{"id":125055,"date":"2024-10-25T19:26:21","date_gmt":"2024-10-25T11:26:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/125055\/"},"modified":"2024-10-25T19:26:21","modified_gmt":"2024-10-25T11:26:21","slug":"redis-%e8%85%b3%e6%9c%ac%e5%8a%a0%e8%bc%89%e6%8f%90%e5%8d%87%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86%e8%83%bd%e5%8a%9b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/125055\/","title":{"rendered":"Redis \u8173\u672c\u52a0\u8f09\u63d0\u5347\u6578\u64da\u8655\u7406\u80fd\u529b"},"content":{"rendered":"<h1 id=\"redis-%e8%85%b3%e6%9c%ac%e5%8a%a0%e8%bc%89%e6%8f%90%e5%8d%87%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86%e8%83%bd%e5%8a%9b-OcYceKYFTV\">Redis \u8173\u672c\u52a0\u8f09\u63d0\u5347\u6578\u64da\u8655\u7406\u80fd\u529b<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u5c0d\u65bc\u4f01\u696d\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u80fd\u529b\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u901a\u904e Redis \u8173\u672c\u52a0\u8f09\u4f86\u63d0\u5347\u6578\u64da\u8655\u7406\u80fd\u529b\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis-%e8%85%b3%e6%9c%ac%e5%8a%a0%e8%bc%89%ef%bc%9f-OcYceKYFTV\">\u4ec0\u9ebc\u662f Redis \u8173\u672c\u52a0\u8f09\uff1f<\/h2>\n<p>Redis \u652f\u6301\u4f7f\u7528 Lua \u8173\u672c\u4f86\u57f7\u884c\u539f\u5b50\u64cd\u4f5c\u3002\u9019\u610f\u5473\u8457\u53ef\u4ee5\u5c07\u591a\u500b\u547d\u4ee4\u6253\u5305\u6210\u4e00\u500b\u8173\u672c\uff0c\u4e26\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\uff0c\u5f9e\u800c\u6e1b\u5c11\u5ba2\u6236\u7aef\u8207\u670d\u52d9\u5668\u4e4b\u9593\u7684\u901a\u4fe1\u5ef6\u9072\u3002\u9019\u7a2e\u65b9\u5f0f\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6027\u80fd\uff0c\u9084\u80fd\u78ba\u4fdd\u64cd\u4f5c\u7684\u539f\u5b50\u6027\uff0c\u907f\u514d\u4e86\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u554f\u984c\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e4%bd%bf%e7%94%a8%e8%85%b3%e6%9c%ac%e5%8a%a0%e8%bc%89%ef%bc%9f-OcYceKYFTV\">\u70ba\u4ec0\u9ebc\u4f7f\u7528\u8173\u672c\u52a0\u8f09\uff1f<\/h2>\n<ul>\n<li><strong>\u6027\u80fd\u63d0\u5347\uff1a<\/strong>\u901a\u904e\u5c07\u591a\u500b\u64cd\u4f5c\u5408\u4f75\u70ba\u4e00\u500b\u8173\u672c\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002<\/li>\n<li><strong>\u539f\u5b50\u6027\uff1a<\/strong>\u6240\u6709\u64cd\u4f5c\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\uff0c\u78ba\u4fdd\u4e86\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u7c21\u5316\u4ee3\u78bc\uff1a<\/strong>\u5c07\u8907\u96dc\u7684\u908f\u8f2f\u5c01\u88dd\u5728\u8173\u672c\u4e2d\uff0c\u4f7f\u5ba2\u6236\u7aef\u4ee3\u78bc\u66f4\u7c21\u6f54\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-redis-%e8%85%b3%e6%9c%ac%e5%8a%a0%e8%bc%89-OcYceKYFTV\">\u5982\u4f55\u4f7f\u7528 Redis \u8173\u672c\u52a0\u8f09<\/h2>\n<p>\u4f7f\u7528 Redis \u8173\u672c\u52a0\u8f09\u7684\u57fa\u672c\u6b65\u9a5f\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\u64b0\u5beb Lua \u8173\u672c\u3002<\/li>\n<li>\u4f7f\u7528 <code>EVAL<\/code> \u547d\u4ee4\u5728 Redis \u4e2d\u57f7\u884c\u8173\u672c\u3002<\/li>\n<\/ol>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e8%a8%88%e7%ae%97%e5%a4%9a%e5%80%8b%e9%8d%b5%e7%9a%84%e7%b8%bd%e5%92%8c-OcYceKYFTV\">\u793a\u4f8b\uff1a\u8a08\u7b97\u591a\u500b\u9375\u7684\u7e3d\u548c<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 Lua \u8173\u672c\u793a\u4f8b\uff0c\u7528\u65bc\u8a08\u7b97\u591a\u500b\u9375\u7684\u7e3d\u548c\uff1a<\/p>\n<pre><code>\nlocal sum = 0\nfor i = 1, #KEYS do\n    sum = sum + tonumber(redis.call('GET', KEYS[i]))\nend\nreturn sum\n<\/code><\/pre>\n<p>\u8981\u57f7\u884c\u9019\u500b\u8173\u672c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>\nEVAL \"local sum = 0 for i = 1, #KEYS do sum = sum + tonumber(redis.call('GET', KEYS[i])) end return sum\" 3 key1 key2 key3\n<\/code><\/pre>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-OcYceKYFTV\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<ul>\n<li><strong>\u907f\u514d\u9577\u6642\u9593\u904b\u884c\u7684\u8173\u672c\uff1a<\/strong>\u9577\u6642\u9593\u904b\u884c\u7684\u8173\u672c\u53ef\u80fd\u6703\u963b\u585e Redis\uff0c\u5f71\u97ff\u5176\u4ed6\u64cd\u4f5c\u7684\u6027\u80fd\u3002<\/li>\n<li><strong>\u4f7f\u7528 <code>EVALSHA<\/code>\uff1a<\/strong>\u5982\u679c\u8173\u672c\u4e0d\u6703\u6539\u8b8a\uff0c\u5efa\u8b70\u4f7f\u7528 <code>EVALSHA<\/code> \u547d\u4ee4\u4f86\u63d0\u9ad8\u6027\u80fd\uff0c\u56e0\u70ba\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u6bcf\u6b21\u90fd\u91cd\u65b0\u52a0\u8f09\u8173\u672c\u3002<\/li>\n<li><strong>\u6e2c\u8a66\u548c\u512a\u5316\uff1a<\/strong>\u5728\u751f\u7522\u74b0\u5883\u4e2d\u4f7f\u7528\u4e4b\u524d\uff0c\u61c9\u5145\u5206\u6e2c\u8a66\u8173\u672c\u7684\u6027\u80fd\u548c\u6b63\u78ba\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-OcYceKYFTV\">\u7d50\u8ad6<\/h2>\n<p>Redis \u8173\u672c\u52a0\u8f09\u662f\u4e00\u7a2e\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u6578\u64da\u8655\u7406\u80fd\u529b\u3002\u901a\u904e\u5c07\u591a\u500b\u64cd\u4f5c\u5408\u4f75\u70ba\u4e00\u500b\u539f\u5b50\u8173\u672c\uff0c\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6027\u80fd\uff0c\u9084\u78ba\u4fdd\u4e86\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5408\u7406\u5229\u7528 Redis \u8173\u672c\u5c07\u6210\u70ba\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u548c\u8655\u7406\u6578\u64da\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63d0\u5347\u6578\u64da\u8655\u7406\u80fd\u529b\uff0cRedis \u8173\u672c\u52a0\u8f09\u6280\u8853\u52a9\u60a8\u512a\u5316\u6027\u80fd\uff0c\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u64cd\u4f5c\u8207\u7ba1\u7406\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-125055","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125055","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=125055"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125055\/revisions"}],"predecessor-version":[{"id":125056,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125055\/revisions\/125056"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=125055"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=125055"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=125055"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}