{"id":103445,"date":"2024-10-22T15:39:48","date_gmt":"2024-10-22T07:39:48","guid":{"rendered":"https:\/\/server.hk\/cnblog\/103445\/"},"modified":"2024-10-22T15:39:49","modified_gmt":"2024-10-22T07:39:49","slug":"redis-%e9%81%8e%e6%9c%9f%e5%a4%9a%e7%b7%9a%e7%a8%8b%e8%a7%a3%e6%b1%ba%e8%b6%85%e6%99%82%e7%b1%8c%e7%a2%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/103445\/","title":{"rendered":"Redis \u904e\u671f\u591a\u7dda\u7a0b\u89e3\u6c7a\u8d85\u6642\u7c4c\u78bc"},"content":{"rendered":"<h1 id=\"redis-%e9%81%8e%e6%9c%9f%e5%a4%9a%e7%b7%9a%e7%a8%8b%e8%a7%a3%e6%b1%ba%e8%b6%85%e6%99%82%e7%b1%8c%e7%a2%bc-SmnyELhTDQ\">Redis \u904e\u671f\u591a\u7dda\u7a0b\u89e3\u6c7a\u8d85\u6642\u7c4c\u78bc<\/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\u4e00\u500b\u91cd\u8981\u7279\u6027\u662f\u652f\u6301\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u6709\u6548\u5730\u7ba1\u7406\u8cc7\u6e90\u3002\u7136\u800c\uff0c\u7576\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u4f7f\u7528 Redis \u6642\uff0c\u5982\u4f55\u6b63\u78ba\u8655\u7406\u904e\u671f\u9375\u7684\u554f\u984c\u6210\u70ba\u4e86\u4e00\u500b\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u7684\u904e\u671f\u6a5f\u5236\u53ca\u5176\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6-SmnyELhTDQ\">Redis \u7684\u904e\u671f\u6a5f\u5236<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u5169\u7a2e\u4e3b\u8981\u7684\u904e\u671f\u7b56\u7565\u4f86\u7ba1\u7406\u9375\u7684\u751f\u547d\u9031\u671f\uff1a<\/p>\n<ul>\n<li><strong>\u5b9a\u6642\u522a\u9664\uff1a<\/strong>Redis \u6703\u5728\u6bcf\u6b21\u8a2a\u554f\u9375\u6642\u6aa2\u67e5\u5176\u904e\u671f\u6642\u9593\uff0c\u82e5\u5df2\u904e\u671f\u5247\u522a\u9664\u8a72\u9375\u3002<\/li>\n<li><strong>\u60f0\u6027\u522a\u9664\uff1a<\/strong>Redis \u6703\u5b9a\u671f\u6383\u63cf\u4e00\u90e8\u5206\u9375\uff0c\u522a\u9664\u90a3\u4e9b\u5df2\u904e\u671f\u7684\u9375\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5167\u5b58\u7684\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<p>\u9019\u5169\u7a2e\u7b56\u7565\u5404\u6709\u512a\u7f3a\u9ede\uff0c\u5b9a\u6642\u522a\u9664\u80fd\u5920\u5373\u6642\u91cb\u653e\u8cc7\u6e90\uff0c\u4f46\u5728\u9ad8\u4e26\u767c\u60c5\u6cc1\u4e0b\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff1b\u800c\u60f0\u6027\u522a\u9664\u5247\u53ef\u80fd\u5c0e\u81f4\u904e\u671f\u9375\u5728\u4e00\u6bb5\u6642\u9593\u5167\u4ecd\u7136\u5b58\u5728\u65bc\u5167\u5b58\u4e2d\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-SmnyELhTDQ\">\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\u904e\u671f\u9375\u7684\u8655\u7406\u8b8a\u5f97\u66f4\u52a0\u8907\u96dc\u3002\u5047\u8a2d\u6709\u4e00\u500b\u9375\u5728\u67d0\u500b\u7dda\u7a0b\u4e2d\u88ab\u8a2d\u7f6e\u70ba\u904e\u671f\uff0c\u4f46\u5728\u53e6\u4e00\u500b\u7dda\u7a0b\u4e2d\u4ecd\u7136\u53ef\u4ee5\u8a2a\u554f\u8a72\u9375\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u554f\u984c\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u8003\u616e\u4ee5\u4e0b\u4ee3\u78bc\u7247\u6bb5\uff1a<\/p>\n<pre><code>Thread 1:\nSET key \"value\"\nEXPIRE key 10\n\nThread 2:\nGET key\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0cThread 2 \u53ef\u80fd\u5728 Thread 1 \u8a2d\u7f6e\u904e\u671f\u4e4b\u524d\u5c31\u8b80\u53d6\u4e86\u9375\u7684\u503c\uff0c\u9019\u6a23\u5c31\u6703\u5c0e\u81f4 