Memorize the structure, not the syntax.
#SQL #DataEngineering #RecursiveCTE #InterviewPrep

Can you write a SQL query to find each product's root category and depth in an unlimited category tree?
💡 Hint: GROUP BY won't save you here. You need a Recursive CTE.
Drop your solution 👇 Answer in next tweet!
#SQL #DataEngineering #RecursiveCTE #InterviewPrep