Mind map
Normalisation
Map content
Normalisation
1st Form Normalisation
- Must have a Primary Key
- No repeating field names
- Must have a unique field name
- Data must be fully broken down (Atomic)
2nd Form Normalisation
- Every non-key attribute is depending on the complete primary key.
- Must already be in 1st Form Normalisation
3rd Form Normalisation
- Must already be in 1st Form Normalisation
- There are no-key attributes that depend on another non-key attribute
Information
- Description
- A level IT Mind Map on Normalisation, created by Jack Pyne on 22/03/2017.
- Created by
- Jack Pyne
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