DA 08 - manipulation of the database and the data within it...

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Discuss why the understanding of set theory can help us as relational database designers. An understanding of set theory, the branch of mathematics that deals with sets or a collection of objects, is very helpful to a relational database designer. The assigned reading states a set is simply a collection of things. Set theory is used in nearly all math objects, such as functions and operations, with unions and intersections. The
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Unformatted text preview: manipulation of the database and the data within it is made possible with these mathematic theories. Without a thorough understanding of set theory the designer would have difficulty determining how data corresponds to each other. The database may not fully account for all relevant data in a query because the designer didnt link the like material correctly....
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