-- 说明：只要修改use [db]中的数据库名即可;
use [db]
declare @count int
declare @memberid nvarchar(50)
-- 查询出要删除的蓝钻会员,将卡号保存到临时表;
select distinct memberno into memberno_temp from membercard2blue where memberno not in(select memberno from membermanageblue)
print '开始删除'
-- 逐个删除;
select @count = count(*) from memberno_temp
while ( @count > 0 )
begin
	select top 1 @memberid = memberno from memberno_temp
	delete from membercard2blue where memberno = @memberid
	delete from memberno_temp where memberno = @memberid
	select @count = count(*) from memberno_temp
end
-- 删除临时表;
drop table memberno_temp