Normalization example -Library

Normalization example -Library - Normalization Library UNF...

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Normalization Library
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UNF CatalogueNo Title Author PublisherName PublisherAddress CopyNo BorrowerNo BorroweName DateDueBack
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UNF-1NF We select CatalogueNo as our unique key for the  data. For any given title, a library may have multiple copies,  each copy will be borrowed several times. Hence, all  information relating to an individual copy of a book  will repeat for each title.
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1NF CatalogueNo Title Author PublisherName PublisherAddress CatalogueNo CopyNo BorrowerNo BorroweName DateDueBack
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1NF-2NF Here we look for partial key  dependencies, none of our data is  dependent on a part of the key, so we  can leave the structure as it is.
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2NF
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This note was uploaded on 07/15/2011 for the course ECO 2023 taught by Professor Mr.raza during the Summer '10 term at FAU.

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Normalization example -Library - Normalization Library UNF...

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