摘要：
declare @count3 int,@count7 int,@count int,@countMore int;select @count3=count(*) from Exam_QuesContent where DateDiff(d,addDate,getdate())<3 --最近三天select @count7=count(*) from Exam_QuesContent where DateDiff(d,addDate,getdate())<7 --最近七天select @count=count(*) from Exam_QuesContent where DateD 阅读全文
