Data Warehouse Engineer Interview Questions

92 data warehouse engineer interview questions shared by candidates

Questions in 1st round - live coding sql - joins query, analytic function query, duplicate rows from table... etc live coding python - Compare words for 2 lists . Questions in 2nd round - ETL/data warehousing concepts, dimension modelling, project..etc Questions in 3rd round - basic discussion over project and work timings and cultural fit
Aug 22, 2020

Questions in 1st round - live coding sql - joins query, analytic function query, duplicate rows from table... etc live coding python - Compare words for 2 lists . Questions in 2nd round - ETL/data warehousing concepts, dimension modelling, project..etc Questions in 3rd round - basic discussion over project and work timings and cultural fit

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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