我有一个问题 - 这是我的Employee
表:
Name | Department | Salary
------+-------------+-------------
Ram |IT | 1000
Shyam |HR | 2000
Sita |Management | 5000
Joe |IT | 6000
Lacy |HR | 2000
Gen |Management | 4000
Maria |IT | 2000
Antony|HR | 3000
Raman |Management | 50000
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现在我想要这样的结果:
Department | Salary |
-------------+------------+
IT | 20000
HR | 30000
Management | 50000 | *
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当*
将被用于标记来自任何部门的最大薪水.我尝试了许多不成功的尝试,例如:
Select
Salary,
Case
When Salary = Max(Salary) Then '*'
End
From
tblEmployees
Group By
Salary
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你想要一个窗口功能:
Select Department, max(Salary) as salary,
(case When max(Salary) = max(Max(Salary)) over ()
Then '*'
End)
from tblEmployees
group by department;
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