{"id":98772,"date":"2024-10-21T05:24:18","date_gmt":"2024-10-20T21:24:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98772\/"},"modified":"2024-10-21T05:24:19","modified_gmt":"2024-10-20T21:24:19","slug":"redis-%e7%9a%84%e8%87%aa%e5%a2%9e%e5%a4%9a%e7%b7%9a%e7%a8%8b%e5%af%a6%e7%8f%be%e6%8a%80%e8%a1%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98772\/","title":{"rendered":"Redis \u7684\u81ea\u589e\u591a\u7dda\u7a0b\u5be6\u73fe\u6280\u8853"},"content":{"rendered":"<h1 id=\"redis-%e7%9a%84%e8%87%aa%e5%a2%9e%e5%a4%9a%e7%b7%9a%e7%a8%8b%e5%af%a6%e7%8f%be%e6%8a%80%e8%a1%93-rdUQLjLKUh\">Redis \u7684\u81ea\u589e\u591a\u7dda\u7a0b\u5be6\u73fe\u6280\u8853<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u8655\u7406\u74b0\u5883\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u61c9\u7528\u4e2d\u3002Redis \u7684\u81ea\u589e\u529f\u80fd\u662f\u4e00\u500b\u91cd\u8981\u7684\u7279\u6027\uff0c\u5141\u8a31\u7528\u6236\u5c0d\u9375\u7684\u503c\u9032\u884c\u81ea\u52d5\u589e\u9577\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u7684\u81ea\u589e\u591a\u7dda\u7a0b\u5be6\u73fe\u6280\u8853\uff0c\u4e26\u5206\u6790\u5176\u80cc\u5f8c\u7684\u539f\u7406\u548c\u61c9\u7528\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e8%87%aa%e5%a2%9e%e6%93%8d%e4%bd%9c-rdUQLjLKUh\">Redis \u7684\u81ea\u589e\u64cd\u4f5c<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u5176\u4e2d\u6574\u6578\u985e\u578b\u7684\u81ea\u589e\u64cd\u4f5c\u662f\u6700\u5e38\u7528\u7684\u529f\u80fd\u4e4b\u4e00\u3002\u4f7f\u7528 <code>INCR<\/code> \u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u5c07\u67d0\u500b\u9375\u7684\u503c\u589e\u52a0 1\u3002\u9019\u4e00\u64cd\u4f5c\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>INCR key<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u5c07\u9375 <code>counter<\/code> \u7684\u503c\u81ea\u589e\uff0c\u53ef\u4ee5\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>INCR counter<\/code><\/pre>\n<p>\u9019\u5c07\u4f7f <code>counter<\/code> \u7684\u503c\u589e\u52a0 1\u3002\u5982\u679c\u8a72\u9375\u4e0d\u5b58\u5728\uff0cRedis \u5c07\u81ea\u52d5\u5275\u5efa\u8a72\u9375\u4e26\u5c07\u5176\u503c\u8a2d\u7f6e\u70ba 1\u3002<\/p>\n<h2 id=\"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e7%92%b0%e5%a2%83%e4%b8%8b%e7%9a%84%e8%87%aa%e5%a2%9e%e6%93%8d%e4%bd%9c-rdUQLjLKUh\">\u591a\u7dda\u7a0b\u74b0\u5883\u4e0b\u7684\u81ea\u589e\u64cd\u4f5c<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u5c0d\u540c\u4e00\u9375\u7684\u81ea\u589e\u64cd\u4f5c\u53ef\u80fd\u6703\u5c0e\u81f4\u7af6\u722d\u689d\u4ef6\uff0c\u5f9e\u800c\u5f71\u97ff\u6578\u64da\u7684\u6b63\u78ba\u6027\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u4e00\u554f\u984c\uff0cRedis \u63a1\u7528\u4e86\u55ae\u7dda\u7a0b\u6a21\u578b\uff0c\u9019\u610f\u5473\u8457\u6240\u6709\u7684\u547d\u4ee4\u90fd\u662f\u5728\u55ae\u4e00\u7dda\u7a0b\u4e2d\u57f7\u884c\u7684\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u96d6\u7136\u7c21\u5316\u4e86\u6578\u64da\u4e00\u81f4\u6027\u554f\u984c\uff0c\u4f46\u5728\u9ad8\u4e26\u767c\u5834\u666f\u4e0b\uff0c\u53ef\u80fd\u6703\u6210\u70ba\u6027\u80fd\u74f6\u9838\u3002<\/p>\n<h3 id=\"redis-%e7%9a%84%e5%8e%9f%e5%ad%90%e6%80%a7%e6%93%8d%e4%bd%9c-rdUQLjLKUh\">Redis \u7684\u539f\u5b50\u6027\u64cd\u4f5c<\/h3>\n<p>Redis \u7684\u81ea\u589e\u64cd\u4f5c\u662f\u539f\u5b50\u6027\u7684\uff0c\u9019\u610f\u5473\u8457\u5728\u57f7\u884c <code>INCR<\/code> \u547d\u4ee4\u6642\uff0c\u8a72\u64cd\u4f5c\u4e0d\u6703\u88ab\u5176\u4ed6\u547d\u4ee4\u6253\u65b7\u3002\u9019\u662f\u901a\u904e\u4f7f\u7528\u5167\u90e8\u9396\u4f86\u5be6\u73fe\u7684\uff0c\u78ba\u4fdd\u5728\u57f7\u884c\u81ea\u589e\u64cd\u4f5c\u6642\uff0c\u5176\u4ed6\u64cd\u4f5c\u7121\u6cd5\u5c0d\u8a72\u9375\u9032\u884c\u4fee\u6539\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u96d6\u7136\u4fdd\u8b49\u4e86\u6578\u64da\u7684\u4e00\u81f4\u6027\uff0c\u4f46\u5728\u9ad8\u4e26\u767c\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8-lua-%e8%85%b3%e6%9c%ac%e6%8f%90%e9%ab%98%e6%80%a7%e8%83%bd-rdUQLjLKUh\">\u4f7f\u7528 Lua \u8173\u672c\u63d0\u9ad8\u6027\u80fd<\/h3>\n<p>\u70ba\u4e86\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u63d0\u9ad8\u6027\u80fd\uff0cRedis \u63d0\u4f9b\u4e86 Lua \u8173\u672c\u652f\u6301\u3002\u958b\u767c\u8005\u53ef\u4ee5\u5c07\u591a\u500b\u547d\u4ee4\u5c01\u88dd\u5728\u4e00\u500b Lua \u8173\u672c\u4e2d\uff0c\u4e26\u5728 Redis \u4e2d\u539f\u5b50\u6027\u5730\u57f7\u884c\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u591a\u6b21\u5f80\u8fd4\u7684\u5ef6\u9072\uff0c\u4e26\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 Lua \u8173\u672c\u9032\u884c\u81ea\u589e\u64cd\u4f5c\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>eval \"return redis.call('INCR', KEYS[1])\" 1 counter<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u5c0d <code>counter<\/code> \u9375\u9032\u884c\u81ea\u589e\u64cd\u4f5c\uff0c\u4e26\u78ba\u4fdd\u8a72\u64cd\u4f5c\u7684\u539f\u5b50\u6027\u3002<\/p>\n<h2 id=\"%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-rdUQLjLKUh\">\u61c9\u7528\u5834\u666f<\/h2>\n<p>Redis \u7684\u81ea\u589e\u529f\u80fd\u5728\u8a31\u591a\u61c9\u7528\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u8a08\u6578\u5668\uff1a<\/strong>\u7528\u65bc\u7d71\u8a08\u7db2\u7ad9\u8a2a\u554f\u91cf\u3001\u7528\u6236\u884c\u70ba\u7b49\u3002<\/li>\n<li><strong>\u6392\u968a\u7cfb\u7d71\uff1a<\/strong>\u5728\u9ad8\u4e26\u767c\u7684\u6392\u968a\u7cfb\u7d71\u4e2d\uff0c\u4f7f\u7528\u81ea\u589e\u9375\u4f86\u5206\u914d\u6392\u968a\u865f\u78bc\u3002<\/li>\n<li><strong>\u904a\u6232\u5f97\u5206\uff1a<\/strong>\u5728\u904a\u6232\u4e2d\u8a18\u9304\u73a9\u5bb6\u5f97\u5206\uff0c\u4f7f\u7528\u81ea\u589e\u64cd\u4f5c\u4f86\u66f4\u65b0\u5206\u6578\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-rdUQLjLKUh\">\u7e3d\u7d50<\/h2>\n<p>Redis \u7684\u81ea\u589e\u591a\u7dda\u7a0b\u5be6\u73fe\u6280\u8853\u901a\u904e\u539f\u5b50\u6027\u64cd\u4f5c\u548c Lua \u8173\u672c\u652f\u6301\uff0c\u6709\u6548\u5730\u89e3\u6c7a\u4e86\u9ad8\u4e26\u767c\u74b0\u5883\u4e0b\u7684\u6578\u64da\u4e00\u81f4\u6027\u554f\u984c\u3002\u9019\u4f7f\u5f97 Redis \u6210\u70ba\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u9069\u5408\u7528\u65bc\u5404\u7a2e\u9700\u8981\u5feb\u901f\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u5834\u666f\u3002\u82e5\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u61c9\u7528\u4e2d\u4f7f\u7528 Redis \u9032\u884c\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u611f\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u7684\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u7684\u81ea\u589e\u591a\u7dda\u7a0b\u5be6\u73fe\u6280\u8853\uff0c\u4e86\u89e3\u5176\u9ad8\u6548\u6027\u8207\u6027\u80fd\u512a\u5316\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u901f\u5ea6\u8207\u4e26\u767c\u80fd\u529b\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-98772","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98772","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=98772"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98772\/revisions"}],"predecessor-version":[{"id":98773,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98772\/revisions\/98773"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}