数据库SQL实战 No.7
查找薪水变动超过15次的员工号emp_no以及其对应的变动次数t
http://www.nowcoder.com/questionTerminal/6d4a4cff1d58495182f536c548fee1ae
select emp_no, count(emp_no) as t
from salaries
group by emp_no
having t>15
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
查找薪水变动超过15次的员工号emp_no以及其对应的变动次数t
http://www.nowcoder.com/questionTerminal/6d4a4cff1d58495182f536c548fee1ae
select emp_no, count(emp_no) as t
from salaries
group by emp_no
having t>15
该专栏为“数据库SQL实战”的配套题解
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