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Questions tagged join · medium
How do you merge data from different sources in ADF while maintaining data quality?
Lambda vs. Glue: Discuss use cases for both services.
APPLY Operator - CROSS APPLY and OUTER APPLY
Calculate the total number of transactions (units sold) for each product.
Calculate the total sales amount for customers born between 1998-01-15 and 2000-01-15.
Data Shuffling Causes and Techniques
Describe a scenario where you had to optimize a slow-running data pipeline.
Describe a time when you had to deal with a major data quality issue. How did you handle it?
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