{"id":105056,"date":"2024-10-23T12:33:46","date_gmt":"2024-10-23T04:33:46","guid":{"rendered":"https:\/\/server.hk\/cnblog\/105056\/"},"modified":"2024-10-23T12:33:47","modified_gmt":"2024-10-23T04:33:47","slug":"redis-%e9%81%8e%e6%9c%9f%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be%e5%a4%9a%e7%b7%9a%e7%a8%8b%e5%ae%89%e5%85%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/105056\/","title":{"rendered":"Redis \u904e\u671f\u5982\u4f55\u5be6\u73fe\u591a\u7dda\u7a0b\u5b89\u5168"},"content":{"rendered":"<h1 id=\"redis-%e9%81%8e%e6%9c%9f%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be%e5%a4%9a%e7%b7%9a%e7%a8%8b%e5%ae%89%e5%85%a8-LBtsnhxRmH\">Redis \u904e\u671f\u5982\u4f55\u5be6\u73fe\u591a\u7dda\u7a0b\u5b89\u5168<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u5834\u666f\u3002Redis \u7684\u904e\u671f\u6a5f\u5236\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u81ea\u52d5\u6e05\u7406\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff0c\u5f9e\u800c\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\u548c\u63d0\u9ad8\u6027\u80fd\u3002\u7136\u800c\uff0c\u7576\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u4f7f\u7528 Redis \u6642\uff0c\u5982\u4f55\u78ba\u4fdd\u904e\u671f\u64cd\u4f5c\u7684\u5b89\u5168\u6027\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6-LBtsnhxRmH\">Redis \u7684\u904e\u671f\u6a5f\u5236<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u5169\u7a2e\u4e3b\u8981\u7684\u904e\u671f\u6a5f\u5236\uff1a\u5b9a\u6642\u904e\u671f\u548c\u60f0\u6027\u904e\u671f\u3002\u5b9a\u6642\u904e\u671f\u662f\u6307\u5728\u8a2d\u7f6e\u9375\u503c\u6642\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6307\u5b9a\u4e00\u500b\u904e\u671f\u6642\u9593\uff0cRedis \u6703\u5728\u8a72\u6642\u9593\u5230\u9054\u6642\u81ea\u52d5\u522a\u9664\u8a72\u9375\u3002\u800c\u60f0\u6027\u904e\u671f\u5247\u662f\u7576\u7528\u6236\u8a2a\u554f\u67d0\u500b\u9375\u6642\uff0cRedis \u6703\u6aa2\u67e5\u8a72\u9375\u662f\u5426\u904e\u671f\uff0c\u5982\u679c\u904e\u671f\u5247\u522a\u9664\u3002<\/p>\n<h2 id=\"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e7%92%b0%e5%a2%83%e4%b8%ad%e7%9a%84%e6%8c%91%e6%88%b0-LBtsnhxRmH\">\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u7684\u6311\u6230<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u7576\u591a\u500b\u7dda\u7a0b\u540c\u6642\u8a2a\u554f Redis \u6642\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li><strong>\u7af6\u722d\u689d\u4ef6\uff1a<\/strong>\u591a\u500b\u7dda\u7a0b\u53ef\u80fd\u540c\u6642\u5617\u8a66\u8a2d\u7f6e\u6216\u522a\u9664\u540c\u4e00\u500b\u9375\uff0c\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u3002<\/li>\n<li><strong>\u904e\u671f\u6aa2\u67e5\u5ef6\u9072\uff1a<\/strong>\u5982\u679c\u4e00\u500b\u7dda\u7a0b\u5728\u6aa2\u67e5\u9375\u7684\u904e\u671f\u72c0\u614b\u6642\uff0c\u53e6\u4e00\u500b\u7dda\u7a0b\u53ef\u80fd\u5df2\u7d93\u522a\u9664\u4e86\u8a72\u9375\uff0c\u9019\u6703\u5c0e\u81f4\u932f\u8aa4\u7684\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e5%a4%9a%e7%b7%9a%e7%a8%8b%e5%ae%89%e5%85%a8%e7%9a%84%e7%ad%96%e7%95%a5-LBtsnhxRmH\">\u5be6\u73fe\u591a\u7dda\u7a0b\u5b89\u5168\u7684\u7b56\u7565<\/h2>\n<p>\u70ba\u4e86\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u5b89\u5168\u5730\u4f7f\u7528 Redis \u7684\u904e\u671f\u6a5f\u5236\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e5%88%86%e5%b8%83%e5%bc%8f%e9%8e%96-LBtsnhxRmH\">1. \u4f7f\u7528\u5206\u5e03\u5f0f\u9396<\/h3>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 Redis \u7684\u5206\u5e03\u5f0f\u9396\u4f86\u78ba\u4fdd\u540c\u4e00\u6642\u9593\u53ea\u6709\u4e00\u500b\u7dda\u7a0b\u80fd\u5920\u8a2a\u554f\u7279\u5b9a\u7684\u9375\u3002\u9019\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e\u4e00\u500b\u9396\u9375\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>SET