5. etapp: Loogilise andmemudeli tuletamine
Kompetentsi Andmete modelleerimine knobit · K-556 · Teadmine
Explains third normal form
Mida see tähendab
No non-prime attribute depends transitively on a candidate key.
Kuidas seda hinnatakse
Classifies sample entities as in or not in 3NF and names the transitive dependency
Tugineb
- Explains candidate key and prime attributeK-552 · Teadmine
Vajalik
- Recognises a transitive dependency between non-key attributesK-509 · Oskus
- Explains Boyce-Codd normal formK-557 · Teadmine
- Explains controlled denormalisationK-651 · Teadmine