{"id":126805,"date":"2024-10-26T07:47:19","date_gmt":"2024-10-25T23:47:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/126805\/"},"modified":"2024-10-26T07:47:20","modified_gmt":"2024-10-25T23:47:20","slug":"redis-%e6%b8%85%e9%99%a4%e5%a4%9a%e5%80%8b%e5%bf%ab%e5%8f%96%e6%95%b8%e6%93%9a%e7%9a%84%e7%b0%a1%e4%be%bf%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/126805\/","title":{"rendered":"Redis \u6e05\u9664\u591a\u500b\u5feb\u53d6\u6578\u64da\u7684\u7c21\u4fbf\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"redis-%e6%b8%85%e9%99%a4%e5%a4%9a%e5%80%8b%e5%bf%ab%e5%8f%96%e6%95%b8%e6%93%9a%e7%9a%84%e7%b0%a1%e4%be%bf%e6%96%b9%e6%b3%95-dIgovlvIGX\">Redis \u6e05\u9664\u591a\u500b\u5feb\u53d6\u6578\u64da\u7684\u7c21\u4fbf\u65b9\u6cd5<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u5feb\u53d6\u6280\u8853\u5df2\u6210\u70ba\u63d0\u5347\u6027\u80fd\u7684\u91cd\u8981\u624b\u6bb5\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5feb\u53d6\u6578\u64da\u7684\u7ba1\u7406\u3002\u7136\u800c\uff0c\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u9700\u8981\u6e05\u9664\u591a\u500b\u5feb\u53d6\u6578\u64da\u7684\u60c5\u6cc1\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728 Redis \u4e2d\u6e05\u9664\u591a\u500b\u5feb\u53d6\u6578\u64da\u7684\u7c21\u4fbf\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"redis-%e5%bf%ab%e5%8f%96%e6%95%b8%e6%93%9a%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-dIgovlvIGX\">Redis \u5feb\u53d6\u6578\u64da\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\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\u5b83\u7684\u9ad8\u6027\u80fd\u7279\u6027\u4f7f\u5176\u6210\u70ba\u5feb\u53d6\u6578\u64da\u7684\u7406\u60f3\u9078\u64c7\u3002\u5feb\u53d6\u6578\u64da\u901a\u5e38\u662f\u4e00\u4e9b\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\uff0c\u901a\u904e\u5c07\u5176\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e6%b8%85%e9%99%a4%e5%bf%ab%e5%8f%96%e6%95%b8%e6%93%9a-dIgovlvIGX\">\u70ba\u4ec0\u9ebc\u9700\u8981\u6e05\u9664\u5feb\u53d6\u6578\u64da<\/h2>\n<p>\u96a8\u8457\u61c9\u7528\u7684\u767c\u5c55\uff0c\u5feb\u53d6\u6578\u64da\u53ef\u80fd\u6703\u8b8a\u5f97\u904e\u6642\u6216\u4e0d\u518d\u9700\u8981\u3002\u9019\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u6027\uff0c\u5f71\u97ff\u61c9\u7528\u7684\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6e05\u9664\u4e0d\u518d\u9700\u8981\u7684\u5feb\u53d6\u6578\u64da\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<h2 id=\"%e6%b8%85%e9%99%a4%e5%a4%9a%e5%80%8b%e5%bf%ab%e5%8f%96%e6%95%b8%e6%93%9a%e7%9a%84%e6%96%b9%e6%b3%95-dIgovlvIGX\">\u6e05\u9664\u591a\u500b\u5feb\u53d6\u6578\u64da\u7684\u65b9\u6cd5<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u6709\u5e7e\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u6e05\u9664\u591a\u500b\u5feb\u53d6\u6578\u64da\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-del-%e5%91%bd%e4%bb%a4-dIgovlvIGX\">1. \u4f7f\u7528 DEL \u547d\u4ee4<\/h3>\n<p>\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 <code>DEL<\/code> \u547d\u4ee4\u4f86\u522a\u9664\u7279\u5b9a\u7684\u9375\u3002\u9019\u7a2e\u65b9\u6cd5\u9069\u5408\u65bc\u5df2\u77e5\u9375\u540d\u7684\u60c5\u6cc1\u3002<\/p>\n<pre><code>DEL key1 key2 key3<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u4e00\u6b21\u6027\u522a\u9664\u591a\u500b\u9375\uff0c\u4f46\u5982\u679c\u9375\u7684\u6578\u91cf\u975e\u5e38\u591a\uff0c\u9019\u7a2e\u65b9\u6cd5\u53ef\u80fd\u6703\u8b8a\u5f97\u7e41\u7463\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-unlink-%e5%91%bd%e4%bb%a4-dIgovlvIGX\">2. \u4f7f\u7528 