Past work related to Pyspark and how I implemented those. How I used AWS to create a data pipeline.
Etl Developer Interview Questions
1,579 etl developer interview questions shared by candidates
Star schema s. Snowflake Schema
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
What is SCD and what are its type?
Data modeling, ETL Architecture and Datbase
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
if there is a performance issue in informatica. how will you go about it
what is sdlc process. explain it .
Few SQL based question.
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