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

Domain

SQL

Difficulty

hard

Seniority

L5

Problem

Compute the median failure percentage for each table being monitored in data quality checks, rounded to the nearest whole number.

Summary

Half the tables fail more than this.

Practice This Problem

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