Meta Interview Question
3 SQL questions based on dummy data on Ads. How will you write a query to calculate ROI, then per source etc. Simple group by and subqueries. Just need to keep in mind your join conditions.
3 SQL questions based on dummy data on Ads. How will you write a query to calculate ROI, then per source etc. Simple group by and subqueries. Just need to keep in mind your join conditions.
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