GROUPING SETS, CUBE, and ROLLUP
is: This query will return the following results: SalesPerson Region SUM(Amount) John East 100 John West 150 Jane East 200 Jane West 250 John NULL 250 Jane NULL 450 NULL….
is: This query will return the following results: SalesPerson Region SUM(Amount) John East 100 John West 150 Jane East 200 Jane West 250 John NULL 250 Jane NULL 450 NULL….
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Certainly! Below is an extensive guide on Data Warehousing Concepts, which will cover all the critical aspects of data warehousing. This comprehensive explanation will detail everything from the fundamental principles,….