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….
Tag: SQL aggregate functions
PIVOT and UNPIVOT
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CASE Statements
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Using Subqueries
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DISTINCT Keyword
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NULL Handling
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Aliases and Column Naming
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WHERE Clause and Filtering Data
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SELECT Statement Basics
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