{"id":133545,"date":"2024-10-30T23:12:27","date_gmt":"2024-10-30T15:12:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/133545\/"},"modified":"2024-10-30T23:12:27","modified_gmt":"2024-10-30T15:12:27","slug":"redis%e8%a1%80%e5%b4%a9%e5%8d%b1%e6%83%85%e6%93%8a%e7%a9%bf%e8%a7%a3%e6%b1%ba%e4%b9%8b%e9%81%93%ef%bc%88redis%e8%a1%80%e5%b4%a9%e6%93%8a%e7%a9%bf%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/133545\/","title":{"rendered":"Redis\u8840\u5d29\u5371\u60c5\u64ca\u7a7f\u89e3\u6c7a\u4e4b\u9053\uff08redis\u8840\u5d29\u64ca\u7a7f\uff09"},"content":{"rendered":"<h1 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id=\"1-%e4%bd%bf%e7%94%a8%e4%ba%92%e6%96%a5%e9%8e%96-xkgjmqfWKJ\">1. \u4f7f\u7528\u4e92\u65a5\u9396<\/h3>\n<p>\u5728\u9ad8\u4e26\u767c\u60c5\u6cc1\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e92\u65a5\u9396\u4f86\u63a7\u5236\u5c0d\u7279\u5b9a\u9375\u7684\u8a2a\u554f\u3002\u9019\u6a23\uff0c\u53ea\u6709\u4e00\u500b\u8acb\u6c42\u80fd\u5920\u8a2a\u554f\u8a72\u9375\uff0c\u5176\u4ed6\u8acb\u6c42\u5247\u9700\u8981\u7b49\u5f85\u3002\u9019\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u540c\u6642\u8acb\u6c42\u7684\u6578\u91cf\u3002<\/p>\n<pre><code>\nSETNX lock_key 1\nEXPIRE lock_key 5\n\/\/ \u9032\u884c\u6578\u64da\u67e5\u8a62\nDEL lock_key\n<\/code><\/pre>\n<h3 id=\"2-%e8%a8%ad%e7%bd%ae%e5%90%88%e7%90%86%e7%9a%84%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-xkgjmqfWKJ\">2. 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