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a±í:
p_id status
1 0
2 0
b±í
rec_id pid purchase_qty receive_qty flag
1 1 10 10 0
2 1 1000 1000 0
3 2 25 10 1
4 2 25 25 0
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SQL code:
update @ta
set status=1
from @ta a,@tb b
where a.p_id=b.pid
and (purchase_qty=receive_qty or flag=1)
??
SQL code:
update a±í A set status=1 where
exists(select 1 from b±í where A.pid=pid and (purchase_qty=receive_qty or flag=1))
??
SQL code:
update a set status = case when
b.purchase_qty = b.receive_qty and b.pid = 1
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