{"id":200750,"date":"2025-05-06T10:42:39","date_gmt":"2025-05-06T02:42:39","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200750\/"},"modified":"2025-05-06T10:42:39","modified_gmt":"2025-05-06T02:42:39","slug":"%e5%a6%82%e4%bd%95%e6%b8%85%e9%99%a4%e6%95%b0%e6%8d%ae%e5%ba%93%e4%b8%ad%e7%89%b9%e5%ae%9a%e5%ad%97%e6%ae%b5%e7%9b%b8%e5%90%8c%e4%bd%86%e7%89%b9%e5%ae%9a%e5%88%97%e4%b8%ba%e7%a9%ba%e7%9a%84%e8%a1%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200750\/","title":{"rendered":"\u5982\u4f55\u6e05\u9664\u6570\u636e\u5e93\u4e2d\u7279\u5b9a\u5b57\u6bb5\u76f8\u540c\u4f46\u7279\u5b9a\u5217\u4e3a\u7a7a\u7684\u884c\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5982\u4f55\u6e05\u9664\u6570\u636e\u5e93\u4e2d\u7279\u5b9a\u5b57\u6bb5\u76f8\u540c\u4f46\u7279\u5b9a\u5217\u4e3a\u7a7a\u7684\u884c\uff1f<\/h1>\n<p>\u5bf9\u4e8e\u4e00\u4e2a\u6570\u636e\u5e93\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0c\u4e3b\u673a\u5b9d\u8d1d\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300a\u5982\u4f55\u6e05\u9664\u6570\u636e\u5e93\u4e2d\u7279\u5b9a\u5b57\u6bb5\u76f8\u540c\u4f46\u7279\u5b9a\u5217\u4e3a\u7a7a\u7684\u884c\uff1f\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241113\/173148015667344a5cf1f7b.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u6e05\u9664\u7279\u5b9a\u5b57\u6bb5\u76f8\u540c\u4f46\u7279\u5b9a\u5217\u4e3a\u7a7a\u7684\u884c<\/strong><\/p>\n<p>\u5728\u6570\u636e\u5e93\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u6e05\u9664\u7279\u5b9a\u5b57\u6bb5\uff08\u4f8b\u5982 name\uff09\u76f8\u540c\u4f46\u7279\u5b9a\u5217\uff08\u4f8b\u5982 pid\uff09\u4e3a\u7a7a\u7684\u884c\uff0c\u540c\u65f6\u4fdd\u7559 non-empty \u884c\u3002<\/p>\n<pre>DELETE FROM datas\nWHERE pid IS NULL\nAND (credit, company, name, phone, id) IN (\n    SELECT credit, company, name, phone, id\n    FROM datas\n    WHERE pid IS NOT NULL\n);<\/pre>\n<p>\u4eca\u5929\u5173\u4e8e\u300a\u5982\u4f55\u6e05\u9664\u6570\u636e\u5e93\u4e2d\u7279\u5b9a\u5b57\u6bb5\u76f8\u540c\u4f46\u7279\u5b9a\u5217\u4e3a\u7a7a\u7684\u884c\uff1f\u300b\u7684\u5185\u5bb9\u5c31\u4ecb\u7ecd\u5230\u8fd9\u91cc\u4e86\uff0c\u662f\u4e0d\u662f\u5b66\u8d77\u6765\u4e00\u76ee\u4e86\u7136\uff01\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u6e05\u9664\u6570\u636e\u5e93\u4e2d\u7279\u5b9a\u5b57\u6bb5\u76f8\u540c\u4f46\u7279&#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-200750","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200750","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=200750"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200750\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200750"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200750"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200750"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}