{"id":1018,"date":"2018-02-23T10:59:47","date_gmt":"2018-02-23T02:59:47","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=1018"},"modified":"2018-02-23T10:59:47","modified_gmt":"2018-02-23T02:59:47","slug":"%e5%a4%8d%e5%88%b6%e6%9f%90%e4%b8%aa%e5%ad%97%e6%ae%b5%e4%b8%80%e6%95%b4%e5%88%97%e7%9a%84%e6%95%b0%e6%8d%ae%e5%88%b0%e5%8f%a6%e5%a4%96%e4%b8%80%e4%b8%aa%e6%96%b0%e7%9a%84%e5%ad%97%e6%ae%b5%e7%9a%84","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/1018","title":{"rendered":"\u590d\u5236\u67d0\u4e2a\u5b57\u6bb5\u4e00\u6574\u5217\u7684\u6570\u636e\u5230\u53e6\u5916\u4e00\u4e2a\u65b0\u7684\u5b57\u6bb5\u7684\u51e0\u79cd\u65b9\u6cd5"},"content":{"rendered":"<h1 class=\"csdn_top\">\u590d\u5236\u67d0\u4e2a\u5b57\u6bb5\u4e00\u6574\u5217\u7684\u6570\u636e\u5230\u53e6\u5916\u4e00\u4e2a\u65b0\u7684\u5b57\u6bb5\u7684\u51e0\u79cd\u65b9\u6cd5<\/h1>\n<div class=\"article_bar clearfix\">\n<div class=\"artical_tag\"><span class=\"original\">\u8f6c\u8f7d\u00a0<\/span><span class=\"time\">2015\u5e7410\u670819\u65e5 14:29:43<\/span><\/div>\n<ul class=\"article_tags clearfix csdn-tracking-statistics tracking-click\" data-mod=\"popu_377\">\n<li class=\"tit\">\u6807\u7b7e\uff1a<\/li>\n<li><a href=\"http:\/\/so.csdn.net\/so\/search\/s.do?q=%E6%95%B0%E6%8D%AE&amp;t=blog\" target=\"_blank\" rel=\"noopener\">\u6570\u636e<\/a>\u00a0\/<\/li>\n<li><a href=\"http:\/\/so.csdn.net\/so\/search\/s.do?q=sql&amp;t=blog\" target=\"_blank\" rel=\"noopener\">sql<\/a><\/li>\n<\/ul>\n<ul class=\"right_bar\">\n<li><button class=\"btn-noborder\"><i class=\"icon iconfont icon-read\"><\/i><span class=\"txt\">5301<\/span><\/button><\/li>\n<\/ul>\n<\/div>\n<div id=\"article_content\" class=\"article_content csdn-tracking-statistics tracking-click\" data-mod=\"popu_519\" data-dsm=\"post\">\n<div class=\"htmledit_views\">\n<p>\u8fd9\u4e2a\u5b9e\u5728\u7f51\u4e0a\u6458\u6284\u8fc7\u6765\u7684\uff0c\u611f\u89c9\u5199\u7684\u5f88\u597d\u7ed9\u5927\u5bb6\u5206\u4eab\u4e00\u4e0b<\/p>\n<p>\u6709\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u590d\u5236\u67d0\u4e2a\u5b57\u6bb5\u4e00\u6574\u5217\u7684\u6570\u636e\u5230\u53e6\u5916\u4e00\u4e2a\u65b0\u7684\u5b57\u6bb5\u4e2d\uff0c\u6216\u662f\u9700\u8981\u628a\u67d0\u4e2a\u8868\u7684\u67d0\u4e2a\u5b57\u6bb5\u7684\u503c\u8de8\u8868\u590d\u5236\u5230\u53e6\u4e00\u4e2a\u8868\u4e2d\u7684\u67d0\u4e2a\u5b57\u6bb5\uff0c\u672c\u6587\u5c31\u7f57\u5217\u4e86\u4e00\u4e9bSQL\u8bed\u53e5\u5199\u6cd5\uff0c\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e0b<\/p>\n<p>\u9700\u6c42\uff1a\u628a\u4e00\u4e2a\u8868\u67d0\u4e2a\u5b57\u6bb5\u5185\u5bb9\u590d\u5236\u5230\u53e6\u4e00\u5f20\u8868\u7684\u67d0\u4e2a\u5b57\u6bb5\u3002<\/p>\n<p>\u5b9e\u73b0sql\u8bed\u53e51:<\/p>\n<p>\u4ee3\u7801\u5982\u4e0b:<br \/>\nUPDATE file_manager_folder f1<br \/>\nLEFT OUTER JOIN file_manager_folder f2<br \/>\nON f1.name = f2.name AND f2.parentId = 54<br \/>\nSET f1.parentId = 54<br \/>\nWHERE f2.name IS NULL AND f1.id IN (1,2,3);<\/p>\n<p>\u5b9e\u73b0sql\u8bed\u53e52:<\/p>\n<p>\u4ee3\u7801\u5982\u4e0b:update B set extra = A.extra from A join B on (A.id = B.id);<\/p>\n<p>\u5b9e\u73b0sql\u8bed\u53e53:<\/p>\n<p>\u4ee3\u7801\u5982\u4e0b:update b set b.sms = (select a.sms from a where a.id = b.id)<br \/>\n\u9700\u8981\u786e\u5b9a\u4e24\u5f20\u8868\u4e2d\u7684id\u90fd\u662f\u4e3b\u952e\u6216\u8005\u552f\u4e00<\/p>\n<p>\u5b9e\u73b0sql\u8bed\u53e54:<\/p>\n<p>\u4ee3\u7801\u5982\u4e0b:<br \/>\nUPDATE A SET A.SMS = (SELECT B.SMS FROM B WHERE A.ID = B.ID) WHERE EXISTS (SELECT 1 FROM B WHERE A.ID = B.ID);<\/p>\n<p>\u5b9e\u73b0sql\u8bed\u53e55:<br \/>\n\u590d\u5236\u4e00\u4e2a\u8868\u5b57\u6bb5\u6570\u636e\u5230\u53e6\u5916\u4e00\u4e2a\u8868\u7684\u5b57\u6bb5\uff0c\u53ef\u4ee5\u8fd9\u4e48\u5199\uff1a<br \/>\n\u5b9e\u73b0sql\u8bed\u53e55:<br \/>\n\u4ee3\u7801\u5982\u4e0b:<br \/>\nUPDATE tb_1 INNER JOIN tb_2 ON tb_1.tid = tb_2.tid<br \/>\nSET tb_1.tcontent = tb_2.tcontent<\/p>\n<p>\u9644\uff1a\u540c\u8868\u590d\u5236<\/p>\n<p>\u9700\u6c42\uff1a\u628a\u540c\u4e00\u5f20\u8868\u7684\u4e00\u4e2a\u5b57\u6bb5\u5185\u7684\u5185\u5bb9\u590d\u5236\u5230\u53e6\u4e00\u4e2a\u5b57\u6bb5\u91cc<\/p>\n<p>\u4f8b1\uff1a<br \/>\n\u6211\u60f3\u628aarticle\u8868\u4e2dA\u5b57\u6bb5\u7684\u5185\u5bb9\u590d\u5236\u5230article\u8868\u4e2dB\u5b57\u6bb5\u91cc\u9762sql\u8bed\u53e5\u4e3a\uff1a<\/p>\n<p>\u4ee3\u7801\u5982\u4e0b:update article set B=A;<\/p>\n<p>\u4f8b2\uff1a<br \/>\n\u6709\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u590d\u5236\u67d0\u4e2a\u5b57\u6bb5\u4e00\u6574\u5217\u7684\u6570\u636e\u5230\u53e6\u5916\u4e00\u4e2a\u65b0\u7684\u5b57\u6bb5\u4e2d\uff0c\u8fd9\u5f88\u7b80\u5355\uff0cSQL\u53ef\u4ee5\u8fd9\u4e48\u5199\uff1a<br \/>\n\u4ee3\u7801\u5982\u4e0b:UPDATE tb_1 SET content_target = content_source;<br \/>\n\u5927\u6982\u5199\u6cd5\u5982\u4e0b\uff1a<br \/>\n\u4ee3\u7801\u5982\u4e0b:Update {your_table} set {source_field} = {object_field} WHERE cause<\/p><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u590d\u5236\u67d0\u4e2a\u5b57\u6bb5\u4e00\u6574\u5217\u7684\u6570\u636e\u5230\u53e6\u5916\u4e00\u4e2a\u65b0\u7684\u5b57<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[24],"tags":[121],"class_list":["post-1018","post","type-post","status-publish","format-standard","hentry","category-value_docs","tag-05-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1018","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=1018"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1018\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=1018"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=1018"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=1018"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}