lock_key \"locked\" NX PX 30000\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u6703\u5728\u9396\u9375\u4e0d\u5b58\u5728\u7684\u60c5\u6cc1\u4e0b\u8a2d\u7f6e\u9396\uff0c\u4e26\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u70ba 30 \u79d2\u3002\u9019\u6a23\u53ef\u4ee5\u9632\u6b62\u5176\u4ed6\u7dda\u7a0b\u5728\u9396\u5b9a\u671f\u9593\u8a2a\u554f\u8a72\u9375\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-lua-%e8%85%b3%e6%9c%ac-LBtsnhxRmH\">2. \u4f7f\u7528 Lua \u8173\u672c<\/h3>\n<p>Redis \u652f\u6301 Lua \u8173\u672c\uff0c\u9019\u4f7f\u5f97\u53ef\u4ee5\u5c07\u591a\u500b\u64cd\u4f5c\u539f\u5b50\u6027\u5730\u57f7\u884c\u3002\u901a\u904e\u5c07\u904e\u671f\u6aa2\u67e5\u548c\u522a\u9664\u64cd\u4f5c\u653e\u5728\u540c\u4e00\u500b Lua \u8173\u672c\u4e2d\uff0c\u53ef\u4ee5\u907f\u514d\u7af6\u722d\u689d\u4ef6\uff1a<\/p>\n<pre><code>local value = redis.call(\"GET\", KEYS[1])\nif value then\n    redis.call(\"DEL\", KEYS[1])\nend\nreturn value\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u6aa2\u67e5\u9375\u662f\u5426\u5b58\u5728\u7684\u540c\u6642\uff0c\u53ea\u6709\u4e00\u500b\u7dda\u7a0b\u80fd\u5920\u522a\u9664\u8a72\u9375\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-redis-%e7%9a%84%e9%81%8e%e6%9c%9f%e9%80%9a%e7%9f%a5-LBtsnhxRmH\">3. \u4f7f\u7528 Redis \u7684\u904e\u671f\u901a\u77e5<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86\u904e\u671f\u901a\u77e5\u529f\u80fd\uff0c\u53ef\u4ee5\u5728\u9375\u904e\u671f\u6642\u767c\u9001\u4e8b\u4ef6\u3002\u9019\u6a23\u53ef\u4ee5\u8b93\u5176\u4ed6\u7dda\u7a0b\u53ca\u6642\u7372\u77e5\u67d0\u500b\u9375\u5df2\u7d93\u904e\u671f\uff0c\u5f9e\u800c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u64cd\u4f5c\uff1a<\/p>\n<pre><code>CONFIG SET notify-keyspace-events Ex\n<\/code><\/pre>\n<p>\u9019\u6a23\u8a2d\u7f6e\u5f8c\uff0c\u7576\u9375\u904e\u671f\u6642\uff0cRedis \u6703\u5728\u7279\u5b9a\u7684\u901a\u9053\u4e0a\u767c\u9001\u901a\u77e5\uff0c\u5176\u4ed6\u7dda\u7a0b\u53ef\u4ee5\u6839\u64da\u9019\u4e9b\u901a\u77e5\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-LBtsnhxRmH\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u4f7f\u7528 Redis \u7684\u904e\u671f\u6a5f\u5236\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u8003\u616e\u5230\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b89\u5168\u6027\u3002\u901a\u904e\u4f7f\u7528\u5206\u5e03\u5f0f\u9396\u3001Lua \u8173\u672c\u548c\u904e\u671f\u901a\u77e5\u7b49\u6280\u8853\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u591a\u7dda\u7a0b\u8a2a\u554f\u5e36\u4f86\u7684\u6311\u6230\u3002\u9019\u4e9b\u7b56\u7565\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\uff0c\u9084\u80fd\u63d0\u5347\u61c9\u7528\u7684\u6027\u80fd\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u904e\u671f\u6a5f\u5236\u7684\u591a\u7dda\u7a0b\u5b89\u5168\u5be6\u73fe\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u8207\u9ad8\u6548\u6027\u80fd\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\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-105056","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/105056","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=105056"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/105056\/revisions"}],"predecessor-version":[{"id":105057,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/105056\/revisions\/105057"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=105056"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=105056"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=105056"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}