3.delect语句删除用户delect from user where host&61;主机号”and user&61;用户名”;以上需要刷新权限&xff0c;后生效4.刷新权限flush privileges;5.create语句创建用户create user“用户名”&64;主机号”identified ...
grant select,insert,update,delect on userdb.*to dachui@'localhost' identified by '123456';授权用户修改自己的密码:SET PASSWORD=PASSWORD('新密码');管理员可重设其他用户的密码:SET PASSWORD FOR 用户名@'...
delect from emp e where rowid not in(select min(rowid)from emp group by ename) 删除重复数据如何只显示重复数据,或不显示重复数据显示重复: select from tablename group byid having count()>1 不显示...
grant insert,update,delect,select on westos.linux to soo@localhost 给本地用户soo插入,添加,删除,查询权限,仅限于表linux grant select on westos.*to soo@'%';给网络用户soo 查询westos库中的所有数据的...
delect from administrator.staff where id=350DB21034E 该命令被当作 SQL 语句来处理,因为它是无效的“命令行处理器”命令。在SQL 处理期间,它返回:SQL1024N 不存在数据库连接。SQLSTATE=08003db2=gt;select*...
对应的4个SQL语句:INSERT、SELECT、UPDATE、DELECT 1.INSERT(增) 为t_message数据表插入一笔新数据 1 INSERT INTO t_message VALUES(1,'caterpillar','caterpillar@mail.com','This is a new message');如果想用...
using COLLECT or DELECT DUPLICATE ENTRIES FROM TABLENAME>11.What are standard texts?These are predefined texts used for create change and display tcode SO10 Starting with INCLUDE These are for ...
删除history-table Left join delet-table where delect-table.value is null&61;61;表a表a full join update-table(能拿update就拿update)4.2 全量每天一个全量表&xff0c;也可一个hive天分区一个全量。4.3 流式使用...