{"id":164355,"date":"2024-11-05T07:12:29","date_gmt":"2024-11-04T23:12:29","guid":{"rendered":"https:\/\/server.hk\/cnblog\/164355\/"},"modified":"2024-11-05T07:12:30","modified_gmt":"2024-11-04T23:12:30","slug":"%e7%b6%93%e9%a9%97%e5%9f%ba%e6%96%bcredis%e7%9a%84%e5%af%a6%e6%88%b0%e9%a0%85%e7%9b%ae%e5%af%a6%e8%b8%90%ef%bc%88redis%e7%9a%84%e9%a0%85%e7%9b%ae%e5%af%a6%e6%88%b0%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/164355\/","title":{"rendered":"\u7d93\u9a57\u57fa\u65bcRedis\u7684\u5be6\u6230\u9805\u76ee\u5be6\u8e10\uff08redis\u7684\u9805\u76ee\u5be6\u6230\uff09"},"content":{"rendered":"<h1 id=\"%e7%b6%93%e9%a9%97%e5%9f%ba%e6%96%bcredis%e7%9a%84%e5%af%a6%e6%88%b0%e9%a0%85%e7%9b%ae%e5%af%a6%e8%b8%90%ef%bc%88redis%e7%9a%84%e9%a0%85%e7%9b%ae%e5%af%a6%e6%88%b0%ef%bc%89-XRCAELyQpL\">\u7d93\u9a57\u57fa\u65bcRedis\u7684\u5be6\u6230\u9805\u76ee\u5be6\u8e10\uff08redis\u7684\u9805\u76ee\u5be6\u6230\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u548c\u4f01\u696d\u7684\u9996\u9078\u3002\u5b83\u7684\u9ad8\u6027\u80fd\u3001\u9748\u6d3b\u6027\u548c\u8c50\u5bcc\u7684\u6578\u64da\u7d50\u69cb\u4f7f\u5176\u5728\u5404\u7a2e\u61c9\u7528\u5834\u666f\u4e2d\u8868\u73fe\u51fa\u8272\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u57fa\u65bcRedis\u7684\u5be6\u6230\u9805\u76ee\u5be6\u8e10\uff0c\u4e26\u5206\u4eab\u4e00\u4e9b\u5be6\u7528\u7684\u7d93\u9a57\u548c\u6280\u5de7\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-XRCAELyQpL\">Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\uff08REmote DIctionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u7b49\u591a\u7a2e\u6578\u64da\u985e\u578b\u3002\u5b83\u7684\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u80fd\u5920\u6bcf\u79d2\u8655\u7406\u6578\u5341\u842c\u6b21\u7684\u8b80\u5beb\u64cd\u4f5c\uff0c\u9069\u5408\u9700\u8981\u9ad8\u541e\u5410\u91cf\u7684\u61c9\u7528\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>Redis\u652f\u6301\u5c07\u6578\u64da\u6301\u4e45\u5316\u5230\u78c1\u789f\uff0c\u78ba\u4fdd\u6578\u64da\u4e0d\u6703\u56e0\u70ba\u670d\u52d9\u5668\u91cd\u555f\u800c\u4e1f\u5931\u3002<\/li>\n<li><strong>\u5206\u4f48\u5f0f\uff1a<\/strong>Redis\u652f\u6301\u4e3b\u5f9e\u8907\u88fd\u548c\u5206\u7247\uff0c\u80fd\u5920\u8f15\u9b06\u64f4\u5c55\u4ee5\u61c9\u5c0d\u5927\u898f\u6a21\u7684\u6578\u64da\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e6%88%b0%e9%a0%85%e7%9b%ae%e6%a1%88%e4%be%8b-XRCAELyQpL\">\u5be6\u6230\u9805\u76ee\u6848\u4f8b<\/h2>\n<h3 id=\"1-%e5%af%a6%e6%99%82%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90-XRCAELyQpL\">1. \u5be6\u6642\u6578\u64da\u5206\u6790<\/h3>\n<p>\u5728\u4e00\u500b\u96fb\u5546\u5e73\u53f0\u4e2d\uff0c\u5be6\u6642\u6578\u64da\u5206\u6790\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4f7f\u7528Redis\u7684\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\uff0c\u53ef\u4ee5\u5be6\u73fe\u5373\u6642\u7684\u6578\u64da\u66f4\u65b0\u548c\u901a\u77e5\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u4e0b\u55ae\u6642\uff0c\u7cfb\u7d71\u53ef\u4ee5\u5c07\u8a02\u55ae\u4fe1\u606f\u767c\u4f48\u5230Redis\uff0c\u4e26\u8b93\u6240\u6709\u95dc\u6ce8\u8a72\u4fe1\u606f\u7684\u670d\u52d9\u5668\u5373\u6642\u63a5\u6536\u66f4\u65b0\u3002<\/p>\n<pre><code>redis-cli publish orders \"New order: OrderID12345\"<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u6240\u6709\u8a02\u95b1\u8a72\u983b\u9053\u7684\u670d\u52d9\u5668\u90fd\u80fd\u5920\u5373\u6642\u7372\u53d6\u6700\u65b0\u7684\u8a02\u55ae\u4fe1\u606f\uff0c\u5f9e\u800c\u9032\u884c\u5f8c\u7e8c\u8655\u7406\u3002<\/p>\n<h3 