%b8%85%e7%90%86%e7%b7%a9%e5%ad%98%e7%9a%84%e5%a5%a7-YckDSVmUwd\">REDIS \u96c6\u7fa4\u522a\u9664\u7de9\u5b58\uff1a\u7d05\u8272\u4e4b\u7de3 Redis \u96c6\u7fa4\u4e2d\u6e05\u7406\u7de9\u5b58\u7684\u5967\u7fa9<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u7de9\u5b58\u6280\u8853\u5df2\u6210\u70ba\u63d0\u5347\u61c9\u7528\u6027\u80fd\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u61c9\u7528\u4e2d\u3002\u7576\u4f7f\u7528 Redis \u96c6\u7fa4\u6642\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u548c\u522a\u9664\u7de9\u5b58\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u96c6\u7fa4\u4e2d\u6e05\u7406\u7de9\u5b58\u7684\u5967\u7fa9\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis-%e9%9b%86%e7%be%a4%ef%bc%9f-YckDSVmUwd\">\u4ec0\u9ebc\u662f Redis \u96c6\u7fa4\uff1f<\/h2>\n<p>Redis \u96c6\u7fa4\u662f\u4e00\u7a2e\u5206\u4f48\u5f0f\u7684 Redis \u90e8\u7f72\u65b9\u5f0f\uff0c\u5141\u8a31\u6578\u64da\u5728\u591a\u500b Redis \u7bc0\u9ede\u4e4b\u9593\u5206\u7247\u5b58\u5132\u3002\u9019\u7a2e\u67b6\u69cb\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u7528\u6027\uff0c\u9084\u80fd\u5920\u64f4\u5c55\u7cfb\u7d71\u7684\u6027\u80fd\u3002\u6bcf\u500b\u7bc0\u9ede\u90fd\u53ef\u4ee5\u7368\u7acb\u8655\u7406\u8acb\u6c42\uff0c\u4e26\u4e14\u96c6\u7fa4\u4e2d\u7684\u6578\u64da\u6703\u6839\u64da\u54c8\u5e0c\u69fd\u9032\u884c\u5206\u914d\uff0c\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u5206\u6563\u8ca0\u8f09\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e5%88%aa%e9%99%a4%e7%b7%a9%e5%ad%98%ef%bc%9f-YckDSVmUwd\">\u70ba\u4ec0\u9ebc\u9700\u8981\u522a\u9664\u7de9\u5b58\uff1f<\/h2>\n<p>\u5728\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\u6642\uff0c\u6578\u64da\u7684\u6709\u6548\u6027\u548c\u4e00\u81f4\u6027\u81f3\u95dc\u91cd\u8981\u3002\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u53ef\u80fd\u6703\u8b8a\u5f97\u904e\u6642\u6216\u4e0d\u518d\u9700\u8981\u3002\u9019\u6642\uff0c\u6e05\u7406\u7de9\u5b58\u4e0d\u50c5\u53ef\u4ee5\u91cb\u653e\u5167\u5b58\u8cc7\u6e90\uff0c\u9084\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b\u9700\u8981\u522a\u9664\u7de9\u5b58\u7684\u5e38\u898b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u904e\u671f\uff1a\u6839\u64da\u696d\u52d9\u9700\u6c42\uff0c\u67d0\u4e9b\u6578\u64da\u53ef\u80fd\u5728\u7279\u5b9a\u6642\u9593\u5f8c\u4e0d\u518d\u6709\u6548\u3002<\/li>\n<li>\u6578\u64da\u66f4\u65b0\uff1a\u7576\u5f8c\u7aef\u6578\u64da\u767c\u751f\u8b8a\u66f4\u6642\uff0c\u820a\u7684\u7de9\u5b58\u6578\u64da\u9700\u8981\u88ab\u522a\u9664\u4ee5\u907f\u514d\u4e0d\u4e00\u81f4\u6027\u3002<\/li>\n<li>\u5167\u5b58\u7ba1\u7406\uff1a\u7576 Redis \u7684\u5167\u5b58\u4f7f\u7528\u9054\u5230\u4e0a\u9650\u6642\uff0c\u5fc5\u9808\u522a\u9664\u4e00\u4e9b\u7de9\u5b58\u4ee5\u91cb\u653e\u7a7a\u9593\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e9%9b%86%e7%be%a4%e4%b8%ad%e5%88%aa%e9%99%a4%e7%b7%a9%e5%ad%98%e7%9a%84%e6%96%b9%e6%b3%95-YckDSVmUwd\">Redis \u96c6\u7fa4\u4e2d\u522a\u9664\u7de9\u5b58\u7684\u65b9\u6cd5<\/h2>\n<p>\u5728 Redis \u96c6\u7fa4\u4e2d\uff0c\u6709\u5e7e\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u7528\u4f86\u522a\u9664\u7de9\u5b58\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-expire-%e5%91%bd%e4%bb%a4-YckDSVmUwd\">1. \u4f7f\u7528 EXPIRE \u547d\u4ee4<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86 EXPIRE \u547d\u4ee4\uff0c\u53ef\u4ee5\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u3002\u7576\u6642\u9593\u5230\u9054\u5f8c\uff0c\u8a72\u9375\u6703\u81ea\u52d5\u88ab\u522a\u9664\u3002\u9019\u662f\u4e00\u7a2e\u7c21\u55ae\u800c\u6709\u6548\u7684\u65b9\u5f0f\u4f86\u7ba1\u7406\u7de9\u5b58\u3002<\/p>\n<pre><code>EXPIRE mykey 60  # \u8a2d\u7f6e mykey \u5728 60 \u79d2\u5f8c\u904e\u671f<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-del-%e5%91%bd%e4%bb%a4-YckDSVmUwd\">2. \u4f7f\u7528 DEL \u547d\u4ee4<\/h3>\n<p>\u5982\u679c\u9700\u8981\u7acb\u5373\u522a\u9664\u67d0\u500b\u9375\uff0c\u53ef\u4ee5\u4f7f\u7528 DEL \u547d\u4ee4\u3002\u9019\u500b\u547d\u4ee4\u6703\u76f4\u63a5\u5f9e Redis \u4e2d\u522a\u9664\u6307\u5b9a\u7684\u9375\u3002<\/p>\n<pre><code>DEL mykey  # \u7acb\u5373\u522a\u9664 mykey<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-flushall-%e5%92%8c-flushdb-%e5%91%bd%e4%bb%a4-YckDSVmUwd\">3. \u4f7f\u7528 FLUSHALL \u548c FLUSHDB \u547d\u4ee4<\/h3>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u6e05\u7a7a\u6574\u500b Redis \u6578\u64da\u5eab\u3002FLUSHALL \u547d\u4ee4\u6703\u522a\u9664\u6240\u6709\u6578\u64da\u5eab\u4e2d\u7684\u6240\u6709\u9375\uff0c\u800c FLUSHDB \u5247\u53ea\u6703\u6e05\u7a7a\u7576\u524d\u6578\u64da\u5eab\u3002<\/p>\n<pre><code>FLUSHALL  # \u6e05\u7a7a\u6240\u6709\u6578\u64da\u5eab<\/code><\/pre>\n<pre><code>FLUSHDB   # \u6e05\u7a7a\u7576\u524d\u6578\u64da\u5eab<\/code><\/pre>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8-lru-%e9%a9%85%e9%80%90%e7%ad%96%e7%95%a5-YckDSVmUwd\">4. \u4f7f\u7528 LRU \u9a45\u9010\u7b56\u7565<\/h3>\n<p>Redis \u652f\u6301\u591a\u7a2e\u9a45\u9010\u7b56\u7565\uff0c\u5176\u4e2d LRU\uff08Least Recently Used\uff09\u7b56\u7565\u53ef\u4ee5\u81ea\u52d5\u522a\u9664\u6700\u5c11\u4f7f\u7528\u7684\u9375\u3002\u9019\u5c0d\u65bc\u52d5\u614b\u8b8a\u5316\u7684\u6578\u64da\u96c6\u7279\u5225\u6709\u7528\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-YckDSVmUwd\">\u7d50\u8ad6<\/h2>\n<p>\u5728 Redis \u96c6\u7fa4\u4e2d\uff0c\u6e05\u7406\u7de9\u5b58\u662f\u4e00\u9805\u91cd\u8981\u7684\u7ba1\u7406\u4efb\u52d9\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528 EXPIRE\u3001DEL\u3001FLUSHALL\u3001FLUSHDB \u7b49\u547d\u4ee4\uff0c\u4ee5\u53ca\u9078\u64c7\u5408\u9069\u7684\u9a45\u9010\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u7de9\u5b58\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u3002\u96a8\u8457\u696d\u52d9\u9700\u6c42\u7684\u8b8a\u5316\uff0c\u6301\u7e8c\u76e3\u63a7\u548c\u512a\u5316\u7de9\u5b58\u7b56\u7565\u5c07\u6709\u52a9\u65bc\u4fdd\u6301\u7cfb\u7d71\u7684\u9ad8\u6548\u904b\u884c\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <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\u7d05\u8272\u4e4b\u7de3\uff0c\u638c\u63e1\u5728 Redis \u96c6\u7fa4\u4e2d\u9ad8\u6548\u522a\u9664\u7de9\u5b58\u7684\u6280\u5de7\u8207\u7b56\u7565\uff0c\u63d0\u5347\u7cfb\u7d71\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-159909","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159909","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=159909"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159909\/revisions"}],"predecessor-version":[{"id":159910,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159909\/revisions\/159910"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=159909"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=159909"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=159909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}