从Student表检索年龄为20岁的学生信息,已知年龄字段是数值类型,最规范的SQL语句是( )。选项: A:Select * From Student where Sage=20; B:Select * From Student where Sage='20'; C:Select * From Student where Sage=【20】; D:Select * From Student where Sage EQUAL 20 已知 学生 信息 发布时间:2024-05-10 21:36:41