{"id":194871,"date":"2024-11-13T10:16:24","date_gmt":"2024-11-13T02:16:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/194871\/"},"modified":"2024-11-13T10:16:25","modified_gmt":"2024-11-13T02:16:25","slug":"%e7%94%a8redis%e5%af%a6%e7%8f%be%e5%bf%ab%e9%80%9f%e8%aa%bf%e6%95%b4%e8%b3%bc%e7%89%a9%e8%bb%8a%e5%95%86%e5%93%81%e6%95%b8%e9%87%8f%ef%bc%88redis%e8%b3%bc%e7%89%a9%e8%bb%8a%e6%9b%b4%e6%94%b9%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/194871\/","title":{"rendered":"\u7528Redis\u5be6\u73fe\u5feb\u901f\u8abf\u6574\u8cfc\u7269\u8eca\u5546\u54c1\u6578\u91cf\uff08redis\u8cfc\u7269\u8eca\u66f4\u6539\u6578\u91cf\uff09"},"content":{"rendered":"<h1 id=\"%e7%94%a8redis%e5%af%a6%e7%8f%be%e5%bf%ab%e9%80%9f%e8%aa%bf%e6%95%b4%e8%b3%bc%e7%89%a9%e8%bb%8a%e5%95%86%e5%93%81%e6%95%b8%e9%87%8f%ef%bc%88redis%e8%b3%bc%e7%89%a9%e8%bb%8a%e6%9b%b4%e6%94%b9%e6%95%b8-RQhboaoWXR\">\u7528Redis\u5be6\u73fe\u5feb\u901f\u8abf\u6574\u8cfc\u7269\u8eca\u5546\u54c1\u6578\u91cf\uff08redis\u8cfc\u7269\u8eca\u66f4\u6539\u6578\u91cf\uff09<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u96fb\u5b50\u5546\u52d9\u74b0\u5883\u4e2d\uff0c\u8cfc\u7269\u8eca\u7684\u6027\u80fd\u5c0d\u65bc\u7528\u6236\u9ad4\u9a57\u81f3\u95dc\u91cd\u8981\u3002\u7528\u6236\u5e0c\u671b\u80fd\u5920\u5feb\u901f\u3001\u65b9\u4fbf\u5730\u8abf\u6574\u8cfc\u7269\u8eca\u4e2d\u7684\u5546\u54c1\u6578\u91cf\uff0c\u800c\u9019\u5c0d\u65bc\u5f8c\u7aef\u7cfb\u7d71\u7684\u8981\u6c42\u4e5f\u76f8\u61c9\u63d0\u9ad8\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5be6\u73fe\u5feb\u901f\u7684\u8cfc\u7269\u8eca\u5546\u54c1\u6578\u91cf\u8abf\u6574\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u4f86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e7%89%b9%e6%80%a7-RQhboaoWXR\">Redis\u7684\u7279\u6027<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5177\u6709\u4ee5\u4e0b\u5e7e\u500b\u7279\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u80fd\u5920\u5728\u6beb\u79d2\u7d1a\u5225\u5167\u5b8c\u6210\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\uff0c\u9019\u4f7f\u5f97\u5b83\u975e\u5e38\u9069\u5408\u7528\u65bc\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u61c9\u7528\u5834\u666f\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>\u96d6\u7136Redis\u4e3b\u8981\u662f\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4f46\u5b83\u4e5f\u652f\u6301\u6578\u64da\u7684\u6301\u4e45\u5316\uff0c\u80fd\u5920\u5c07\u6578\u64da\u4fdd\u5b58\u5230\u78c1\u789f\u4e2d\uff0c\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li><strong>\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff1a<\/strong>Redis\u4e0d\u50c5\u652f\u6301\u5b57\u7b26\u4e32\uff0c\u9084\u652f\u6301\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u8655\u7406\u8907\u96dc\u6578\u64da\u6642\u66f4\u52a0\u9748\u6d3b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%b3%bc%e7%89%a9%e8%bb%8a%e7%9a%84%e6%95%b8%e6%93%9a%e6%a8%a1%e5%9e%8b-RQhboaoWXR\">\u8cfc\u7269\u8eca\u7684\u6578\u64da\u6a21\u578b<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u5be6\u73fe\u8cfc\u7269\u8eca\u529f\u80fd\u6642\uff0c\u9996\u5148\u9700\u8981\u8a2d\u8a08\u4e00\u500b\u5408\u9069\u7684\u6578\u64da\u6a21\u578b\u3002\u901a\u5e38\uff0c\u8cfc\u7269\u8eca\u4e2d\u7684\u6bcf\u4e00\u500b\u5546\u54c1\u90fd\u53ef\u4ee5\u7528\u4e00\u500b\u54c8\u5e0c\u8868\u4f86\u8868\u793a\uff0c\u54c8\u5e0c\u8868\u7684\u9375\u53ef\u4ee5\u662f\u5546\u54c1\u7684ID\uff0c\u800c\u503c\u5247\u53ef\u4ee5\u5305\u542b\u5546\u54c1\u7684\u6578\u91cf\u3001\u540d\u7a31\u3001\u50f9\u683c\u7b49\u4fe1\u606f\u3002<\/p>\n<pre><code>\nHSET cart:1001 name \"\u5546\u54c1A\" price 100 quantity 1\nHSET cart:1002 name \"\u5546\u54c1B\" price 200 quantity 2\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86\u54c8\u5e0c\u8868\u4f86\u5b58\u5132\u5169\u500b\u5546\u54c1\u7684\u4fe1\u606f\u3002\u6bcf\u500b\u5546\u54c1\u7684\u9375\u7531\u201ccart:\u201d\u524d\u7db4\u52a0\u4e0a\u5546\u54c1ID\u7d44\u6210\uff0c\u9019\u6a23\u53ef\u4ee5\u65b9\u4fbf\u5730\u7ba1\u7406\u6bcf\u500b\u7528\u6236\u7684\u8cfc\u7269\u8eca\u3002<\/p>\n<h2 