Tiered Transaction Summary

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

Domain

SQL

Difficulty

easy

Seniority

mid

Problem

Produce a single-row snapshot showing transaction counts at three time horizons: last 30 days, last 180 days, and all-time. One row, three numbers, used to illustrate acceleration trends on the exec dashboard.

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.