{"id":126827,"date":"2024-10-26T07:58:17","date_gmt":"2024-10-25T23:58:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/126827\/"},"modified":"2024-10-26T07:58:18","modified_gmt":"2024-10-25T23:58:18","slug":"redis-%e6%b8%85%e7%90%86%e5%bf%ab%e5%8f%96%e7%9a%84%e5%91%bd%e4%bb%a4%e6%94%bb%e7%95%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/126827\/","title":{"rendered":"Redis \u6e05\u7406\u5feb\u53d6\u7684\u547d\u4ee4\u653b\u7565"},"content":{"rendered":"<h1 id=\"redis-%e6%b8%85%e7%90%86%e5%bf%ab%e5%8f%96%e7%9a%84%e5%91%bd%e4%bb%a4%e6%94%bb%e7%95%a5-LYlUkCAFJD\">Redis \u6e05\u7406\u5feb\u53d6\u7684\u547d\u4ee4\u653b\u7565<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u7db2\u8def\u61c9\u7528\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5feb\u53d6\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u6578\u64da\u5b58\u5132\u548c\u52a0\u901f\u67e5\u8a62\u3002\u96a8\u8457\u4f7f\u7528\u6642\u9593\u7684\u589e\u52a0\uff0cRedis \u4e2d\u7684\u5feb\u53d6\u6578\u64da\u53ef\u80fd\u6703\u8b8a\u5f97\u5197\u9918\u6216\u904e\u671f\uff0c\u56e0\u6b64\u5b9a\u671f\u6e05\u7406\u5feb\u53d6\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u4ecb\u7d39 Redis \u4e2d\u6e05\u7406\u5feb\u53d6\u7684\u547d\u4ee4\u53ca\u5176\u4f7f\u7528\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"redis-%e5%bf%ab%e5%8f%96%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-LYlUkCAFJD\">Redis \u5feb\u53d6\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u5feb\u53d6\u7684\u4e3b\u8981\u76ee\u7684\u662f\u63d0\u9ad8\u6578\u64da\u5b58\u53d6\u7684\u901f\u5ea6\uff0c\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\u3002\u7136\u800c\uff0c\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u67d0\u4e9b\u5feb\u53d6\u6578\u64da\u53ef\u80fd\u4e0d\u518d\u9700\u8981\uff0c\u9019\u6642\u5c31\u9700\u8981\u9032\u884c\u6e05\u7406\u3002<\/p>\n<h2 id=\"%e6%b8%85%e7%90%86%e5%bf%ab%e5%8f%96%e7%9a%84%e5%91%bd%e4%bb%a4-LYlUkCAFJD\">\u6e05\u7406\u5feb\u53d6\u7684\u547d\u4ee4<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u547d\u4ee4\u4f86\u6e05\u7406\u5feb\u53d6\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\uff1a<\/p>\n<h3 id=\"1-del-%e5%91%bd%e4%bb%a4-LYlUkCAFJD\">1. DEL \u547d\u4ee4<\/h3>\n<p>DEL \u547d\u4ee4\u7528\u65bc\u522a\u9664\u6307\u5b9a\u7684\u9375\u53ca\u5176\u5c0d\u61c9\u7684\u503c\u3002\u9019\u662f\u6700\u76f4\u63a5\u7684\u6e05\u7406\u65b9\u5f0f\u3002<\/p>\n<pre><code>DEL key1 key2 key3<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u8981\u522a\u9664\u9375\u540d\u70ba &#8220;session:123&#8221; \u7684\u5feb\u53d6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>DEL session:123<\/code><\/pre>\n<h3 id=\"2-expire-%e5%91%bd%e4%bb%a4-LYlUkCAFJD\">2. EXPIRE \u547d\u4ee4<\/h3>\n<p>EXPIRE \u547d\u4ee4\u7528\u65bc\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u7576\u6642\u9593\u5230\u9054\u5f8c\uff0c\u8a72\u9375\u6703\u81ea\u52d5\u88ab\u522a\u9664\u3002<\/p>\n<pre><code>EXPIRE key seconds<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5c07\u9375 &#8220;temp:data&#8221; \u8a2d\u7f6e\u70ba 60 \u79d2\u5f8c\u904e\u671f\uff1a<\/p>\n<pre><code>EXPIRE temp:data 60<\/code><\/pre>\n<h3 id=\"3-ttl-%e5%91%bd%e4%bb%a4-LYlUkCAFJD\">3. TTL \u547d\u4ee4<\/h3>\n<p>TTL \u547d\u4ee4\u7528\u65bc\u67e5\u8a62\u67d0\u500b\u9375\u7684\u5269\u9918\u751f\u5b58\u6642\u9593\uff08Time