SQL Detective Mode: Using DENSE_RANK to Identify Top Earners by Department
🧠 Problem Overview
In this LeetCode challenge, you're given two tables:
Employee
idnamesalarydepartmentId
1Joe850001
2Henry800002
3Sam600002
4Max900001
5Janet690001
6Randy850001
7Will700001
Department
idname
1IT
2Sales
🎯 Ob...
advance-sql.hashnode.dev2 min read
Aet
nice...................