{"id":163671,"date":"2024-11-05T01:27:28","date_gmt":"2024-11-04T17:27:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/163671\/"},"modified":"2024-11-05T01:27:29","modified_gmt":"2024-11-04T17:27:29","slug":"%e8%a7%a3%e6%b1%baredis%e4%b8%ad%e4%b8%bb%e9%8d%b5%e7%88%ad%e7%94%a8%e7%9a%84%e6%8a%80%e8%a1%93%e6%96%b9%e6%a1%88%ef%bc%88redis%e7%9a%84%e4%b8%bb%e9%8d%b5%e7%88%ad%e7%94%a8%e5%95%8f%e9%a1%8c%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/163671\/","title":{"rendered":"\u89e3\u6c7aRedis\u4e2d\u4e3b\u9375\u722d\u7528\u7684\u6280\u8853\u65b9\u6848\uff08redis\u7684\u4e3b\u9375\u722d\u7528\u554f\u984c\uff09"},"content":{"rendered":"<h1 id=\"%e8%a7%a3%e6%b1%baredis%e4%b8%ad%e4%b8%bb%e9%8d%b5%e7%88%ad%e7%94%a8%e7%9a%84%e6%8a%80%e8%a1%93%e6%96%b9%e6%a1%88%ef%bc%88redis%e7%9a%84%e4%b8%bb%e9%8d%b5%e7%88%ad%e7%94%a8%e5%95%8f%e9%a1%8c%ef%bc%89-TyfaNIUAiu\">\u89e3\u6c7aRedis\u4e2d\u4e3b\u9375\u722d\u7528\u7684\u6280\u8853\u65b9\u6848\uff08redis\u7684\u4e3b\u9375\u722d\u7528\u554f\u984c\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u6578\u64da\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002\u7136\u800c\uff0c\u96a8\u8457\u61c9\u7528\u7684\u64f4\u5c55\uff0cRedis\u4e2d\u51fa\u73fe\u7684\u4e3b\u9375\u722d\u7528\u554f\u984c\u4e5f\u9010\u6f38\u5f15\u8d77\u4e86\u958b\u767c\u8005\u7684\u95dc\u6ce8\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u4e2d\u4e3b\u9375\u722d\u7528\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e4%b8%bb%e9%8d%b5%e7%88%ad%e7%94%a8%ef%bc%9f-TyfaNIUAiu\">\u4ec0\u9ebc\u662f\u4e3b\u9375\u722d\u7528\uff1f<\/h2>\n<p>\u4e3b\u9375\u722d\u7528\u662f\u6307\u5728\u591a\u500b\u5ba2\u6236\u7aef\u540c\u6642\u5c0dRedis\u9032\u884c\u5beb\u5165\u64cd\u4f5c\u6642\uff0c\u56e0\u70ba\u4f7f\u7528\u4e86\u76f8\u540c\u7684\u4e3b\u9375\u800c\u5c0e\u81f4\u7684\u6578\u64da\u885d\u7a81\u3002\u9019\u7a2e\u60c5\u6cc1\u901a\u5e38\u767c\u751f\u5728\u9ad8\u4f75\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u7279\u5225\u662f\u5728\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u7576\u591a\u500b\u5be6\u4f8b\u5617\u8a66\u540c\u6642\u66f4\u65b0\u540c\u4e00\u500b\u9375\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u6216\u4e1f\u5931\u3002<\/p>\n<h2 