Mysql sql语句 delete * from tables where id='字符串a'

求教mysql4.0版本 delete from a where id not in (select id from b)如何...呵呵,我的sql语句正确是mysql的.net驱动的缘故,感谢大家,发工资了 对我有用...

2011-04-28 那位高手帮忙看看下面这个SQL语句怎么优化。 DELETE ... 2 2013-03-13 delete from A where a_id in (s... 2010-11-24 mysql 删除delete ...

SQL>DELETEFROMemployeesWHEREemployee_id=(SELECTemployee_idFROMnew_emp);DELETEFROMemployeesWHEREemployee_id=(SELECTemployee_idFROMnew_emp)ORA-01427:single-row...

Mysql delete from where id in(select ...) 只能够删除一条数据0 comments_closure SET FOREIGN_KEY_CHECKS=0; -- --- -- Table structure for...

mysql删除子查询中的记录语句Sql代码 delete from t_5star where locationid in ( select e locationid from ( select a * from t_5star

mysql sql sql-delete share|improve this question...DELETE from tablename WHERE id IN (1,2,3,.....0Delete from multiple Mysql tablesHot Network Questio...

mysql会把in子查询转换成exists相关子查询,所以它实际等同于这条sql语句:select * from a where exists(select * from b where b.id=a.id );而exists相关子...

条sql语句它的执行计划其实并不是先查询出b表的所有id,然后再与a表的id进行...这个问题,delete from product where product_id in (几千id)速度慢,product...

我们需要把这部分脏数据删除到,在删除的过程中我写的delete sql语句不能...delete from student a where a.id in (1,2);()select a.* from ...

删除:delete from table1 where 范围 更新:update ...SQL: select a.a, a.b, a.c, b.c, b.d,...mysqlelect * From 表名 Order By rand() Limit ...