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Extreme Scoping by Larissa T Moss

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Appendix C

Glossary

This glossary contains definitions and explanations of terms, titles, and acronyms as I use them in this book.

1NF. A data modeling term referring to first normal form: there are no repeating groups. 

2NF. A data modeling term referring to second normal form: there are no partial key dependencies. 

3NF. A data modeling term referring to third normal form: there are no non-key dependencies. 

4NF. A data modeling term referring to fourth normal form: there are no independent multi-valued attributes. Beyond the scope of this book.

5NF. A data modeling term referring to fifth normal form: there are no dependent multi-valued ...

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