<P> In computing , the star schema is the simplest style of data mart schema and is the approach most widely used to develop data warehouses and dimensional data marts . The star schema consists of one or more fact tables referencing any number of dimension tables . The star schema is an important special case of the snowflake schema , and is more effective for handling simpler queries . </P>
relation between fact table and dimension table in star schema
one or more fact tables referencing any number of dimension tables