How to display the column single line with function of nested groups
SQL > select deptno, Max (sum (sal)) SalSum2 of PEM
3 Group of deptno;
Select deptno, Max (sum (sal)) SalSum
*
ERROR on line 1:
ORA-00937: not a single group group function
Can you please help me to get the Max (sum (sal)) with Deptno...
Or:
select max(deptno) KEEP (DENSE_RANK LAST ORDER BY SalSum) deptno,
max(SalSum) from (
select deptno,sum(sal) SalSum
from emp
group by deptno
);
Tags: Database
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