An Enterprise Data Model is a representation of single definition of data of an enterprise is and the representation is not biased on any system application. It independently defines how the data is sources stored processed or accessed physically. Enterprise Data Model gives overall picture of an industry perspective by offering an integrated blueprint...

The star schema which is sometimes called a star join schema is one of the most simple styles of a data warehouse schema. It consists of a few fact tables that reference any number of dimension tables. The facts tables hold the main data with the typically smaller dimension tables describing each individual value of a dimension. Star Schema is...