What is called data cleaning?


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More Data Warehouse General Interview Questions

What is the difference between a W/H and an OLTP application?

5 Answers  


What is Snow Flake Schema design in database?

3 Answers  


Hi Friends, Can anyone tell me. is there any certification in Database testing or BI testing or ETL testing international certification? Thanks ArunKumar

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How many repositories can we create in Informatica?

14 Answers   Informatica,


Who needs data warehousing?

0 Answers  






Suppose your client wants to ensure only specific users can create reports in query studio with other users creating reports using report studio. How can this be accomplished?

0 Answers  


Can we have more than one time dimensions in a Schema(Star or Snowflake)

1 Answers   ASD Lab, IBM,


What is Star Schema?

0 Answers   Informatica,


How to know the time taken for particular report execution?

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Explain what are the various methods of getting incremental records or delta records from the source systems?

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OLAP architecture?

1 Answers   CTS, Honeywell,


what are the other factors of the database on which the loading performance depend?

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