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6 Cards in this Set
- Front
- Back
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How to get from un-normalised form to 1st normal form? |
Remove repeating groups |
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1st normal to second normal |
Remove partial dependency |
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2nd to 3rd normal |
Remove transitive dependencies |
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What is a functional dependency? |
Describes the relationship between two sets of attributes in a relation |
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What is partial dependency? |
A non-key attribute is determined by a part but not the whole of a composite primary key |
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What is transitive dependency |
An attribute is functionally dependent on an attribute that is not part of the primary key |
