Tricky~20min

The Threshold Game

Petty cash reimbursements are up 34% this quarter. The amounts look reasonable — mostly team lunches, office supplies, courier runs. Nothing above ₹5,000. But the distribution of amounts is not what you'd expect from random expense events.

Tables you'll query

employeesexpense_claims

What you'll learn

SubqueriesAggregations & GROUP BYCASE Statements
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