{"id":122780,"date":"2024-10-25T12:58:20","date_gmt":"2024-10-25T04:58:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/122780\/"},"modified":"2024-10-25T12:58:20","modified_gmt":"2024-10-25T04:58:20","slug":"redis-%e9%9b%86%e7%be%a4%e6%a7%8b%e5%bb%ba%e5%ae%89%e5%85%a8%e5%88%aa%e9%99%a4-key","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/122780\/","title":{"rendered":"Redis \u96c6\u7fa4\u69cb\u5efa\u5b89\u5168\u522a\u9664 Key"},"content":{"rendered":"<h1 id=\"redis-%e9%9b%86%e7%be%a4%e6%a7%8b%e5%bb%ba%e5%ae%89%e5%85%a8%e5%88%aa%e9%99%a4-key-tDpoFouGoG\">Redis \u96c6\u7fa4\u69cb\u5efa\u5b89\u5168\u522a\u9664 Key<\/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\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u3002\u96a8\u8457\u61c9\u7528\u7684\u589e\u9577\uff0cRedis \u96c6\u7fa4\u7684\u7ba1\u7406\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\uff0c\u5176\u4e2d\u4e00\u500b\u95dc\u9375\u7684\u64cd\u4f5c\u5c31\u662f\u5b89\u5168\u5730\u522a\u9664 Key\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728 Redis \u96c6\u7fa4\u4e2d\u5b89\u5168\u5730\u522a\u9664 Key\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u5efa\u8b70\u548c\u793a\u4f8b\u3002<\/p>\n<h2 id=\"redis-%e9%9b%86%e7%be%a4%e6%a6%82%e8%bf%b0-tDpoFouGoG\">Redis \u96c6\u7fa4\u6982\u8ff0<\/h2>\n<p>Redis \u96c6\u7fa4\u662f\u4e00\u7a2e\u5206\u4f48\u5f0f\u67b6\u69cb\uff0c\u5141\u8a31\u7528\u6236\u5728\u591a\u500b Redis \u5be6\u4f8b\u4e4b\u9593\u5206\u914d\u6578\u64da\u3002\u9019\u7a2e\u67b6\u69cb\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u7528\u6027\uff0c\u9084\u589e\u5f37\u4e86\u7cfb\u7d71\u7684\u64f4\u5c55\u6027\u3002\u6bcf\u500b Redis \u5be6\u4f8b\u90fd\u53ef\u4ee5\u5b58\u5132\u4e00\u90e8\u5206\u6578\u64da\uff0c\u4e26\u4e14\u901a\u904e\u54c8\u5e0c\u69fd\u4f86\u7ba1\u7406\u9019\u4e9b\u6578\u64da\u7684\u5206\u4f48\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e5%ae%89%e5%85%a8%e5%88%aa%e9%99%a4-key-tDpoFouGoG\">\u70ba\u4ec0\u9ebc\u9700\u8981\u5b89\u5168\u522a\u9664 Key<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u522a\u9664 Key \u662f\u4e00\u500b\u5e38\u898b\u7684\u64cd\u4f5c\uff0c\u4f46\u5982\u679c\u4e0d\u8b39\u614e\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u6216\u7cfb\u7d71\u4e0d\u7a69\u5b9a\u3002\u5b89\u5168\u522a\u9664 Key \u7684\u91cd\u8981\u6027\u5728\u65bc\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\uff1a<\/strong>\u78ba\u4fdd\u4e0d\u6703\u610f\u5916\u522a\u9664\u91cd\u8981\u6578\u64da\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u901a\u904e\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684 Key\uff0c\u91cb\u653e\u5167\u5b58\u8cc7\u6e90\u3002<\/li>\n<li><strong>\u907f\u514d\u7af6\u722d\u689d\u4ef6\uff1a<\/strong>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u78ba\u4fdd\u522a\u9664\u64cd\u4f5c\u4e0d\u6703\u5f71\u97ff\u5176\u4ed6\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%ae%89%e5%85%a8%e5%88%aa%e9%99%a4-key-%e7%9a%84%e6%96%b9%e6%b3%95-tDpoFouGoG\">\u5b89\u5168\u522a\u9664 Key \u7684\u65b9\u6cd5<\/h2>\n<p>\u5728 Redis \u96c6\u7fa4\u4e2d\uff0c\u5b89\u5168\u522a\u9664 Key \u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\u5be6\u73fe\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-del-%e5%91%bd%e4%bb%a4-tDpoFouGoG\">1. \u4f7f\u7528 DEL \u547d\u4ee4<\/h3>\n<p>\u6700\u57fa\u672c\u7684\u522a\u9664\u64cd\u4f5c\u662f\u4f7f\u7528 <code>DEL<\/code> \u547d\u4ee4\u3002\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u522a\u9664\u4e00\u500b\u6216\u591a\u500b Key\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u9700\u8981\u78ba\u4fdd\u9019\u4e9b Key \u662f\u4e0d\u518d\u9700\u8981\u7684\u3002<\/p>\n<pre><code>DEL key1 key2 key3<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-unlink-%e5%91%bd%e4%bb%a4-tDpoFouGoG\">2. \u4f7f\u7528 UNLINK \u547d\u4ee4<\/h3>\n<p>\u8207 <code>DEL<\/code> \u547d\u4ee4\u4e0d\u540c\uff0c<code>UNLINK<\/code> \u547d\u4ee4\u662f\u975e\u963b\u585e\u7684\uff0c\u9019\u610f\u5473\u8457\u5b83\u4e0d\u6703\u7acb\u5373\u522a\u9664 Key\uff0c\u800c\u662f\u5c07\u5176\u6a19\u8a18\u70ba\u5f85\u522a\u9664\uff0c\u7136\u5f8c\u5728\u80cc\u666f\u4e2d\u9032\u884c\u5be6\u969b\u7684\u522a\u9664\u64cd\u4f5c\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u6027\u80fd\u7684\u5f71\u97ff\u3002<\/p>\n<pre><code>UNLINK key1 key2 key3<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-lua-%e8%85%b3%e6%9c%ac-tDpoFouGoG\">3. \u4f7f\u7528 Lua \u8173\u672c<\/h3>\n<p>\u5728\u9700\u8981\u9032\u884c\u8907\u96dc\u908f\u8f2f\u7684\u60c5\u6cc1\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528 Lua \u8173\u672c\u4f86\u5b89\u5168\u5730\u522a\u9664 Key\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u522a\u9664\u904e\u7a0b\u4e2d\u4e0d\u6703\u53d7\u5230\u5176\u4ed6\u64cd\u4f5c\u7684\u5e72\u64fe\u3002<\/p>\n<pre><code>eval \"redis.call('del', KEYS[1])\" 1 key1<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-tDpoFouGoG\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u9032\u884c Key \u522a\u9664\u64cd\u4f5c\u6642\uff0c\u61c9\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u5728\u522a\u9664\u4e4b\u524d\uff0c\u6700\u597d\u5148\u6aa2\u67e5 Key \u662f\u5426\u5b58\u5728\uff0c\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u64cd\u4f5c\u3002<\/li>\n<li>\u5728\u9ad8\u4f75\u767c\u74b0\u5883\u4e2d\uff0c\u8003\u616e\u4f7f\u7528\u9396\u4f86\u9632\u6b62\u7af6\u722d\u689d\u4ef6\u3002<\/li>\n<li>\u5b9a\u671f\u9032\u884c\u6578\u64da\u5099\u4efd\uff0c\u4ee5\u9632\u6b62\u610f\u5916\u522a\u9664\u5c0e\u81f4\u7684\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-tDpoFouGoG\">\u7d50\u8ad6<\/h2>\n<p>\u5b89\u5168\u5730\u522a\u9664 Redis \u96c6\u7fa4\u4e2d\u7684 Key \u662f\u4e00\u9805\u91cd\u8981\u7684\u7ba1\u7406\u4efb\u52d9\u3002\u901a\u904e\u4f7f\u7528\u5408\u9069\u7684\u547d\u4ee4\u548c\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis\u96c6\u7fa4\u4e2d\u5b89\u5168\u522a\u9664Key\u7684\u6700\u4f73\u5be6\u8e10\uff0c\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\u8207\u7cfb\u7d71\u7a69\u5b9a\u6027\uff0c\u63d0\u5347\u6027\u80fd\u8207\u5b89\u5168\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-122780","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/122780","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=122780"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/122780\/revisions"}],"predecessor-version":[{"id":122781,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/122780\/revisions\/122781"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=122780"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=122780"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=122780"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}