Tricky~22min

The Borrowed Key

One Pro account is making 9,847 API calls this month — just under the 10,000 limit. Usage looks fine on paper. But something in the access pattern is very wrong. Look at where the calls are coming from.

Tables you'll query

accountsapi_keysapi_calls

What you'll learn

SubqueriesJOINsAggregations & GROUP BY
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