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