Data Warehouse Interview Questions

340 data warehouse interview questions shared by candidates

What's slowly changing dimension? What's row based vs column based database? How do you diagnose the code that's running very slow? what kinds of performance tuning techniques you know? Tell me a time that you said no to the customer & what happened & how did you handle it?
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Data Warehouse Engineer

Interviewed at Chewy

3.4
Sep 24, 2021

What's slowly changing dimension? What's row based vs column based database? How do you diagnose the code that's running very slow? what kinds of performance tuning techniques you know? Tell me a time that you said no to the customer & what happened & how did you handle it?

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