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Etl Developer Interview Questions
1,579 etl developer interview questions shared by candidates
Different types of joins and examples
Duplicate check, null check , primary key
Employee tables and salary tables. Fetch it according to row number. Highest salary etc.
What is staging layer ?
Technical questions, some scenarios of Informatica and Oracle.
Left outer join with constrain on right table, how it will behave.
SCD types, sql qry - intersect, union , Infa - LKP transformation
Brief about myself and technical questions,
What's DDL and DML :') (yah, for a 9 year experienced candidate)
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