Null values are not allowed in BigQuery arrays. How can you account for this when creating a new array with the ARRAY_AGG function?
Senior Data Engineer Interview Questions
2,562 senior data engineer interview questions shared by candidates
Have you used DynamoDB and Lambda?
In coding challenge I received a task to normalize input data.
Completing the coding challenge. I did not move on to the next stages.
Design a pipeline based on a given scenario
Mostly concentrated on GCP services and advanced SQL questions.
How do deal with incident retrospective?
Describe that this Linux line represents
how will you find duplicate rows using SQL
what i want for a job
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