select * ,count(DISTINCT name) from users group by name order by name asc select * from users group by name order by name asc select id from users group by name order by name asc
http://www.rongsen.com.cn/article/MySQL/2012/0320/9338.html //资料来源
select * ,count(DISTINCT name) from users group by name order by name asc select * from users group by name order by name asc select id from users group by name order by name asc
http://www.rongsen.com.cn/article/MySQL/2012/0320/9338.html //资料来源