id=\"%e8%aa%bf%e6%95%b4%e5%95%86%e5%93%81%e6%95%b8%e9%87%8f%e7%9a%84%e6%93%8d%e4%bd%9c-RQhboaoWXR\">\u8abf\u6574\u5546\u54c1\u6578\u91cf\u7684\u64cd\u4f5c<\/h2>\n<p>\u7576\u7528\u6236\u9700\u8981\u8abf\u6574\u8cfc\u7269\u8eca\u4e2d\u67d0\u500b\u5546\u54c1\u7684\u6578\u91cf\u6642\uff0c\u53ef\u4ee5\u901a\u904eRedis\u7684\u547d\u4ee4\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u589e\u52a0\u6216\u6e1b\u5c11\u5546\u54c1\u7684\u6578\u91cf\uff1a<\/p>\n<pre><code>\n# \u589e\u52a0\u5546\u54c1\u6578\u91cf\nHINCRBY cart:1001 quantity 1\n\n# \u6e1b\u5c11\u5546\u54c1\u6578\u91cf\nHINCRBY cart:1001 quantity -1\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c\u6211\u5011\u4f7f\u7528\u4e86HINCRBY\u547d\u4ee4\u4f86\u8abf\u6574\u5546\u54c1\u7684\u6578\u91cf\u3002\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u76f4\u63a5\u5c0d\u54c8\u5e0c\u8868\u4e2d\u7684\u6578\u503c\u9032\u884c\u589e\u6e1b\u64cd\u4f5c\uff0c\u5f9e\u800c\u5be6\u73fe\u5feb\u901f\u7684\u6578\u91cf\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e8%99%95%e7%90%86%e9%82%8a%e7%95%8c%e6%83%85%e6%b3%81-RQhboaoWXR\">\u8655\u7406\u908a\u754c\u60c5\u6cc1<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u9084\u9700\u8981\u8003\u616e\u4e00\u4e9b\u908a\u754c\u60c5\u6cc1\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u5617\u8a66\u5c07\u5546\u54c1\u6578\u91cf\u6e1b\u5c11\u5230\u96f6\u6642\uff0c\u6211\u5011\u9700\u8981\u5c07\u8a72\u5546\u54c1\u5f9e\u8cfc\u7269\u8eca\u4e2d\u522a\u9664\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u4ee3\u78bc\u5be6\u73fe\uff1a<\/p>\n<pre><code>\n# \u7372\u53d6\u7576\u524d\u5546\u54c1\u6578\u91cf\nquantity = HGET cart:1001 quantity\n\n# \u5224\u65b7\u662f\u5426\u9700\u8981\u522a\u9664\u5546\u54c1\nif quantity &gt; 1:\n    HINCRBY cart:1001 quantity -1\nelse:\n    DEL cart:1001\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u9996\u5148\u7372\u53d6\u7576\u524d\u5546\u54c1\u7684\u6578\u91cf\uff0c\u7136\u5f8c\u6839\u64da\u6578\u91cf\u7684\u5927\u5c0f\u6c7a\u5b9a\u662f\u6e1b\u5c11\u6578\u91cf\u9084\u662f\u522a\u9664\u5546\u54c1\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-RQhboaoWXR\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528Redis\u4f86\u5be6\u73fe\u8cfc\u7269\u8eca\u5546\u54c1\u6578\u91cf\u7684\u5feb\u901f\u8abf\u6574\uff0c\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\uff0c\u9084\u80fd\u6539\u5584\u7528\u6236\u7684\u8cfc\u7269\u9ad4\u9a57\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u6a21\u578b\u8a2d\u8a08\u548c\u9ad8\u6548\u7684\u547d\u4ee4\u4f7f\u7528\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u7ba1\u7406\u8cfc\u7269\u8eca\u4e2d\u7684\u5546\u54c1\u6578\u91cf\u3002\u5c0d\u65bc\u5e0c\u671b\u63d0\u5347\u7db2\u7ad9\u6027\u80fd\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684\u670d\u52d9\u5668\u67b6\u69cb\u81f3\u95dc\u91cd\u8981\u3002\u82e5\u60a8\u5c0d\u65bc<em><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/em>\u6216<em><a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a><\/em>\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u5feb\u901f\u8abf\u6574\u8cfc\u7269\u8eca\u5546\u54c1\u6578\u91cf\uff0c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\uff0c\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u8207\u5373\u6642\u66f4\u65b0\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-194871","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194871","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=194871"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194871\/revisions"}],"predecessor-version":[{"id":194872,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194871\/revisions\/194872"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=194871"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=194871"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=194871"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}