MySQL 视图 第1349号错误解决方法
发布时间：2020-12-12 08:07:30 所属栏目：MsSql教程 来源：网络整理
导读：复制代码 代码如下: CREATEORREPLACEVIEWBLOG_V_ADMIN (ID,NICKNAME,SEX,EMAIL,PHONE,QQ,MSN,HTTP,REGISTER_TIME, IP,LAST_LOGIN_IP,LOGIN_TIME) AS SELECT A.ID,A.NICKNAME,A.SEX,A.EMAIL,A.PHONE,A.QQ,A.MSN,A.HTTP,A.REGISTER_TIME, B.IPASLAST_LOGIN_IP,
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复制代码 代码如下: CREATE OR REPLACE VIEW BLOG_V_ADMIN (ID,NICKNAME,SEX,EMAIL,PHONE,QQ,MSN,HTTP,REGISTER_TIME, IP,LAST_LOGIN_IP,LOGIN_TIME) AS SELECT A.ID,A.NICKNAME,A.SEX,A.EMAIL,A.PHONE,A.QQ,A.MSN,A.HTTP,A.REGISTER_TIME, B.IP AS LAST_LOGIN_IP,B.LOGIN_TIME AS LAST_LOGIN_TIME FROM BLOG_ADMIN A LEFT JOIN BLOG_ADMIN_LOGIN_TRACK B ON B.ADMIN = A.ID LEFT JOIN (SELECT ADMIN,MAX(LOGIN_TIME) AS LOGIN_TIME FROM BLOG_ADMIN_LOGIN_TRACK GROUP BY ADMIN) C ON B.ADMIN = C.ADMIN; ERROR 1349 (HY000): View's SELECT contains a subquery in the FROM clause 这是BUG吗?见:http://bugs.mysql.com/bug.php?id=16757 木有办法,我只好这样改了: 复制代码 代码如下: CREATE OR REPLACE VIEW BLOG_V_ADMIN (ID, LOGIN_TIME,LAST_LOGIN_IP) AS SELECT A.ID, (SELECT LOGIN_TIME FROM BLOG_ADMIN_LOGIN_TRACK WHERE ADMIN = A.ID ORDER BY LOGIN_TIME DESC LIMIT 1) AS LAST_LOGIN_TIME, (SELECT INET_NTOA(IP) FROM BLOG_ADMIN_LOGIN_TRACK WHERE ADMIN = A.ID ORDER BY LOGIN_TIME DESC LIMIT 1) AS LAST_LOGIN_IP FROM BLOG_ADMIN A; （编辑：李大同） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |