{"id":126797,"date":"2024-10-26T07:43:23","date_gmt":"2024-10-25T23:43:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/126797\/"},"modified":"2024-10-26T07:43:24","modified_gmt":"2024-10-25T23:43:24","slug":"redis-%e8%bc%95%e9%ac%86%e5%af%a6%e7%8f%be%e8%85%b3%e6%9c%ac%e8%87%aa%e5%8b%95%e5%8a%a0%e8%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/126797\/","title":{"rendered":"Redis \u8f15\u9b06\u5be6\u73fe\u8173\u672c\u81ea\u52d5\u52a0\u8f09"},"content":{"rendered":"<h1 id=\"redis-%e8%bc%95%e9%ac%86%e5%af%a6%e7%8f%be%e8%85%b3%e6%9c%ac%e8%87%aa%e5%8b%95%e5%8a%a0%e8%bc%89-LHsNLBmyCS\">Redis \u8f15\u9b06\u5be6\u73fe\u8173\u672c\u81ea\u52d5\u52a0\u8f09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u8d8a\u4f86\u8d8a\u53d7\u5230\u958b\u767c\u8005\u7684\u9752\u775e\u3002\u5176\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u901f\u5ea6\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7684\u7406\u60f3\u9078\u64c7\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728 Redis \u4e2d\u8f15\u9b06\u5be6\u73fe\u8173\u672c\u7684\u81ea\u52d5\u52a0\u8f09\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis-%e8%85%b3%e6%9c%ac%e8%87%aa%e5%8b%95%e5%8a%a0%e8%bc%89%ef%bc%9f-LHsNLBmyCS\">\u4ec0\u9ebc\u662f Redis \u8173\u672c\u81ea\u52d5\u52a0\u8f09\uff1f<\/h2>\n<p>Redis \u652f\u6301 Lua \u8173\u672c\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u53ef\u4ee5\u5728\u4f3a\u670d\u5668\u7aef\u57f7\u884c\u8907\u96dc\u7684\u64cd\u4f5c\uff0c\u800c\u4e0d\u5fc5\u5c07\u6578\u64da\u50b3\u8f38\u5230\u5ba2\u6236\u7aef\u9032\u884c\u8655\u7406\u3002\u8173\u672c\u81ea\u52d5\u52a0\u8f09\u7684\u6982\u5ff5\u662f\u6307\u5728 Redis \u555f\u52d5\u6642\uff0c\u81ea\u52d5\u52a0\u8f09\u6307\u5b9a\u7684 Lua \u8173\u672c\uff0c\u9019\u6a23\u958b\u767c\u8005\u5c31\u4e0d\u9700\u8981\u6bcf\u6b21\u624b\u52d5\u52a0\u8f09\u8173\u672c\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u6548\u7387\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e4%bd%bf%e7%94%a8-lua-%e8%85%b3%e6%9c%ac%ef%bc%9f-LHsNLBmyCS\">\u70ba\u4ec0\u9ebc\u4f7f\u7528 Lua \u8173\u672c\uff1f<\/h2>\n<ul>\n<li><strong>\u6027\u80fd\u512a\u52e2\uff1a<\/strong>Lua \u8173\u672c\u5728 Redis \u4f3a\u670d\u5668\u7aef\u57f7\u884c\uff0c\u6e1b\u5c11\u4e86\u7db2\u7d61\u5ef6\u9072\u3002<\/li>\n<li><strong>\u539f\u5b50\u6027\uff1a<\/strong>\u8173\u672c\u57f7\u884c\u662f\u539f\u5b50\u6027\u7684\uff0c\u9019\u610f\u5473\u8457\u5728\u8173\u672c\u57f7\u884c\u671f\u9593\uff0c\u5176\u4ed6\u5ba2\u6236\u7aef\u7121\u6cd5\u8a2a\u554f\u6578\u64da\uff0c\u5f9e\u800c\u907f\u514d\u4e86\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u554f\u984c\u3002<\/li>\n<li><strong>\u7c21\u5316\u64cd\u4f5c\uff1a<\/strong>\u53ef\u4ee5\u5c07\u591a\u500b Redis \u547d\u4ee4\u5c01\u88dd\u5728\u4e00\u500b\u8173\u672c\u4e2d\uff0c\u7c21\u5316\u4e86\u64cd\u4f5c\u6d41\u7a0b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be%e8%85%b3%e6%9c%ac%e8%87%aa%e5%8b%95%e5%8a%a0%e8%bc%89-LHsNLBmyCS\">\u5982\u4f55\u5be6\u73fe\u8173\u672c\u81ea\u52d5\u52a0\u8f09<\/h2>\n<p>\u8981\u5be6\u73fe Redis \u7684\u8173\u672c\u81ea\u52d5\u52a0\u8f09\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-1%ef%bc%9a%e7%b7%a8%e5%af%ab-lua-%e8%85%b3%e6%9c%ac-LHsNLBmyCS\">\u6b65\u9a5f 1\uff1a\u7de8\u5beb Lua \u8173\u672c<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u7de8\u5beb\u4e00\u500b Lua \u8173\u672c\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u8173\u672c\uff0c\u7528\u65bc\u8a08\u7b97\u5169\u500b\u6578\u5b57\u7684\u548c\uff1a<\/p>\n<pre><code>\nlocal a = tonumber(ARGV[1])\nlocal b = tonumber(ARGV[2])\nreturn a + b\n<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-2%ef%bc%9a%e5%b0%87%e8%85%b3%e6%9c%ac%e4%bf%9d%e5%ad%98%e5%88%b0%e6%96%87%e4%bb%b6-LHsNLBmyCS\">\u6b65\u9a5f 2\uff1a\u5c07\u8173\u672c\u4fdd\u5b58\u5230\u6587\u4ef6<\/h3>\n<p>\u5c07\u4e0a\u8ff0\u8173\u672c\u4fdd\u5b58\u70ba <code>sum.lua<\/code> \u6587\u4ef6\uff0c\u4e26\u78ba\u4fdd\u8a72\u6587\u4ef6\u53ef\u4ee5\u88ab Redis \u4f3a\u670d\u5668\u8a2a\u554f\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-3%ef%bc%9a%e9%85%8d%e7%bd%ae-redis-%e8%87%aa%e5%8b%95%e5%8a%a0%e8%bc%89%e8%85%b3%e6%9c%ac-LHsNLBmyCS\">\u6b65\u9a5f 3\uff1a\u914d\u7f6e Redis \u81ea\u52d5\u52a0\u8f09\u8173\u672c<\/h3>\n<p>\u5728 Redis \u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 <code>lua-script<\/code> \u6307\u4ee4\u4f86\u6307\u5b9a\u8981\u81ea\u52d5\u52a0\u8f09\u7684\u8173\u672c\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>\nlua-script \/path\/to\/your\/script\/sum.lua\n<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-4%ef%bc%9a%e9%87%8d%e5%95%9f-redis-%e4%bc%ba%e6%9c%8d%e5%99%a8-LHsNLBmyCS\">\u6b65\u9a5f 4\uff1a\u91cd\u555f Redis \u4f3a\u670d\u5668<\/h3>\n<p>\u5b8c\u6210\u914d\u7f6e\u5f8c\uff0c\u91cd\u555f Redis \u4f3a\u670d\u5668\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\u3002\u7576 Redis \u555f\u52d5\u6642\uff0c\u6307\u5b9a\u7684 Lua \u8173\u672c\u5c07\u81ea\u52d5\u52a0\u8f09\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e8%87%aa%e5%8b%95%e5%8a%a0%e8%bc%89%e7%9a%84%e8%85%b3%e6%9c%ac-LHsNLBmyCS\">\u4f7f\u7528\u81ea\u52d5\u52a0\u8f09\u7684\u8173\u672c<\/h2>\n<p>\u4e00\u65e6\u8173\u672c\u88ab\u81ea\u52d5\u52a0\u8f09\uff0c\u60a8\u53ef\u4ee5\u901a\u904e Redis \u7684 <code>EVAL<\/code> \u547d\u4ee4\u4f86\u8abf\u7528\u5b83\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>\nEVAL \"return redis.call('sum', ARGV[1], ARGV[2])\" 0 3 5\n<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de 8\uff0c\u56e0\u70ba\u5b83\u8a08\u7b97\u4e86 3 \u548c 5 \u7684\u548c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-LHsNLBmyCS\">\u7e3d\u7d50<\/h2>\n<p>Redis \u7684\u8173\u672c\u81ea\u52d5\u52a0\u8f09\u529f\u80fd\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u958b\u767c\u6548\u7387\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u983b\u7e41\u57f7\u884c\u8907\u96dc\u64cd\u4f5c\u7684\u60c5\u6cc1\u4e0b\u3002\u901a\u904e\u7c21\u55ae\u7684\u914d\u7f6e\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u8173\u672c\u7684\u81ea\u52d5\u52a0\u8f09\uff0c\u5f9e\u800c\u5c08\u6ce8\u65bc\u696d\u52d9\u908f\u8f2f\u7684\u958b\u767c\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c Redis\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u8f15\u9b06\u5be6\u73fe Redis \u8173\u672c\u81ea\u52d5\u52a0\u8f09\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u7c21\u5316\u958b\u767c\u6d41\u7a0b\uff0c\u8b93\u6578\u64da\u64cd\u4f5c\u66f4\u6d41\u66a2\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-126797","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126797","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=126797"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126797\/revisions"}],"predecessor-version":[{"id":126798,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/126797\/revisions\/126798"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=126797"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=126797"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=126797"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}