Za DB model možemo reći da ispunjava uslove četvrte normalne forme ako za svaku ne trivijalnu višeznačnu zavisnost A→→ B postoji funckionalna zavisnost A→C za svaki atribut C u modelu, odnosno A je superključ. Prevedeno na srpski, svaka zavisnost je po ključu. U realnom životu treća ili BC normalna forma su uglavnom dovoljne. Pregledao sam […]
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- Title: MySQL » normalizacija
- Channel Number: 25915144
- Language: English
- Registered On: December 4, 2013, 8:45 pm
- Number of Articles: 6
- Latest Snapshot: September 20, 2014, 7:00 am
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- Description: Just another MySQL blog ali na srpskom
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