how to remove duplicates and how to find duplicates
Etl Engineer Interview Questions
1,579 etl engineer interview questions shared by candidates
How to fine tune an ETL mapping which is taking 4 hours to run end to end.
What is the reason that you opted NTT
types of facts ( here I assumed fact tables )
1. Query to get all emp id and their manager name. 2. count of M and F in a table. transform col to row.
Informatica concepts, SQL & Unix
Proffesional Summary Scenario based
Interviewer didn’t showed up in the allotted time and waited for more hours for no use
Write a Stored Procedure get user input and if the data type doesn't match perform error handling
What are the stages you have worked on.
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