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ÓÐÁ½¸ö±í department ºÍemployees  
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Update emp
Set deptno = '60'
Where Exists (
Select 1 from dept
Where emp.Deptno = dept.Deptno
)



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update Employee set deptno=
(select deptno from department where Department Name='you_select_name') where
Employee_Id='you_select_id'

SQL code:
update employee set
deptno=(select deptno


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