Un-Answered Questions { ETL }

How to delete data which is not in source table?

816


What is data modeling and data mining?

532


What are the ETL Testing Operations?

585


Explain the use lookup tables and Aggregate tables?

528


What is data cleaning?

531


Do we need an ETL tool? When do we go for the tools in the market?

508


Compare ETL & Manual development?

537


What are the different Lookup methods used in Informatica?

501


What are the types of Data Warehouse applications?

496


What are the key benefits of ETL Testing?

546


What is cube grouping?

547


What is virtual Data Warehousing?

534


What are the modules in Power Mart?

507


Define slowly changing dimensions (SCD)?

589


What is the difference between Data Warehousing and Data Mining?

532