{"id":200204,"date":"2025-05-06T12:25:55","date_gmt":"2025-05-06T04:25:55","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200204\/"},"modified":"2025-05-06T12:25:55","modified_gmt":"2025-05-06T04:25:55","slug":"%e5%a6%82%e4%bd%95%e6%9f%a5%e8%af%a2%e6%96%87%e7%ab%a0%e5%88%97%e8%a1%a8%e5%b9%b6%e5%90%8c%e6%97%b6%e8%8e%b7%e5%8f%96%e6%96%87%e7%ab%a0%e7%82%b9%e8%b5%9e%e7%8a%b6%e6%80%81%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200204\/","title":{"rendered":"\u5982\u4f55\u67e5\u8be2\u6587\u7ae0\u5217\u8868\u5e76\u540c\u65f6\u83b7\u53d6\u6587\u7ae0\u70b9\u8d5e\u72b6\u6001\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5982\u4f55\u67e5\u8be2\u6587\u7ae0\u5217\u8868\u5e76\u540c\u65f6\u83b7\u53d6\u6587\u7ae0\u70b9\u8d5e\u72b6\u6001\uff1f<\/h1>\n<p>\u5b66\u4e60\u8981\u52aa\u529b\uff0c\u4f46\u662f\u4e0d\u8981\u6025\uff01\u4eca\u5929\u7684\u8fd9\u7bc7\u6587\u7ae0\u5c06\u4f1a\u4ecb\u7ecd\u5230\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b66\u4e60\uff0c\u53ef\u4ee5\u5173\u6ce8\u6211\uff01\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\u7684\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u80fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241028\/1730101004671f3f0c24460.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u83b7\u53d6\u5305\u542b\u70b9\u8d5e\u72b6\u6001\u7684\u6587\u7ae0\u5217\u8868<\/strong><\/p>\n<p>\u9700\u6c42\u662f\u8981\u5728\u6587\u7ae0\u5217\u8868\u4e2d\u540c\u65f6\u67e5\u8be2\u51fa\u6587\u7ae0\u662f\u5426\u88ab\u70b9\u8d5e\u3002<\/p>\n<p>\u8868\u7ed3\u6784\uff1a<\/p>\n<ul>\n<li>\u6587\u7ae0\u8868\uff1a\u5305\u542b\u6587\u7ae0 id\u3001\u4f5c\u8005 id\u3001\u6587\u7ae0 id\u3001\u6587\u7ae0\u540d\u79f0<\/li>\n<li>\u559c\u6b22\u8868\uff1a\u5305\u542b\u70b9\u8d5e\u8bb0\u5f55 id\u3001\u7528\u6237 id \u548c\u88ab\u70b9\u8d5e\u7684\u6587\u7ae0 id<\/li>\n<\/ul>\n<p>\u67e5\u8be2\u8bed\u53e5\uff1a<\/p>\n<pre>select id, userid, workid, name, \n    (select count(*) from \u559c\u6b22\u8868 as l where l.workid = a.workid) as like \n    from \u6587\u7ae0\u8868 as a<\/pre>\n<p><strong>\u6b65\u9aa4\u89e3\u91ca\uff1a<\/strong><\/p>\n<ol>\n<li>\u67e5\u8be2\u6587\u7ae0\u8868\uff0c\u83b7\u53d6\u6587\u7ae0 id\u3001\u4f5c\u8005 id\u3001\u6587\u7ae0 id\u3001\u6587\u7ae0\u540d\u79f0\u3002<\/li>\n<li>\u5728\u5916\u5c42\u67e5\u8be2\u8bed\u53e5\u4e2d\uff0c\u4f7f\u7528\u5b50\u67e5\u8be2 (select count(*) from \u559c\u6b22\u8868 as l where l.workid = a.workid) \u8ba1\u7b97\u6bcf\u7bc7\u6587\u7ae0\u88ab\u70b9\u8d5e\u7684\u6b21\u6570\uff0c\u5e76\u4e3a\u5176\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a like \u7684\u522b\u540d\u3002<\/li>\n<\/ol>\n<p><strong>\u7279\u6b8a\u60c5\u51b5\uff1a<\/strong><\/p>\n<p>\u5982\u679c\u9700\u8981\u5224\u65ad\u5f53\u524d\u7528\u6237\u662f\u5426\u559c\u6b22\u67d0\u7bc7\u6587\u7ae0\uff0c\u5219\u9700\u8981\u8fdb\u884c\u4e24\u6b21\u67e5\u8be2\uff1a<\/p>\n<ol>\n<li>\u67e5\u8be2\u6587\u7ae0\u5217\u8868\uff0c\u83b7\u53d6\u6587\u7ae0 id\u3002<\/li>\n<li>\u67e5\u8be2\u559c\u6b22\u8868\uff0c\u83b7\u53d6\u8fd9\u4e9b\u6587\u7ae0 id \u7684\u70b9\u8d5e\u6570\u636e\u3002<\/li>\n<\/ol>\n<p>\u7136\u540e\uff0c\u53ef\u4ee5\u81ea\u884c\u8ba1\u7b97\u6574\u5408\u6570\u636e\uff0c\u5224\u65ad\u5f53\u524d\u7528\u6237\u662f\u5426\u559c\u6b22\u6bcf\u7bc7\u6587\u7ae0\u3002<\/p>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u5982\u4f55\u67e5\u8be2\u6587\u7ae0\u5217\u8868\u5e76\u540c\u65f6\u83b7\u53d6\u6587\u7ae0\u70b9\u8d5e\u72b6\u6001\uff1f\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6570\u636e\u5e93\u77e5\u8bc6\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u67e5\u8be2\u6587\u7ae0\u5217\u8868\u5e76\u540c\u65f6\u83b7\u53d6\u6587\u7ae0\u70b9&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-200204","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200204","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=200204"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200204\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200204"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200204"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200204"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}