Duplicate Training Runs

A medium SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.

Domain

SQL

Difficulty

medium

Seniority

junior, mid

Problem

The ML platform's training metadata table has duplicate runs inflating compute budgets. Surface models that were trained more than once on the same calendar day with the same framework, showing the model name, framework, training date, and run count.

Practice This Problem

Solve this SQL problem with real code execution. DataDriven runs your SQL queries against a live PostgreSQL database and grades it instantly.