id=\"%e4%b8%bb%e9%8d%b5%e7%88%ad%e7%94%a8%e7%9a%84%e5%8e%9f%e5%9b%a0-TyfaNIUAiu\">\u4e3b\u9375\u722d\u7528\u7684\u539f\u56e0<\/h2>\n<ul>\n<li><strong>\u9ad8\u4f75\u767c\u8acb\u6c42\uff1a<\/strong>\u7576\u591a\u500b\u8acb\u6c42\u540c\u6642\u5230\u9054Redis\u6642\uff0c\u5982\u679c\u5b83\u5011\u90fd\u8a66\u5716\u5beb\u5165\u76f8\u540c\u7684\u9375\uff0c\u5c31\u6703\u767c\u751f\u722d\u7528\u3002<\/li>\n<li><strong>\u4e0d\u7576\u7684\u9375\u8a2d\u8a08\uff1a<\/strong>\u5982\u679c\u61c9\u7528\u7a0b\u5e8f\u7684\u8a2d\u8a08\u4e0d\u5408\u7406\uff0c\u5c0e\u81f4\u591a\u500b\u5be6\u4f8b\u4f7f\u7528\u76f8\u540c\u7684\u9375\uff0c\u5247\u6703\u589e\u52a0\u722d\u7528\u7684\u98a8\u96aa\u3002<\/li>\n<li><strong>\u7f3a\u4e4f\u9396\u6a5f\u5236\uff1a<\/strong>\u5728\u6c92\u6709\u9069\u7576\u7684\u9396\u5b9a\u6a5f\u5236\u7684\u60c5\u6cc1\u4e0b\uff0c\u4e26\u767c\u5beb\u5165\u64cd\u4f5c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e4%b8%bb%e9%8d%b5%e7%88%ad%e7%94%a8%e7%9a%84%e6%8a%80%e8%a1%93%e6%96%b9%e6%a1%88-TyfaNIUAiu\">\u89e3\u6c7a\u4e3b\u9375\u722d\u7528\u7684\u6280\u8853\u65b9\u6848<\/h2>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e5%88%86%e5%b8%83%e5%bc%8f%e9%8e%96-TyfaNIUAiu\">1. \u4f7f\u7528\u5206\u5e03\u5f0f\u9396<\/h3>\n<p>\u5206\u5e03\u5f0f\u9396\u662f\u4e00\u7a2e\u5e38\u898b\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u9632\u6b62\u4e3b\u9375\u722d\u7528\u3002\u901a\u904e\u5728\u5beb\u5165\u64cd\u4f5c\u4e4b\u524d\u7372\u53d6\u9396\uff0c\u53ea\u6709\u7372\u5f97\u9396\u7684\u8acb\u6c42\u624d\u80fd\u9032\u884c\u5beb\u5165\uff0c\u5f9e\u800c\u907f\u514d\u885d\u7a81\u3002Redis\u672c\u8eab\u63d0\u4f9b\u4e86\u591a\u7a2e\u5be6\u73fe\u5206\u5e03\u5f0f\u9396\u7684\u65b9\u5f0f\uff0c\u4f8b\u5982\u4f7f\u7528SETNX\u547d\u4ee4\u3002<\/p>\n<pre><code>SETNX lock_key unique_lock_value\n<\/code><\/pre>\n<p>\u5728\u7372\u53d6\u9396\u5f8c\uff0c\u57f7\u884c\u5beb\u5165\u64cd\u4f5c\uff0c\u6700\u5f8c\u91cb\u653e\u9396\u3002<\/p>\n<pre><code>DEL lock_key\n<\/code><\/pre>\n<h3 id=\"2-%e9%8d%b5%e7%9a%84%e5%91%bd%e5%90%8d%e8%a6%8f%e5%89%87-TyfaNIUAiu\">2. \u9375\u7684\u547d\u540d\u898f\u5247<\/h3>\n<p>\u901a\u904e\u8a2d\u8a08\u5408\u7406\u7684\u9375\u547d\u540d\u898f\u5247\uff0c\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u4e3b\u9375\u722d\u7528\u7684\u6a5f\u6703\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5728\u9375\u540d\u4e2d\u52a0\u5165\u7528\u6236ID\u6216\u8acb\u6c42ID\uff0c\u9019\u6a23\u5373\u4f7f\u591a\u500b\u8acb\u6c42\u540c\u6642\u5230\u9054\uff0c\u4e5f\u4e0d\u6703\u4f7f\u7528\u76f8\u540c\u7684\u9375\u3002<\/p>\n<pre><code>user:{user_id}:data\n<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e4%ba%8b%e5%8b%99-TyfaNIUAiu\">3. \u4f7f\u7528\u4e8b\u52d9<\/h3>\n<p>Redis\u652f\u6301\u4e8b\u52d9\u64cd\u4f5c\uff0c\u53ef\u4ee5\u901a\u904eMULTI\u548cEXEC\u547d\u4ee4\u4f86\u5be6\u73fe\u539f\u5b50\u6027\u64cd\u4f5c\u3002\u5728\u4e8b\u52d9\u4e2d\uff0c\u6240\u6709\u7684\u547d\u4ee4\u90fd\u6703\u88ab\u6253\u5305\uff0c\u76f4\u5230EXEC\u88ab\u8abf\u7528\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\u4e0d\u6703\u88ab\u5176\u4ed6\u8acb\u6c42\u5e72\u64fe\u3002<\/p>\n<pre><code>MULTI\nSET key value\nEXEC\n<\/code><\/pre>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8lua%e8%85%b3%e6%9c%ac-TyfaNIUAiu\">4. \u4f7f\u7528Lua\u8173\u672c<\/h3>\n<p>Lua\u8173\u672c\u53ef\u4ee5\u5728Redis\u4e2d\u539f\u5b50\u6027\u5730\u57f7\u884c\u591a\u500b\u547d\u4ee4\uff0c\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\u51fa\u73fe\u4e3b\u9375\u722d\u7528\u7684\u60c5\u6cc1\u3002\u901a\u904eEVAL\u547d\u4ee4\uff0c\u53ef\u4ee5\u5c07Lua\u8173\u672c\u76f4\u63a5\u767c\u9001\u5230Redis\u57f7\u884c\u3002<\/p>\n<pre><code>EVAL \"redis.call('SET', KEYS[1], ARGV[1])\" 1 key value\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-TyfaNIUAiu\">\u7d50\u8ad6<\/h2>\n<p>\u4e3b\u9375\u722d\u7528\u554f\u984c\u5728\u9ad8\u4f75\u767c\u7684\u74b0\u5883\u4e2d\u662f\u4e0d\u53ef\u907f\u514d\u7684\uff0c\u4f46\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u6280\u8853\u624b\u6bb5\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u6216\u907f\u514d\u9019\u4e00\u554f\u984c\u7684\u5f71\u97ff\u3002\u4f7f\u7528\u5206\u5e03\u5f0f\u9396\u3001\u5408\u7406\u7684\u9375\u547d\u540d\u898f\u5247\u3001\u4e8b\u52d9\u548cLua\u8173\u672c\u7b49\u6280\u8853\u65b9\u6848\uff0c\u90fd\u662f\u89e3\u6c7aRedis\u4e2d\u4e3b\u9375\u722d\u7528\u7684\u6709\u6548\u65b9\u6cd5\u3002<\/p>\n<p>\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002Server.HK\u63d0\u4f9b\u591a\u7a2e <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u5e6b\u52a9\u60a8\u69cb\u5efa\u7a69\u5b9a\u7684\u61c9\u7528\u74b0\u5883\uff0c\u61c9\u5c0d\u9ad8\u4f75\u767c\u6311\u6230\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u89e3\u6c7aRedis\u4e3b\u9375\u722d\u7528\u554f\u984c\u7684\u6280\u8853\u65b9\u6848\uff0c\u63d0\u5347\u6578\u64da\u4e00\u81f4\u6027\u8207\u7cfb\u7d71\u6027\u80fd\uff0c\u78ba\u4fdd\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\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-163671","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163671","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=163671"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163671\/revisions"}],"predecessor-version":[{"id":163672,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163671\/revisions\/163672"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=163671"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=163671"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=163671"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}