数据库SQL实战 No.13
从titles表获取按照title进行分组
http://www.nowcoder.com/questionTerminal/72ca694734294dc78f513e147da7821e
SELECT title, count(emp_no) n
FROM titles
GROUP BY title
HAVING n >= 2
数据库SQL实战答案 文章被收录于专栏
该专栏为“数据库SQL实战”的配套题解
从titles表获取按照title进行分组
http://www.nowcoder.com/questionTerminal/72ca694734294dc78f513e147da7821e
SELECT title, count(emp_no) n
FROM titles
GROUP BY title
HAVING n >= 2
该专栏为“数据库SQL实战”的配套题解
相关推荐