id=\"2-%e7%b7%a9%e5%ad%98%e7%b3%bb%e7%b5%b1-XRCAELyQpL\">2. \u7de9\u5b58\u7cfb\u7d71<\/h3>\n<p>\u5728\u7db2\u7ad9\u4e2d\uff0c\u4f7f\u7528Redis\u4f5c\u70ba\u7de9\u5b58\u7cfb\u7d71\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u97ff\u61c9\u901f\u5ea6\u3002\u5c07\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\u7de9\u5b58\u5728Redis\u4e2d\uff0c\u80fd\u5920\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u7528\u6236\u8cc7\u6599\u7684\u67e5\u8a62\uff0c\u53ef\u4ee5\u5148\u6aa2\u67e5Redis\u4e2d\u662f\u5426\u5b58\u5728\u8a72\u7528\u6236\u7684\u6578\u64da\uff0c\u5982\u679c\u5b58\u5728\u5247\u76f4\u63a5\u8fd4\u56de\uff0c\u5426\u5247\u518d\u5f9e\u6578\u64da\u5eab\u4e2d\u67e5\u8a62\u4e26\u66f4\u65b0\u5230Redis\u3002<\/p>\n<pre><code>if (redis.exists(userId)) {\n    return redis.get(userId);\n} else {\n    user = db.query(\"SELECT * FROM users WHERE id = ?\", userId);\n    redis.set(userId, user);\n    return user;\n}<\/code><\/pre>\n<h3 id=\"3-%e6%8e%92%e8%a1%8c%e6%a6%9c%e7%b3%bb%e7%b5%b1-XRCAELyQpL\">3. \u6392\u884c\u699c\u7cfb\u7d71<\/h3>\n<p>Redis\u7684\u6709\u5e8f\u96c6\u5408\u7279\u6027\u975e\u5e38\u9069\u5408\u7528\u65bc\u5be6\u73fe\u6392\u884c\u699c\u7cfb\u7d71\u3002\u53ef\u4ee5\u5c07\u7528\u6236\u7684\u5206\u6578\u4f5c\u70ba\u5206\u6578\u5b58\u5132\u5728\u6709\u5e8f\u96c6\u5408\u4e2d\uff0c\u4e26\u4f7f\u7528ZADD\u547d\u4ee4\u4f86\u66f4\u65b0\u5206\u6578\u3002\u7136\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528ZRANGE\u547d\u4ee4\u4f86\u7372\u53d6\u6392\u884c\u699c\u7684\u524d\u5e7e\u540d\u7528\u6236\u3002<\/p>\n<pre><code>redis.zadd(\"leaderboard\", score, userId);\ntopUsers = redis.zrevrange(\"leaderboard\", 0, 9);<\/code><\/pre>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-XRCAELyQpL\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<ul>\n<li><strong>\u5408\u7406\u8a2d\u8a08\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u6839\u64da\u5be6\u969b\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6027\u80fd\u640d\u8017\u3002<\/li>\n<li><strong>\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff1a<\/strong>\u5c0d\u65bc\u4e0d\u9700\u8981\u9577\u671f\u4fdd\u5b58\u7684\u6578\u64da\uff0c\u61c9\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u4ee5\u91cb\u653e\u5167\u5b58\u3002<\/li>\n<li><strong>\u76e3\u63a7\u6027\u80fd\uff1a<\/strong>\u4f7f\u7528Redis\u7684\u76e3\u63a7\u5de5\u5177\uff0c\u5b9a\u671f\u6aa2\u67e5\u6027\u80fd\u6307\u6a19\uff0c\u53ca\u6642\u8abf\u6574\u914d\u7f6e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-XRCAELyQpL\">\u7e3d\u7d50<\/h2>\n<p>Redis\u4f5c\u70ba\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u5728\u591a\u7a2e\u5be6\u6230\u9805\u76ee\u4e2d\u767c\u63ee\u91cd\u8981\u4f5c\u7528\u3002\u7121\u8ad6\u662f\u5be6\u6642\u6578\u64da\u5206\u6790\u3001\u7de9\u5b58\u7cfb\u7d71\u9084\u662f\u6392\u884c\u699c\u7cfb\u7d71\uff0cRedis\u90fd\u80fd\u63d0\u4f9b\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u5c0d\u65bc\u5e0c\u671b\u63d0\u5347\u61c9\u7528\u6027\u80fd\u7684\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u638c\u63e1Redis\u7684\u4f7f\u7528\u6280\u5de7\u662f\u975e\u5e38\u5fc5\u8981\u7684\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684Redis\u61c9\u7528\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u57fa\u65bcRedis\u7684\u5be6\u6230\u9805\u76ee\uff0c\u6df1\u5165\u4e86\u89e3\u5176\u61c9\u7528\u3001\u6027\u80fd\u512a\u5316\u53ca\u6700\u4f73\u5be6\u8e10\uff0c\u63d0\u5347\u60a8\u7684\u958b\u767c\u6280\u80fd\u8207\u6548\u7387\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-164355","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164355","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=164355"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164355\/revisions"}],"predecessor-version":[{"id":164356,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164355\/revisions\/164356"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=164355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=164355"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=164355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}