{"id":129333,"date":"2024-10-26T20:50:36","date_gmt":"2024-10-26T12:50:36","guid":{"rendered":"https:\/\/server.hk\/cnblog\/129333\/"},"modified":"2024-10-26T20:50:37","modified_gmt":"2024-10-26T12:50:37","slug":"redis%e9%8e%96%e5%ae%9a%e8%ae%93%e4%bf%9d%e8%ad%b7%e6%95%b8%e6%93%9a%e6%9b%b4%e5%ae%89%e5%85%a8%ef%bc%88redis%e9%8e%96%e5%80%bc%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/129333\/","title":{"rendered":"Redis\u9396\u5b9a\u8b93\u4fdd\u8b77\u6578\u64da\u66f4\u5b89\u5168\uff08redis\u9396\u503c\uff09"},"content":{"rendered":"<h1 id=\"redis%e9%8e%96%e5%ae%9a%e8%ae%93%e4%bf%9d%e8%ad%b7%e6%95%b8%e6%93%9a%e6%9b%b4%e5%ae%89%e5%85%a8%ef%bc%88redis%e9%8e%96%e5%80%bc%ef%bc%89-QyHhRtHcba\">Redis\u9396\u5b9a\u8b93\u4fdd\u8b77\u6578\u64da\u66f4\u5b89\u5168\uff08redis\u9396\u503c\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u4e00\u81f4\u6027\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4e0d\u50c5\u63d0\u4f9b\u4e86\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u80fd\u529b\uff0c\u9084\u5177\u5099\u4e86\u591a\u7a2e\u6a5f\u5236\u4f86\u4fdd\u8b77\u6578\u64da\u7684\u5b89\u5168\u6027\u3002\u5176\u4e2d\uff0cRedis\u9396\u5b9a\uff08Redis Lock\uff09\u662f\u4e00\u500b\u91cd\u8981\u7684\u529f\u80fd\uff0c\u80fd\u5920\u6709\u6548\u9632\u6b62\u6578\u64da\u7af6\u722d\u548c\u4e0d\u4e00\u81f4\u6027\u554f\u984c\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e9%8e%96%e5%ae%9a%ef%bc%9f-QyHhRtHcba\">\u4ec0\u9ebc\u662fRedis\u9396\u5b9a\uff1f<\/h2>\n<p>Redis\u9396\u5b9a\u662f\u4e00\u7a2e\u7528\u65bc\u63a7\u5236\u5c0d\u5171\u4eab\u8cc7\u6e90\u8a2a\u554f\u7684\u6a5f\u5236\u3002\u7576\u591a\u500b\u5ba2\u6236\u7aef\u540c\u6642\u5617\u8a66\u8a2a\u554f\u6216\u4fee\u6539\u540c\u4e00\u8cc7\u6e90\u6642\uff0c\u9396\u5b9a\u53ef\u4ee5\u78ba\u4fdd\u53ea\u6709\u4e00\u500b\u5ba2\u6236\u7aef\u80fd\u5920\u5728\u7279\u5b9a\u6642\u9593\u5167\u9032\u884c\u64cd\u4f5c\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u6578\u64da\u7684\u7af6\u722d\u689d\u4ef6\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002<\/p>\n<h2 id=\"redis%e9%8e%96%e5%ae%9a%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-QyHhRtHcba\">Redis\u9396\u5b9a\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>Redis\u9396\u5b9a\u901a\u5e38\u4f7f\u7528\u4e00\u500b\u7c21\u55ae\u7684\u9375\u503c\u5c0d\u4f86\u5be6\u73fe\u3002\u7576\u4e00\u500b\u5ba2\u6236\u7aef\u60f3\u8981\u7372\u53d6\u9396\u6642\uff0c\u5b83\u6703\u5728Redis\u4e2d\u8a2d\u7f6e\u4e00\u500b\u7279\u5b9a\u7684\u9375\uff0c\u4e26\u5c07\u5176\u503c\u8a2d\u7f6e\u70ba\u552f\u4e00\u7684\u6a19\u8b58\u7b26\uff08\u4f8b\u5982UUID\uff09\u3002\u5982\u679c\u9019\u500b\u9375\u5df2\u7d93\u5b58\u5728\uff0c\u5247\u8868\u793a\u9396\u5df2\u88ab\u5176\u4ed6\u5ba2\u6236\u7aef\u7372\u53d6\uff0c\u7576\u524d\u5ba2\u6236\u7aef\u9700\u8981\u7b49\u5f85\u6216\u91cd\u8a66\u3002<\/p>\n<pre><code>SET lock_key unique_id NX PX 30000\n<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u78bc\u4e2d\uff0c`SET`\u547d\u4ee4\u7528\u65bc\u8a2d\u7f6e\u9396\uff0c`NX`\u8868\u793a\u53ea\u6709\u5728\u9375\u4e0d\u5b58\u5728\u6642\u624d\u6703\u8a2d\u7f6e\uff0c`PX`\u5247\u8a2d\u7f6e\u9396\u7684\u904e\u671f\u6642\u9593\uff08\u4ee5\u6beb\u79d2\u70ba\u55ae\u4f4d\uff09\u3002\u9019\u6a23\u53ef\u4ee5\u9632\u6b62\u6b7b\u9396\u7684\u60c5\u6cc1\u767c\u751f\uff0c\u56e0\u70ba\u5373\u4f7f\u5ba2\u6236\u7aef\u5728\u64cd\u4f5c\u904e\u7a0b\u4e2d\u5d29\u6f70\uff0c\u9396\u4e5f\u6703\u5728\u6307\u5b9a\u7684\u6642\u9593\u5f8c\u81ea\u52d5\u91cb\u653e\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8redis%e9%8e%96%e5%ae%9a%e7%9a%84%e5%84%aa%e5%8b%a2-QyHhRtHcba\">\u4f7f\u7528Redis\u9396\u5b9a\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u7c21\u55ae\u6613\u7528\uff1a<\/strong>Redis\u9396\u5b9a\u7684\u5be6\u73fe\u76f8\u5c0d\u7c21\u