⟩ What is a cube in data warehousing concept?
Cubes are logical representation of multidimensional data. The edge of the cube contains dimension members and the body of the cube contains data values.
Cubes are logical representation of multidimensional data. The edge of the cube contains dimension members and the body of the cube contains data values.
Explain What is the difference between Power Center & Power Mart?
Explain What are the various transformation available?
Tell me what is Full load & Incremental or Refresh load?
Explain Techniques of Error Handling - Ignore , Rejecting bad records to a flat file , loading the records and reviewing them (default values)?
Explain the difference between keylokup and joiner?
Explain and Compare ETL & Manual development?
Explain the difference between etl tool and olap tools?
Explain What are the modules in Power Mart?
How to extract SAP data Using Informatica? What is ABAP? What are IDOCS?
Explain What is ODS (operation data source)?