{"id":196544,"date":"2024-11-14T00:29:21","date_gmt":"2024-11-13T16:29:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/196544\/"},"modified":"2024-11-14T00:29:22","modified_gmt":"2024-11-13T16:29:22","slug":"%e4%b8%ad%e5%8f%b0%e6%9e%b6%e6%a7%8b%e4%b8%8bredis%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2%e6%96%b9%e9%9d%a2%e7%9a%84%e6%87%89%e7%94%a8%ef%bc%88%e4%b8%ad%e5%8f%b0%e6%95%b8%e6%93%9a%e5%ad%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/196544\/","title":{"rendered":"\u4e2d\u53f0\u67b6\u69cb\u4e0bredis\u5728\u6578\u64da\u5b58\u5132\u65b9\u9762\u7684\u61c9\u7528\uff08\u4e2d\u53f0\u6578\u64da\u5b58\u5132 redis\uff09"},"content":{"rendered":"<h1 id=\"%e4%b8%ad%e5%8f%b0%e6%9e%b6%e6%a7%8b%e4%b8%8bredis%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2%e6%96%b9%e9%9d%a2%e7%9a%84%e6%87%89%e7%94%a8-ECtNvdxIhi\">\u4e2d\u53f0\u67b6\u69cb\u4e0bRedis\u5728\u6578\u64da\u5b58\u5132\u65b9\u9762\u7684\u61c9\u7528<\/h1>\n<p>\u96a8\u8457\u4f01\u696d\u6578\u64da\u91cf\u7684\u6025\u5287\u589e\u9577\uff0c\u5982\u4f55\u9ad8\u6548\u5730\u5b58\u5132\u548c\u7ba1\u7406\u6578\u64da\u6210\u70ba\u4e86\u7576\u524d\u6280\u8853\u767c\u5c55\u7684\u91cd\u8981\u8ab2\u984c\u3002\u4e2d\u53f0\u67b6\u69cb\u4f5c\u70ba\u4e00\u7a2e\u65b0\u8208\u7684\u4f01\u696d\u67b6\u69cb\u8a2d\u8a08\u7406\u5ff5\uff0c\u65e8\u5728\u901a\u904e\u6574\u5408\u548c\u5171\u4eab\u4f01\u696d\u5167\u90e8\u7684\u8cc7\u6e90\uff0c\u63d0\u5347\u696d\u52d9\u7684\u9748\u6d3b\u6027\u548c\u6548\u7387\u3002\u5728\u9019\u4e00\u67b6\u69cb\u4e0b\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u5f97\u5230\u4e86\u5ee3\u6cdb\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e4%b8%ad%e5%8f%b0%e6%9e%b6%e6%a7%8b%ef%bc%9f-ECtNvdxIhi\">\u4ec0\u9ebc\u662f\u4e2d\u53f0\u67b6\u69cb\uff1f<\/h2>\n<p>\u4e2d\u53f0\u67b6\u69cb\u662f\u4e00\u7a2e\u5c07\u4f01\u696d\u7684\u524d\u7aef\u696d\u52d9\u548c\u5f8c\u7aef\u652f\u6301\u7cfb\u7d71\u9032\u884c\u5206\u96e2\u7684\u8a2d\u8a08\u7406\u5ff5\u3002\u5b83\u901a\u904e\u5efa\u7acb\u4e00\u500b\u5171\u4eab\u7684\u6578\u64da\u548c\u670d\u52d9\u5e73\u53f0\uff0c\u8b93\u4e0d\u540c\u7684\u696d\u52d9\u55ae\u5143\u80fd\u5920\u5feb\u901f\u97ff\u61c9\u5e02\u5834\u9700\u6c42\uff0c\u5be6\u73fe\u8cc7\u6e90\u7684\u9ad8\u6548\u5229\u7528\u3002\u4e2d\u53f0\u67b6\u69cb\u7684\u6838\u5fc3\u5728\u65bc\u6578\u64da\u7684\u6574\u5408\u548c\u5171\u4eab\uff0c\u9019\u5c31\u9700\u8981\u4e00\u500b\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%89%b9%e6%80%a7-ECtNvdxIhi\">Redis\u7684\u57fa\u672c\u7279\u6027<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u5177\u6709\u4ee5\u4e0b\u5e7e\u500b\u986f\u8457\u7279\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u80fd\u5920\u6bcf\u79d2\u8655\u7406\u6578\u5341\u842c\u6b21\u7684\u8acb\u6c42\uff0c\u9069\u5408\u7528\u65bc\u9ad8\u4e26\u767c\u7684\u5834\u666f\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>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\uff0c\u80fd\u5920\u6eff\u8db3\u4e0d\u540c\u7684\u61c9\u7528\u9700\u6c42\u3002<\/li>\n<li><strong>\u5206\u4f48\u5f0f\u652f\u6301\uff1a<\/strong>Redis\u53ef\u4ee5\u901a\u904e\u4e3b\u5f9e\u8907\u88fd\u548c\u5206\u7247\u6280\u8853\u5be6\u73fe\u6578\u64da\u7684\u9ad8\u53ef\u7528\u6027\u548c\u64f4\u5c55\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"redis%e5%9c%a8%e4%b8%ad%e5%8f%b0%e6%9e%b6%e6%a7%8b%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-ECtNvdxIhi\">Redis\u5728\u4e2d\u53f0\u67b6\u69cb\u4e2d\u7684\u61c9\u7528<\/h2>\n<p>\u5728\u4e2d\u53f0\u67b6\u69cb\u4e2d\uff0cRedis\u53ef\u4ee5\u7528\u65bc\u591a\u7a2e\u6578\u64da\u5b58\u5132\u5834\u666f\uff0c\u4ee5\u4e0b\u662f\u5e7e\u500b\u5178\u578b\u7684\u61c9\u7528\u6848\u4f8b\uff1a<\/p>\n<h3 