What are Spark optimisation technique’s ?
Senior Data Engineer Interview Questions
2,565 senior data engineer interview questions shared by candidates
What is data modelling and how have you created ETL pipeline?
Dans Kubernetes, qu'est-ce qu'un DaemonSet ?
Quelle est la différence entre un WAF et un Firewall ?
Lot of situational/behavioral technical questions like tell me about a time when you had limited information to go forward? tell me about the most challenging data pipeline you worked on?
write a python code to get the second highest salary of each department. If emp has same salary get the salary of low age
What is important for you in a team?
Tell me about your past experiences
Test was about pyspark, creating some UDFs and put them in a function of class already placed in the test. This function takes a dataframe as an argument and you need to do needed modifications on this df with spark UDFs.
A SQL query
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