How can we assign business categories to departments?
CASE maps multiple granular department values into higher-level business groupings.
Consolidating departments into divisions (Technology, Operations, Business), taxonomy mapping.
SELECT
name,
department,
CASE
WHEN department = 'Engineering' THEN 'Technology'
WHEN department = 'Analytics' THEN 'Technology'
ELSE 'Business'
END AS department_group
FROM employees;Practice typing production-grade SQL code for CASE with Department.