摘要: declare @salary numeric(18,2) select @salary = 1000000 - 1600 select sum(case when tax1 left_point then case when @salary > right_point then right_point - left_point else @salary - left_point en... 阅读全文
posted @ 2007-12-07 10:15 我想去长安 阅读(1446) 评论(1) 推荐(0) 编辑