{"id":200456,"date":"2025-05-06T10:12:25","date_gmt":"2025-05-06T02:12:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200456\/"},"modified":"2025-05-06T10:12:25","modified_gmt":"2025-05-06T02:12:25","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-sql-%e6%9f%a5%e8%af%a2%e7%bb%9f%e8%ae%a1%e6%af%8f%e4%b8%aa-type-%e5%af%b9%e5%ba%94%e7%9a%84-blog-%e6%95%b0%e9%87%8f%e5%b9%b6%e6%8e%92%e5%ba%8f%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200456\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 SQL \u67e5\u8be2\u7edf\u8ba1\u6bcf\u4e2a Type \u5bf9\u5e94\u7684 Blog \u6570\u91cf\u5e76\u6392\u5e8f\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5982\u4f55\u4f7f\u7528 SQL \u67e5\u8be2\u7edf\u8ba1\u6bcf\u4e2a Type \u5bf9\u5e94\u7684 Blog \u6570\u91cf\u5e76\u6392\u5e8f\uff1f<\/h1>\n<p>\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u90fd\u6253\u5f00\u8fd9\u7bc7\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\uff0c\u5b66\u4e0b\u53bb\u5427\uff01\u672c\u6587\u4e3b\u8981\u4f1a\u7ed9\u5927\u5bb6\u8bb2\u5230\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u5927\u5bb6\u5bf9\u672c\u6587\u6709\u597d\u7684\u5efa\u8bae\u6216\u8005\u770b\u5230\u6709\u4e0d\u8db3\u4e4b\u5904\uff0c\u975e\u5e38\u6b22\u8fce\u5927\u5bb6\u79ef\u6781\u63d0\u51fa\uff01\u5728\u540e\u7eed\u6587\u7ae0\u6211\u4f1a\u7ee7\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u5185\u5bb9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241105\/17307992176729e67152b27.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u67e5\u8be2 type \u5bf9\u5e94 blog \u6570\u91cf\u5e76\u6392\u5e8f<\/strong><\/p>\n<p>\u4e3a\u4e86\u7edf\u8ba1\u6bcf\u4e2a type \u5bf9\u5e94\u7684 blog \u6570\u91cf\u5e76\u6309\u6570\u91cf\u964d\u5e8f\u6392\u5e8f\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 sql \u67e5\u8be2\u7684\u805a\u5408\u51fd\u6570\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p>\u4f7f\u7528\u4ee5\u4e0b sql \u67e5\u8be2\uff1a<\/p>\n<pre>select type_id, count(*) c from blog group by type_id order by c<\/pre>\n<p><strong>\u89e3\u91ca<\/strong><\/p>\n<ul>\n<li>\u8be5\u67e5\u8be2\u4ece blog \u8868\u4e2d\u9009\u62e9 type_id \u548c count(*)\uff0c\u5176\u4e2d count(*) \u805a\u5408\u4e86\u6bcf\u4e2a type_id \u5bf9\u5e94\u7684 blog \u6570\u91cf\u3002<\/li>\n<li>group by type_id \u5c06\u7ed3\u679c\u6309 type_id \u5206\u7ec4\uff0c\u8fd9\u6837\u6bcf\u4e2a type_id \u90fd\u5bf9\u5e94\u4e00\u4e2a\u603b\u8ba1\u6570\u3002<\/li>\n<li>order by c \u5bf9\u7ed3\u679c\u6309\u805a\u5408\u8ba1\u6570 c \u964d\u5e8f\u6392\u5e8f\uff0c\u4ece\u800c\u6309 blog \u6570\u91cf\u5bf9 type \u8fdb\u884c\u6392\u5e8f\u3002<\/li>\n<\/ul>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6570\u636e\u5e93\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4f7f\u7528 SQL \u67e5\u8be2\u7edf\u8ba1\u6bcf\u4e2a &#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-200456","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200456","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=200456"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200456\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200456"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200456"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}