Thread 2 \u7372\u5f97\u904e\u671f\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-SmnyELhTDQ\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u70ba\u4e86\u89e3\u6c7a\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d Redis \u904e\u671f\u9375\u7684\u554f\u984c\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e9%8e%96%e6%a9%9f%e5%88%b6-SmnyELhTDQ\">1. \u4f7f\u7528\u9396\u6a5f\u5236<\/h3>\n<p>\u5728\u8a2a\u554f Redis \u9375\u4e4b\u524d\uff0c\u53ef\u4ee5\u4f7f\u7528\u9396\u4f86\u78ba\u4fdd\u540c\u4e00\u6642\u9593\u53ea\u6709\u4e00\u500b\u7dda\u7a0b\u80fd\u5920\u8a2a\u554f\u8a72\u9375\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u554f\u984c\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 Redis \u7684\u5206\u4f48\u5f0f\u9396\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET lock_key \"locked\" NX PX 10000\nif lock acquired:\n    \/\/ perform operations\n    DEL lock_key\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e6%b6%88%e6%81%af%e9%9a%8a%e5%88%97-SmnyELhTDQ\">2. \u4f7f\u7528\u6d88\u606f\u968a\u5217<\/h3>\n<p>\u5c07\u9700\u8981\u8655\u7406\u7684\u8acb\u6c42\u653e\u5165\u6d88\u606f\u968a\u5217\u4e2d\uff0c\u7136\u5f8c\u7531\u55ae\u500b\u6d88\u8cbb\u8005\u7dda\u7a0b\u4f86\u8655\u7406\u9019\u4e9b\u8acb\u6c42\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6bcf\u500b\u8acb\u6c42\u90fd\u6309\u7167\u9806\u5e8f\u8655\u7406\uff0c\u907f\u514d\u540c\u6642\u8a2a\u554f\u904e\u671f\u9375\u7684\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"3-%e5%ae%9a%e6%9c%9f%e6%aa%a2%e6%9f%a5%e9%81%8e%e6%9c%9f%e9%8d%b5-SmnyELhTDQ\">3. \u5b9a\u671f\u6aa2\u67e5\u904e\u671f\u9375<\/h3>\n<p>\u5728\u61c9\u7528\u5c64\u9762\u4e0a\uff0c\u5b9a\u671f\u6aa2\u67e5\u904e\u671f\u9375\u7684\u72c0\u614b\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u6e05\u7406\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u904e\u671f\u9375\u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u5f71\u97ff\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-SmnyELhTDQ\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u4f7f\u7528 Redis \u6642\uff0c\u904e\u671f\u9375\u7684\u7ba1\u7406\u662f\u4e00\u500b\u91cd\u8981\u7684\u6311\u6230\u3002\u901a\u904e\u4f7f\u7528\u9396\u6a5f\u5236\u3001\u6d88\u606f\u968a\u5217\u548c\u5b9a\u671f\u6aa2\u67e5\u7b49\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u4e00\u554f\u984c\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u904e\u671f\u591a\u7dda\u7a0b\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u5347\u8d85\u6642\u7c4c\u78bc\u7ba1\u7406\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u8207\u6027\u80fd\u512a\u5316\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-103445","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/103445","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=103445"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/103445\/revisions"}],"predecessor-version":[{"id":103446,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/103445\/revisions\/103446"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=103445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=103445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=103445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}