id=\"1-%e5%bf%ab%e9%80%9f%e7%b7%a9%e5%ad%98-ECtNvdxIhi\">1. \u5feb\u901f\u7de9\u5b58<\/h3>\n<p>\u5728\u4e2d\u53f0\u67b6\u69cb\u4e2d\uff0c\u524d\u7aef\u696d\u52d9\u7cfb\u7d71\u7d93\u5e38\u9700\u8981\u5feb\u901f\u8a2a\u554f\u6578\u64da\u3002\u4f7f\u7528Redis\u4f5c\u70ba\u7de9\u5b58\u5c64\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u7684\u8b80\u53d6\u901f\u5ea6\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u8acb\u6c42\u67d0\u500b\u7522\u54c1\u7684\u8a73\u7d30\u4fe1\u606f\u6642\uff0c\u7cfb\u7d71\u53ef\u4ee5\u9996\u5148\u67e5\u8a62Redis\u7de9\u5b58\uff0c\u5982\u679c\u7de9\u5b58\u4e2d\u5b58\u5728\u8a72\u6578\u64da\uff0c\u5247\u76f4\u63a5\u8fd4\u56de\uff0c\u5426\u5247\u518d\u67e5\u8a62\u5f8c\u7aef\u6578\u64da\u5eab\u4e26\u5c07\u7d50\u679c\u5b58\u5165Redis\u3002<\/p>\n<pre><code>if (redis.exists(productId)) {\n    return redis.get(productId);\n} else {\n    product = database.query(productId);\n    redis.set(productId, product);\n    return product;\n}<\/code><\/pre>\n<h3 id=\"2-%e5%af%a6%e6%99%82%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90-ECtNvdxIhi\">2. \u5be6\u6642\u6578\u64da\u5206\u6790<\/h3>\n<p>\u4e2d\u53f0\u67b6\u69cb\u901a\u5e38\u9700\u8981\u5c0d\u696d\u52d9\u6578\u64da\u9032\u884c\u5be6\u6642\u5206\u6790\u3002Redis\u7684\u9ad8\u6027\u80fd\u7279\u6027\u4f7f\u5176\u6210\u70ba\u5be6\u6642\u6578\u64da\u8655\u7406\u7684\u7406\u60f3\u9078\u64c7\u3002\u901a\u904e\u4f7f\u7528Redis\u7684\u6d41\u6578\u64da\u7d50\u69cb\uff0c\u4f01\u696d\u53ef\u4ee5\u5be6\u6642\u6536\u96c6\u548c\u5206\u6790\u7528\u6236\u884c\u70ba\u6578\u64da\uff0c\u5f9e\u800c\u5feb\u901f\u8abf\u6574\u696d\u52d9\u7b56\u7565\u3002<\/p>\n<pre><code>redis.xadd(\"user_activity\", \"*\", \"user_id\", userId, \"action\", action);<\/code><\/pre>\n<h3 id=\"3-%e6%b6%88%e6%81%af%e9%9a%8a%e5%88%97-ECtNvdxIhi\">3. \u6d88\u606f\u968a\u5217<\/h3>\n<p>\u5728\u4e2d\u53f0\u67b6\u69cb\u4e2d\uff0c\u670d\u52d9\u4e4b\u9593\u7684\u901a\u4fe1\u81f3\u95dc\u91cd\u8981\u3002Redis\u53ef\u4ee5\u4f5c\u70ba\u4e00\u500b\u8f15\u91cf\u7d1a\u7684\u6d88\u606f\u968a\u5217\u7cfb\u7d71\uff0c\u652f\u6301\u767c\u5e03\/\u8a02\u95b1\u6a21\u5f0f\uff0c\u5be6\u73fe\u670d\u52d9\u4e4b\u9593\u7684\u7570\u6b65\u901a\u4fe1\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u670d\u52d9\u4e4b\u9593\u7684\u8026\u5408\uff0c\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n<pre><code>redis.publish(\"order_channel\", orderData);<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ECtNvdxIhi\">\u7e3d\u7d50<\/h2>\n<p>Redis\u5728\u4e2d\u53f0\u67b6\u69cb\u4e0b\u7684\u6578\u64da\u5b58\u5132\u61c9\u7528\u5c55\u73fe\u4e86\u5176\u9ad8\u6548\u6027\u548c\u9748\u6d3b\u6027\u3002\u7121\u8ad6\u662f\u4f5c\u70ba\u7de9\u5b58\u3001\u5be6\u6642\u6578\u64da\u5206\u6790\u5de5\u5177\u9084\u662f\u6d88\u606f\u968a\u5217\uff0cRedis\u90fd\u80fd\u5920\u6709\u6548\u652f\u6301\u4f01\u696d\u7684\u6578\u64da\u9700\u6c42\u3002\u96a8\u8457\u4f01\u696d\u5c0d\u6578\u64da\u7ba1\u7406\u8981\u6c42\u7684\u63d0\u9ad8\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u8b8a\u5f97\u6108\u52a0\u91cd\u8981\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u4f86\u90e8\u7f72Redis\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u696d\u52d9\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u4e2d\u53f0\u67b6\u69cb\u4e0bRedis\u5728\u6578\u64da\u5b58\u5132\u4e2d\u7684\u61c9\u7528\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\u8207\u7cfb\u7d71\u6027\u80fd\uff0c\u5be6\u73fe\u9748\u6d3b\u7684\u6578\u64da\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-196544","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196544","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=196544"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196544\/revisions"}],"predecessor-version":[{"id":196545,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196544\/revisions\/196545"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=196544"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=196544"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=196544"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}