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ETL Interview Questions
Questions Answers Views Company eMail

When do we analyze the tables? How do we do it?

960

When do we use dynamic cache and static cache in connected and unconnected lookup transformations? Difference between stop and abort

976

What is etl process? How many steps etl contains?

1034

How many steps etl contains?

944

What is a mapping?

987

What are materialized views & where do we use them?

998

State the differences between shortcut and reusable transformation

1056

Explain about round-robi?

1148

What are snapshots? What are materialized views & where do we use them? What is a materialized view log?

1074

What is a materialized view log?

998

In informatica, I have 10 records in my source system. I need to load 2 records to target for each run. How do I do this?

933

What are snapshots?

980

What are the differences between sql override and update override?

1100

What is partitioning? Explain about round-robin, hash partitioning.

963

Explain about hash partitioning?

1000


Post New ETL Questions

Un-Answered Questions { ETL }

When do we go for the tools in the market?

947


what is dynamic insert?

2201


What is a mapping?

987


what is the difference steps for data modeling?

2139


What are the names of the layers in etl?

1001


What is grain of fact?

978


Identifying the bottlenecks in various components of Informatica and resolving them.

2618


what is the difference between cubes and package in cognos

4949


what is data modeling?

1909


1)Power center server and client on the same machine 2)power center server and client on the different machines What is the basic difference in these two setups and which is recommended ?

2116


What is staging area referring to?

1129


What is data cleaning?

942


Can u access a repository created in previous version of Informatica?

1860


How many steps etl contains explain with example?

970


What is the difference between project backlog and product backlog?

1532