{"id":128351,"date":"2024-10-26T13:31:17","date_gmt":"2024-10-26T05:31:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128351\/"},"modified":"2024-10-26T13:31:18","modified_gmt":"2024-10-26T05:31:18","slug":"redis-%e5%af%a6%e7%8f%be%e7%9a%84%e8%a8%88%e6%95%b8%e5%99%a8%e9%98%b2%e6%ad%a2%e4%b8%a6%e7%99%bc%e8%a1%9d%e7%aa%81","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128351\/","title":{"rendered":"Redis \u5be6\u73fe\u7684\u8a08\u6578\u5668\u9632\u6b62\u4e26\u767c\u885d\u7a81"},"content":{"rendered":"<h1 id=\"redis-%e5%af%a6%e7%8f%be%e7%9a%84%e8%a8%88%e6%95%b8%e5%99%a8%e9%98%b2%e6%ad%a2%e4%b8%a6%e7%99%bc%e8%a1%9d%e7%aa%81-ffknOZQsLx\">Redis \u5be6\u73fe\u7684\u8a08\u6578\u5668\u9632\u6b62\u4e26\u767c\u885d\u7a81<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u4e26\u767c\u8655\u7406\u662f\u4e00\u500b\u91cd\u8981\u7684\u6311\u6230\u3002\u7279\u5225\u662f\u5728\u9ad8\u6d41\u91cf\u7684\u74b0\u5883\u4e2d\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u8a08\u6578\u5668\u4ee5\u9632\u6b62\u4e26\u767c\u885d\u7a81\uff0c\u6210\u70ba\u4e86\u958b\u767c\u8005\u9700\u8981\u9762\u5c0d\u7684\u554f\u984c\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u5be6\u73fe\u8a08\u6578\u5668\uff0c\u4e26\u6709\u6548\u5730\u9632\u6b62\u4e26\u767c\u885d\u7a81\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e4%b8%a6%e7%99%bc%e8%a1%9d%e7%aa%81%ef%bc%9f-ffknOZQsLx\">\u4ec0\u9ebc\u662f\u4e26\u767c\u885d\u7a81\uff1f<\/h2>\n<p>\u4e26\u767c\u885d\u7a81\u662f\u6307\u5728\u591a\u500b\u9032\u7a0b\u6216\u7dda\u7a0b\u540c\u6642\u8a2a\u554f\u548c\u4fee\u6539\u5171\u4eab\u8cc7\u6e90\u6642\uff0c\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002\u4f8b\u5982\uff0c\u7576\u5169\u500b\u7528\u6236\u540c\u6642\u589e\u52a0\u8a08\u6578\u5668\u7684\u503c\u6642\uff0c\u6700\u7d42\u7684\u8a08\u6578\u5668\u503c\u53ef\u80fd\u4e0d\u6b63\u78ba\u3002\u9019\u7a2e\u60c5\u6cc1\u5728\u9ad8\u4e26\u767c\u7684\u61c9\u7528\u4e2d\u5c24\u70ba\u5e38\u898b\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%8e%9f%e5%ad%90%e6%93%8d%e4%bd%9c-ffknOZQsLx\">Redis \u7684\u539f\u5b50\u64cd\u4f5c<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u539f\u5b50\u64cd\u4f5c\u7684\u7279\u6027\uff0c\u9019\u610f\u5473\u8457\u5c0d\u65bc\u67d0\u4e9b\u64cd\u4f5c\uff0cRedis \u80fd\u5920\u4fdd\u8b49\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\u4e0d\u6703\u88ab\u5176\u4ed6\u64cd\u4f5c\u6253\u65b7\u3002\u9019\u5c0d\u65bc\u8a08\u6578\u5668\u7684\u5be6\u73fe\u81f3\u95dc\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 Redis \u5be6\u73fe\u8a08\u6578\u5668\u7684\u57fa\u672c\u65b9\u6cd5\uff1a<\/p>\n<pre><code>INCR counter_key<\/code><\/pre>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u6703\u5c07\u6307\u5b9a\u7684\u8a08\u6578\u5668\u9375\uff08counter_key\uff09\u7684\u503c\u589e\u52a0 1\u3002\u9019\u500b\u64cd\u4f5c\u662f\u539f\u5b50\u7684\uff0c\u56e0\u6b64\u5373\u4f7f\u591a\u500b\u5ba2\u6236\u7aef\u540c\u6642\u57f7\u884c\u9019\u500b\u547d\u4ee4\uff0cRedis \u4e5f\u80fd\u4fdd\u8b49\u6bcf\u6b21\u589e\u52a0\u7684\u64cd\u4f5c\u90fd\u662f\u6b63\u78ba\u7684\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-lua-%e8%85%b3%e6%9c%ac%e9%80%b2%e8%a1%8c%e8%a4%87%e9%9b%9c%e6%93%8d%e4%bd%9c-ffknOZQsLx\">\u4f7f\u7528 Lua \u8173\u672c\u9032\u884c\u8907\u96dc\u64cd\u4f5c<\/h2>\n<p>\u5c0d\u65bc\u66f4\u8907\u96dc\u7684\u8a08\u6578\u5668\u64cd\u4f5c\uff0cRedis \u9084\u652f\u6301 Lua \u8173\u672c\u3002\u9019\u4f7f\u5f97\u958b\u767c\u8005\u53ef\u4ee5\u5c07\u591a\u500b\u64cd\u4f5c\u5c01\u88dd\u5728\u4e00\u500b\u539f\u5b50\u64cd\u4f5c\u4e2d\uff0c\u9032\u4e00\u6b65\u6e1b\u5c11\u4e26\u767c\u885d\u7a81\u7684\u98a8\u96aa\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n<pre><code>local current = redis.call('GET', KEYS[1])\nif current then\n    redis.call('SET', KEYS[1], current + ARGV[1])\nelse\n    redis.call('SET', KEYS[1], ARGV[1])\nend<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u7372\u53d6\u8a08\u6578\u5668\u7684\u7576\u524d\u503c\uff0c\u7136\u5f8c\u6839\u64da\u9700\u8981\u9032\u884c\u66f4\u65b0\u3002\u9019\u6574\u500b\u904e\u7a0b\u90fd\u662f\u5728 Lua \u8173\u672c\u4e2d\u57f7\u884c\u7684\uff0c\u78ba\u4fdd\u4e86\u64cd\u4f5c\u7684\u539f\u5b50\u6027\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-redis-%e4%ba%8b%e5%8b%99-ffknOZQsLx\">\u4f7f\u7528 Redis \u4e8b\u52d9<\/h2>\n<p>\u9664\u4e86\u539f\u5b50\u64cd\u4f5c\u548c Lua \u8173\u672c\uff0cRedis \u9084\u652f\u6301\u4e8b\u52d9\uff08Transaction\uff09\u3002\u901a\u904e\u4f7f\u7528 MULTI \u548c EXEC \u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5c07\u591a\u500b\u547d\u4ee4\u6253\u5305\u5728\u4e00\u8d77\uff0c\u78ba\u4fdd\u5b83\u5011\u8981\u9ebc\u5168\u90e8\u57f7\u884c\uff0c\u8981\u9ebc\u5168\u90e8\u4e0d\u57f7\u884c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>MULTI\nINCR counter_key\nINCR counter_key\nEXEC<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5c07\u5169\u6b21\u589e\u52a0\u8a08\u6578\u5668\u7684\u64cd\u4f5c\u653e\u5728\u4e00\u500b\u4e8b\u52d9\u4e2d\u57f7\u884c\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u8a08\u6578\u5668\u7684\u6700\u7d42\u503c\u662f\u6b63\u78ba\u7684\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-ffknOZQsLx\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u4f7f\u7528 Redis \u5be6\u73fe\u8a08\u6578\u5668\u53ef\u4ee5\u6709\u6548\u5730\u9632\u6b62\u4e26\u767c\u885d\u7a81\u3002\u901a\u904e\u5229\u7528 Redis \u7684\u539f\u5b50\u64cd\u4f5c\u3001Lua \u8173\u672c\u548c\u4e8b\u52d9\u529f\u80fd\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u78ba\u4fdd\u8a08\u6578\u5668\u7684\u6e96\u78ba\u6027\u548c\u4e00\u81f4\u6027\u3002\u9019\u4e9b\u6280\u8853\u4e0d\u50c5\u63d0\u9ad8\u4e86\u61c9\u7528\u7684\u6027\u80fd\uff0c\u9084\u589e\u5f37\u4e86\u6578\u64da\u7684\u53ef\u9760\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u4e26\u767c\u554f\u984c\uff0c\u78ba\u4fdd\u60a8\u7684\u670d\u52d9\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5229\u7528 Redis \u5be6\u73fe\u8a08\u6578\u5668\uff0c\u9632\u6b62\u4e26\u767c\u885d\u7a81\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u8207\u9ad8\u6548\u6027\u80fd\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-128351","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128351","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=128351"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128351\/revisions"}],"predecessor-version":[{"id":128352,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128351\/revisions\/128352"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128351"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128351"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128351"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}