UNLINK \u547d\u4ee4<\/h3>\n<p>\u8207 <code>DEL<\/code> \u547d\u4ee4\u985e\u4f3c\uff0c<code>UNLINK<\/code> \u547d\u4ee4\u4e5f\u53ef\u4ee5\u7528\u4f86\u522a\u9664\u9375\uff0c\u4f46\u5b83\u662f\u975e\u963b\u585e\u7684\uff0c\u9069\u5408\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u7684\u5834\u666f\u3002<\/p>\n<pre><code>UNLINK key1 key2 key3<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e6%a8%a1%e5%bc%8f%e5%8c%b9%e9%85%8d-dIgovlvIGX\">3. \u4f7f\u7528\u6a21\u5f0f\u5339\u914d<\/h3>\n<p>\u5982\u679c\u9700\u8981\u522a\u9664\u7b26\u5408\u7279\u5b9a\u6a21\u5f0f\u7684\u591a\u500b\u9375\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>SCAN<\/code> \u547d\u4ee4\u7d50\u5408 <code>DEL<\/code> \u6216 <code>UNLINK<\/code> \u547d\u4ee4\u3002\u9019\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u6709\u6548\u5730\u6e05\u9664\u5927\u91cf\u9375\u3002<\/p>\n<pre><code>\nSCAN 0 MATCH pattern:* COUNT 1000\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u8fd4\u56de\u7b26\u5408\u6a21\u5f0f\u7684\u9375\uff0c\u7136\u5f8c\u53ef\u4ee5\u5c07\u9019\u4e9b\u9375\u50b3\u905e\u7d66 <code>DEL<\/code> \u6216 <code>UNLINK<\/code> \u547d\u4ee4\u9032\u884c\u522a\u9664\u3002<\/p>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8-lua-%e8%85%b3%e6%9c%ac-dIgovlvIGX\">4. \u4f7f\u7528 Lua \u8173\u672c<\/h3>\n<p>\u5982\u679c\u9700\u8981\u66f4\u8907\u96dc\u7684\u908f\u8f2f\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 Lua \u8173\u672c\u4f86\u6279\u91cf\u522a\u9664\u9375\u3002\u9019\u6a23\u53ef\u4ee5\u5728 Redis \u670d\u52d9\u5668\u7aef\u57f7\u884c\uff0c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002<\/p>\n<pre><code>\nEVAL \"for i, k in ipairs(redis.call('keys', ARGV[1])) do redis.call('del', k) end\" 0 \"pattern:*\"\n<\/code><\/pre>\n<p>\u9019\u6bb5\u8173\u672c\u5c07\u522a\u9664\u6240\u6709\u7b26\u5408\u6307\u5b9a\u6a21\u5f0f\u7684\u9375\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-dIgovlvIGX\">\u7e3d\u7d50<\/h2>\n<p>\u5728 Redis \u4e2d\u6e05\u9664\u591a\u500b\u5feb\u53d6\u6578\u64da\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u65b9\u6cd5\u53ef\u4ee5\u6709\u6548\u63d0\u5347\u61c9\u7528\u6027\u80fd\u3002\u7121\u8ad6\u662f\u4f7f\u7528 <code>DEL<\/code>\u3001<code>UNLINK<\/code> \u547d\u4ee4\uff0c\u9084\u662f\u7d50\u5408\u6a21\u5f0f\u5339\u914d\u548c Lua \u8173\u672c\uff0c\u9019\u4e9b\u6280\u8853\u90fd\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u5feb\u53d6\u6578\u64da\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u60a8\u7684\u61c9\u7528\u548c\u6578\u64da\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u6e05\u9664\u591a\u500b\u5feb\u53d6\u6578\u64da\u7684\u7c21\u4fbf\u65b9\u6cd5\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u8b93\u6578\u64da\u7ba1\u7406\u66f4\u8f15\u9b06\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-126805","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126805","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=126805"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126805\/revisions"}],"predecessor-version":[{"id":126806,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126805\/revisions\/126806"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=126805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=126805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=126805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}