How would I deal with a case in which the data is not fully enriched during the last 7 days in the target fact table? The expected answer was creating 2 tables; one for the history and one for the last 7 days which will be updated by the increments. The users will query the union of both.
Moving average in sql and pyspark. One python coding in string i think
on Spark optimization Shuffling Pyspark code
1. Definia um modelo de nuvem hibrida usando soluções on-premises e Cloud. ( usando o whiteboard )
They are under NDA , but meaningless anyway (not in the correct context / job title) No reason to waste time here interviewing
General architectural questions around Data Pipelines - Nothing difficult at all.
coding, sql, and general data engineering questions
Run time and space complexities of graph algorithms
Design workflow scheduler for jobs
Algorithm question in python and standard sql questions
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