Inmon data warehouse book

  • What is a data warehouse according to Inmon?

    Bill Inmon's definition of a data warehouse is that it is a “subject-oriented, nonvolatile, integrated, time-variant collection of data in support of management's decisions.” The model then creates a thorough, logical model for every primary entity..

  • What is difference between Kimball and Inmon?

    Bottom-line
    In the hybrid data model, the Inmon method creates a dimensional data warehouse model of a data warehouse.
    In contrast, the Kimball method is followed to develop data marts using the star schema..

How a data warehouse is designed based on the data model?

The data warehouse is designed based on the data model

Some of the charac- teristics of the ultimate design include the following: ■■An accommodation of the different levels of granularity, if indeed there are multiple levels of granularity ■■An orientation of data to the major subjects of the corporation


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