Design a normalized HR schema covering departments, roles, employees, and salary history.

A medium Data Modeling interview practice problem on DataDriven. Write and execute real data modeling code with instant grading.

Domain

Data Modeling

Difficulty

medium

Problem

Design a normalized HR schema covering departments, roles, employees, and salary history.

Practice This Problem

Solve this Data Modeling problem with real code execution. DataDriven runs your solution and grades it automatically.