Calculating Highest Salary In Each Department Using SQL Techniques
Calculate highest salary per department in SQL using GROUP BY, MAX(), and various window functions for tie handling.
To calculate the highest salary in each department, there are several ways you can approach this problem in SQL. Below are all possible solutions, ranging from basic queries using aggregation to more advanced techniques involving window functions and subqueries. The examples assume a table structure with columns such as EmployeeId, DepartmentId, Name, and Salary. Sample Table Assume the following Employee table for all examples: Using GROUP BY and MAX() The most common and straightforward approach is to use the MAX() function in conjunction with GROUP BY to find the highest salary for each...