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

Domain

SQL

Difficulty

medium

Seniority

L5

Problem

For each date, find the batch job that completed the most rows. Return the start time, job name, and rows completed, ordered by date.

Summary

Every day has a speed champion.

Practice This Problem

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