Display the top 5 salaries for each department using single SQL
Ok, given the clarification I can show you a way to get this in 815 and before (slow on a big table) and in 816 and up (fast with analytic functions!) ops$tkyte@ORA817.US.ORACLE.COM> select * from t; DEPTNO SAL ———- ———- 10 100 10 100 10 200 10 300 10 400 10 500 20 100 20…
Read More “Display the top 5 salaries for each department using single SQL” »