Divide employee metrics into 3 performance tiers within each department, based on metric_value from

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

Domain

SQL

Difficulty

medium

Problem

Divide employee metrics into 3 performance tiers within each department, based on metric_value from highest to lowest. Show department, metric_name, metric_value, and the tier number. Order by department and metric_value descending.

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