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15 of 15 SQL Basics with Oracle - Traditional set operators: UNION, INTERSECT & MINUS

Опубликовано: 11 Июль 2012
на канале: J Kreie Database
14,492
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This video gives examples of three set operators: UNION, INTERSECT, MINUS. The union compatible rule is also explained. Set operators are used when output comes from more than one SQL statement. (15 of 15) There is also an "Advanced SQL" series. (Search for "databasemec" for tutorials using SQL Server.)

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