{"id":126473,"date":"2024-10-26T05:01:20","date_gmt":"2024-10-25T21:01:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/126473\/"},"modified":"2024-10-26T05:01:21","modified_gmt":"2024-10-25T21:01:21","slug":"redis-%e9%bb%98%e8%aa%8d%e5%ad%98%e6%b4%bb%e6%99%82%e9%96%93%e6%b7%b1%e5%ba%a6%e5%89%96%e6%9e%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/126473\/","title":{"rendered":"Redis \u9ed8\u8a8d\u5b58\u6d3b\u6642\u9593\u6df1\u5ea6\u5256\u6790"},"content":{"rendered":"<h1 id=\"redis-%e9%bb%98%e8%aa%8d%e5%ad%98%e6%b4%bb%e6%99%82%e9%96%93%e6%b7%b1%e5%ba%a6%e5%89%96%e6%9e%90-vLzwxuzahx\">Redis \u9ed8\u8a8d\u5b58\u6d3b\u6642\u9593\u6df1\u5ea6\u5256\u6790<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u3002Redis \u7684\u4e00\u500b\u91cd\u8981\u7279\u6027\u662f\u5176\u652f\u6301\u8a2d\u7f6e\u9375\u7684\u5b58\u6d3b\u6642\u9593\uff08TTL\uff09\uff0c\u9019\u5c0d\u65bc\u7ba1\u7406\u5167\u5b58\u548c\u6578\u64da\u7684\u6709\u6548\u6027\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u7684\u9ed8\u8a8d\u5b58\u6d3b\u6642\u9593\u53ca\u5176\u80cc\u5f8c\u7684\u539f\u7406\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%ad%98%e6%b4%bb%e6%99%82%e9%96%93%ef%bc%88ttl%ef%bc%89%ef%bc%9f-vLzwxuzahx\">\u4ec0\u9ebc\u662f\u5b58\u6d3b\u6642\u9593\uff08TTL\uff09\uff1f<\/h2>\n<p>\u5b58\u6d3b\u6642\u9593\uff08Time to Live\uff0cTTL\uff09\u662f\u6307\u4e00\u500b\u9375\u5728 Redis \u4e2d\u7684\u6709\u6548\u6642\u9593\u3002\u7576\u8a2d\u7f6e\u4e86 TTL \u7684\u9375\u5728\u8d85\u904e\u6307\u5b9a\u6642\u9593\u5f8c\uff0c\u8a72\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u9019\u4e00\u7279\u6027\u4f7f\u5f97 Redis \u80fd\u5920\u6709\u6548\u7ba1\u7406\u5167\u5b58\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u5806\u7a4d\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a8%ad%e7%bd%ae%e5%92%8c%e6%9f%a5%e8%a9%a2-ttl-vLzwxuzahx\">\u5982\u4f55\u8a2d\u7f6e\u548c\u67e5\u8a62 TTL<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u8a2d\u7f6e\u548c\u67e5\u8a62\u9375\u7684\u5b58\u6d3b\u6642\u9593\uff1a<\/p>\n<ul>\n<li><code>EXPIRE key seconds<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u5b58\u6d3b\u6642\u9593\uff0c\u55ae\u4f4d\u70ba\u79d2\u3002<\/li>\n<li><code>TTL key<\/code>\uff1a\u67e5\u8a62\u9375\u7684\u5269\u9918\u5b58\u6d3b\u6642\u9593\uff0c\u8fd4\u56de\u503c\u70ba\u5269\u9918\u79d2\u6578\u3002<\/li>\n<li><code>PERSIST key<\/code>\uff1a\u79fb\u9664\u9375\u7684\u5b58\u6d3b\u6642\u9593\uff0c\u4f7f\u5176\u6c38\u4e45\u6709\u6548\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u547d\u4ee4\u5c07\u9375 &#8220;session&#8221; \u7684\u5b58\u6d3b\u6642\u9593\u8a2d\u7f6e\u70ba 300 \u79d2\uff1a<\/p>\n<pre><code>EXPIRE session 300<\/code><\/pre>\n<p>\u67e5\u8a62\u8a72\u9375\u7684\u5269\u9918\u5b58\u6d3b\u6642\u9593\uff1a<\/p>\n<pre><code>TTL session<\/code><\/pre>\n<h2 id=\"%e9%bb%98%e8%aa%8d%e5%ad%98%e6%b4%bb%e6%99%82%e9%96%93%e7%9a%84%e7%89%b9%e6%80%a7-vLzwxuzahx\">\u9ed8\u8a8d\u5b58\u6d3b\u6642\u9593\u7684\u7279\u6027<\/h2>\n<p>Redis \u4e26\u4e0d\u70ba\u6240\u6709\u9375\u8a2d\u7f6e\u9ed8\u8a8d\u7684\u5b58\u6d3b\u6642\u9593\u3002\u7528\u6236\u5fc5\u9808\u660e\u78ba\u5730\u70ba\u6bcf\u500b\u9375\u8a2d\u7f6e TTL\u3002\u9019\u610f\u5473\u8457\uff0c\u9664\u975e\u7528\u6236\u4e3b\u52d5\u8a2d\u7f6e\uff0c\u5426\u5247\u9375\u5c07\u6c38\u4e45\u5b58\u5728\u65bc\u6578\u64da\u5eab\u4e2d\u3002\u9019\u4e00\u8a2d\u8a08\u4f7f\u5f97 Redis \u5728\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4e4b\u9593\u53d6\u5f97\u4e86\u826f\u597d\u7684\u5e73\u8861\u3002<\/p>\n<h2 id=\"%e5%ad%98%e6%b4%bb%e6%99%82%e9%96%93%e7%9a%84%e5%bd%b1%e9%9f%bf%e5%9b%a0%e7%b4%a0-vLzwxuzahx\">\u5b58\u6d3b\u6642\u9593\u7684\u5f71\u97ff\u56e0\u7d20<\/h2>\n<p>\u5728\u4f7f\u7528 TTL \u6642\uff0c\u6709\u5e7e\u500b\u56e0\u7d20\u9700\u8981\u8003\u616e\uff1a<\/p>\n<ul>\n<li><strong>\u5167\u5b58\u7ba1\u7406\uff1a<\/strong>\u8a2d\u7f6e\u5408\u7406\u7684 TTL \u53ef\u4ee5\u6709\u6548\u91cb\u653e\u5167\u5b58\uff0c\u7279\u5225\u662f\u5728\u9ad8\u6d41\u91cf\u7684\u61c9\u7528\u4e2d\u3002<\/li>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u5c0d\u65bc\u9700\u8981\u5b9a\u671f\u66f4\u65b0\u7684\u6578\u64da\uff0c\u8a2d\u7f6e TTL \u53ef\u4ee5\u78ba\u4fdd\u7528\u6236\u7372\u53d6\u5230\u6700\u65b0\u7684\u4fe1\u606f\u3002<\/li>\n<li><strong>\u6027\u80fd\u5f71\u97ff\uff1a<\/strong>\u904e\u591a\u7684\u9375\u88ab\u8a2d\u7f6e TTL \u53ef\u80fd\u6703\u5f71\u97ff Redis \u7684\u6027\u80fd\uff0c\u56e0\u70ba Redis \u9700\u8981\u5b9a\u671f\u6aa2\u67e5\u548c\u522a\u9664\u904e\u671f\u7684\u9375\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e6%a1%88%e4%be%8b-vLzwxuzahx\">\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0cTTL \u7684\u8a2d\u7f6e\u53ef\u4ee5\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9032\u884c\u8abf\u6574\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u500b\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\u4e2d\uff0c\u4f7f\u7528\u8005\u7684\u6703\u8a71\u4fe1\u606f\u53ef\u4ee5\u8a2d\u7f6e\u70ba 30 \u5206\u9418\u7684 TTL\uff0c\u4ee5\u78ba\u4fdd\u5728\u7528\u6236\u4e0d\u6d3b\u8e8d\u6642\u81ea\u52d5\u6e05\u9664\u904e\u671f\u7684\u6703\u8a71\u6578\u64da\u3002\u9019\u6a23\u4e0d\u50c5\u80fd\u5920\u91cb\u653e\u5167\u5b58\uff0c\u9084\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-vLzwxuzahx\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7684\u5b58\u6d3b\u6642\u9593\u529f\u80fd\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u6578\u64da\u7ba1\u7406\u9078\u64c7\u3002\u901a\u904e\u5408\u7406\u8a2d\u7f6e TTL\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u63a7\u5236\u6578\u64da\u7684\u751f\u547d\u5468\u671f\uff0c\u512a\u5316\u5167\u5b58\u4f7f\u7528\uff0c\u4e26\u63d0\u9ad8\u61c9\u7528\u7684\u6027\u80fd\u3002\u4e86\u89e3\u548c\u638c\u63e1\u9019\u4e00\u7279\u6027\uff0c\u5c0d\u65bc\u4f7f\u7528 Redis \u7684\u958b\u767c\u8005\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">VPS<\/a> \u53ca\u5176\u5728 Redis \u61c9\u7528\u4e2d\u7684\u6700\u4f73\u5be6\u8e10\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u5256\u6790Redis\u7684\u9ed8\u8a8d\u5b58\u6d3b\u6642\u9593\u8a2d\u5b9a\uff0c\u4e86\u89e3\u5176\u5f71\u97ff\u3001\u61c9\u7528\u5834\u666f\u53ca\u6700\u4f73\u5be6\u8e10\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\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-126473","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126473","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=126473"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126473\/revisions"}],"predecessor-version":[{"id":126474,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126473\/revisions\/126474"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=126473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=126473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=126473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}