Tell me a time when you made a mistake.
Etl Developer Interview Questions
1,579 etl developer interview questions shared by candidates
What are joins? Diff bwt union and union all
complex mapping in your project
What do you mean by 3NF in DBMS? What is the operating system? What is the difference between Java and C++? What is a pointer? Tell us more about the pointer. Write about double-linked list programs. What is Join in DBMS?
Complete process of ETL testing.
Prepare on ETL concepts and SQL. Knowing API testing is a plus
what have you recently learing in last one month
Very basic SQL queries
Little insight of your current project
Differences between lookup and joiner transformations?
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