Data Warehousing and Data Mining20755 marksA multidimensional data model
How different schema are used to model data warehouse? Explain.
How different schema are used to model data warehouse? Explain. [5]
A schema is a logical description of the entire data warehouse, including the name and description of records and aggregates. The goal of conceptual data warehouse modeling is to develop a schema for logical representation of data stored in the data warehouse. The three main schemas used for conc...