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Interview questions
Calculate the total sales amount for customers born between 1998-01-15 and 2000-01-15.
Identify the top 5 customers with the highest purchases in the last quarter.
Tell us about your technical experience?
What is the difference between SAFE_CAST() and CAST()?
Can you modify a partitioned table into a non-partitioned one and vice-versa? How?
Describe how Dataproc integrates with BigQuery for processing large datasets.
Does BigQuery support indexes? If not, why?
Explain how to flatten a multi-level nested JSON file while loading it into BigQuery.
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