sql查询区分大小写的写法

在不区分大小的环境中,以下查询的结果是不区分大小写的:

1 SELECT empid, firstname, lastname
2 FROM HR.Employees
3 WHERE lastname = N'davis';

 如果想让过滤条件区分大小写,则可以这样写:

1 SELECT empid, firstname, lastname
2 FROM HR.Employees
3 WHERE lastname COLLATE Latin1_General_CS_AS = N'davis';

 

posted @ 2015-03-18 19:23  Mr.Jack  阅读(2745)  评论(0编辑  收藏  举报