55ae\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u5c07\u5176\u96c6\u6210\u5230\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002<\/li>\n<li><strong>\u9ad8\u6548\u6027\u80fd\uff1a<\/strong>\u7531\u65bcRedis\u662f\u57fa\u65bc\u5167\u5b58\u7684\u6578\u64da\u5eab\uff0c\u9396\u5b9a\u64cd\u4f5c\u7684\u5ef6\u9072\u975e\u5e38\u4f4e\uff0c\u80fd\u5920\u5feb\u901f\u97ff\u61c9\u5ba2\u6236\u7aef\u8acb\u6c42\u3002<\/li>\n<li><strong>\u9632\u6b62\u6578\u64da\u7af6\u722d\uff1a<\/strong>\u901a\u904e\u9396\u5b9a\u6a5f\u5236\uff0c\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u591a\u500b\u5ba2\u6236\u7aef\u540c\u6642\u4fee\u6539\u6578\u64da\uff0c\u5f9e\u800c\u4fdd\u8b77\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"redis%e9%8e%96%e5%ae%9a%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-QyHhRtHcba\">Redis\u9396\u5b9a\u7684\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5118\u7ba1Redis\u9396\u5b9a\u63d0\u4f9b\u4e86\u8a31\u591a\u512a\u52e2\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u4ecd\u9700\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u9396\u7684\u904e\u671f\u6642\u9593\uff1a<\/strong>\u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u904e\u9577\u7684\u904e\u671f\u6642\u9593\u53ef\u80fd\u5c0e\u81f4\u8cc7\u6e90\u7684\u9577\u6642\u9593\u4f54\u7528\uff0c\u800c\u904e\u77ed\u7684\u904e\u671f\u6642\u9593\u5247\u53ef\u80fd\u5c0e\u81f4\u9396\u88ab\u610f\u5916\u91cb\u653e\u3002<\/li>\n<li><strong>\u6b7b\u9396\u554f\u984c\uff1a<\/strong>\u96d6\u7136Redis\u9396\u5b9a\u53ef\u4ee5\u9632\u6b62\u6b7b\u9396\uff0c\u4f46\u958b\u767c\u8005\u4ecd\u9700\u8b39\u614e\u8a2d\u8a08\u9396\u7684\u4f7f\u7528\u908f\u8f2f\uff0c\u4ee5\u907f\u514d\u6f5b\u5728\u7684\u6b7b\u9396\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u932f\u8aa4\u8655\u7406\uff1a<\/strong>\u5728\u7372\u53d6\u9396\u5931\u6557\u6642\uff0c\u61c9\u8a72\u6709\u76f8\u61c9\u7684\u932f\u8aa4\u8655\u7406\u6a5f\u5236\uff0c\u4ee5\u4fbf\u5ba2\u6236\u7aef\u80fd\u5920\u9069\u7576\u5730\u91cd\u8a66\u6216\u653e\u68c4\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-QyHhRtHcba\">\u7d50\u8ad6<\/h2>\n<p>Redis\u9396\u5b9a\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u5728\u591a\u5ba2\u6236\u7aef\u74b0\u5883\u4e2d\u4fdd\u8b77\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u4e00\u81f4\u6027\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u4f7f\u7528\uff0cRedis\u9396\u5b9a\u80fd\u5920\u6709\u6548\u5730\u9632\u6b62\u6578\u64da\u7af6\u722d\u548c\u4e0d\u4e00\u81f4\u6027\u554f\u984c\uff0c\u5f9e\u800c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u61c9\u7528\u4e2d\u5be6\u73feRedis\u9396\u5b9a\u6709\u9032\u4e00\u6b65\u7684\u8208\u8da3\uff0c\u6216\u8005\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u548c<a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a>\u7684\u8cc7\u8a0a\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis\u9396\u5b9a\u6280\u8853\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027\uff0c\u901a\u904e\u9396\u503c\u7ba1\u7406\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u8207\u9632\u6b62\u7af6\u722d\u689d\u4ef6\uff0c\u4fdd\u969c\u7cfb\u7d71\u7a69\u5b9a\u904b\u884c\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-129333","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129333","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=129333"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129333\/revisions"}],"predecessor-version":[{"id":129334,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129333\/revisions\/129334"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=129333"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=129333"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=129333"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}