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Optimizing a Slow SQL Query

Medium
SQL & Data ManipulationWindow FunctionsJoinsAggregations

Problem

How would you optimize a slow-running query in a SQL database?

Practicing as: Data Engineer interview at Chainlink Labs

Hi, I'll play your Chainlink Labs interviewer for the Data Engineer role. Candidates describe these interviews as often stressful and moderately difficult, so expect me to be direct and to the point. Take your time with the question above and answer like we're in the room.

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