?? xs_delete.sql
字號:
create procedure xs_delete
@jszh char(8),@flag int output
as
if exists(select* from zzyxs where 借書證號=@jszh and 借書量=0)
begin
delete
from zzyxs
where 借書證號=@jszh and 借書量=0
set @flag=0
end
else
set @flag=1
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