Mysql 多表关联执行复杂update
1
update biaozhunhuamuban a
inner join dept b on a.dept_id=b.id
set a.path= replace(a.path,"tt平台\tt资料",b.dept_name)
where a.dept_id =7
2
update biaozhunhuamuban a ,dept b
set a.path= replace(a.path,"tt平台\tt资料",b.dept_name)
where a.dept_id=b.id and a.dept_id =7
还没有评论,来说两句吧...