Different types of joins and examples
Etl Developer Interview Questions
1,579 etl developer interview questions shared by candidates
Duplicate check, null check , primary key
Employee tables and salary tables. Fetch it according to row number. Highest salary etc.
What is staging layer ?
Mostly about hadoop, spark, hive, sql.
cuantos años de experiencia tenes con la tecnología?
A lot of text book questions. If you are in DW, read Ralph Kimball and you should be good.
interview went well and got offer as contractor in their client location - Richmond, VA. worked around 1 year time ..but Systems in Motion's not paid me around $18,000 dollors
technical skills, career goals, salary, relocation
A data related problem was presented and I was asked to explain how I would solve it.
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