Fichas
Normalisation
Fichas del conjunto (4)
- 1Zero Normal FormA flat file database
Similar to a spreadsheet
Lots of reptition and redundacy - 2First Normal FormRepeated data is taken out and put in its own table
- 3Second Normal FormAll partial key dependencies are removed
- 4Third Normal FormAll non-key dependant attributes are removed and put in their own table
Información
- Descripción
- A level Computing Fichas sobre Normalisation, creado por Matthew Soledolu el 25/04/2022.
- Creado por
- Matthew Soledolu
- Visitas
- 0
- Valoración