To Live\uff09\u3002\u5982\u679c\u8fd4\u56de -1\uff0c\u8868\u793a\u8a72\u9375\u4e0d\u6703\u904e\u671f\uff1b\u5982\u679c\u8fd4\u56de -2\uff0c\u8868\u793a\u8a72\u9375\u4e0d\u5b58\u5728\u3002<\/p>\n<pre><code>TTL key<\/code><\/pre>\n<h3 id=\"4-flushdb-%e5%92%8c-flushall-%e5%91%bd%e4%bb%a4-LYlUkCAFJD\">4. FLUSHDB \u548c FLUSHALL \u547d\u4ee4<\/h3>\n<p>FLUSHDB \u547d\u4ee4\u7528\u65bc\u6e05\u7a7a\u7576\u524d\u6578\u64da\u5eab\u4e2d\u7684\u6240\u6709\u9375\uff0c\u800c FLUSHALL \u547d\u4ee4\u5247\u6703\u6e05\u7a7a\u6240\u6709\u6578\u64da\u5eab\u4e2d\u7684\u6240\u6709\u9375\u3002\u9019\u5169\u500b\u547d\u4ee4\u61c9\u8b39\u614e\u4f7f\u7528\uff0c\u56e0\u70ba\u4e00\u65e6\u57f7\u884c\uff0c\u6578\u64da\u5c07\u7121\u6cd5\u6062\u5fa9\u3002<\/p>\n<pre><code>FLUSHDB<\/code><\/pre>\n<pre><code>FLUSHALL<\/code><\/pre>\n<h2 id=\"%e6%b8%85%e7%90%86%e5%bf%ab%e5%8f%96%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-LYlUkCAFJD\">\u6e05\u7406\u5feb\u53d6\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<ul>\n<li><strong>\u5b9a\u671f\u6aa2\u67e5\u5feb\u53d6\uff1a<\/strong>\u5b9a\u671f\u4f7f\u7528 TTL \u547d\u4ee4\u6aa2\u67e5\u5feb\u53d6\u7684\u6709\u6548\u6027\uff0c\u53ca\u6642\u6e05\u7406\u904e\u671f\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593\uff1a<\/strong>\u5c0d\u65bc\u4e0d\u518d\u9700\u8981\u7684\u5feb\u53d6\u6578\u64da\uff0c\u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593\u4ee5\u81ea\u52d5\u6e05\u7406\u3002<\/li>\n<li><strong>\u4f7f\u7528\u76e3\u63a7\u5de5\u5177\uff1a<\/strong>\u5229\u7528 Redis \u7684\u76e3\u63a7\u5de5\u5177\uff0c\u89c0\u5bdf\u5feb\u53d6\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ca\u6642\u8abf\u6574\u5feb\u53d6\u7b56\u7565\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-LYlUkCAFJD\">\u7e3d\u7d50<\/h2>\n<p>\u6e05\u7406 Redis \u5feb\u53d6\u662f\u78ba\u4fdd\u7cfb\u7d71\u9ad8\u6548\u904b\u884c\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u4f7f\u7528 DEL\u3001EXPIRE\u3001TTL\u3001FLUSHDB \u548c FLUSHALL \u7b49\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u5feb\u53d6\u6578\u64da\uff0c\u4fdd\u6301\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002\u82e5\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c Redis\uff0c\u8acb\u8003\u616e\u6211\u5011\u7684\u670d\u52d9\uff0c\u8b93\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u904b\u884c\u5f97\u66f4\u52a0\u6d41\u66a2\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u6e05\u7406\u5feb\u53d6\u7684\u547d\u4ee4\u653b\u7565\uff0c\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u7ba1\u7406\u5feb\u53d6\uff0c\u63d0\u5347\u6027\u80fd\uff0c\u512a\u5316\u6578\u64da\u5b58\u53d6\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-126827","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126827","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=126827"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126827\/revisions"}],"predecessor-version":[{"id":126828,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126827\/revisions\/126828"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=126827"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=126827"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=126827"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}