Case vs decode Scd 1 scd 2 How to test old loaded data in DW which is not present in source Join condition on null, empty and duplicate
Etl Engineer Interview Questions
1,579 etl engineer interview questions shared by candidates
In first round: Joins, rank
few ETL concepts and SQL queries
if there is a performance issue in informatica. how will you go about it
what is sdlc process. explain it .
SQL queries testing basics unix aptitude
1. Normalizer transformation 2. How do you read from message queues in Informatica? 3. Scenarios for oracle SQL's and Informatica logic
what is a batch load
What is SCD and what are its type?
DB architecture and schema understanding
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