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(
@cityid int,
@cityname nvarchar(100) output
)
as
select @cityname = city_name from BA_Hot_City where cityid = @cityid
select @cityname
go
declare @cityname nvarchar(100)
exec testguo 1,@cityname output
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@begin_date datetime,
@end_date datetime
AS
select identity(int,1,1) as ID,charge_credit into #tmp from crm_biling
where @begin_date <= convert(datetime,convert( ......