This Year's Class

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

Domain

SQL

Difficulty

easy

Seniority

L3

Problem

The growth team is pulling together the 2025 signup class for its year-end report. Count how many users joined that year.

Summary

The cohort is in. Time to count who made it through the door.

Practice This Problem

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