
Funkcijske zavisnosti u bazama podataka

Flashcard
•
Computers
•
12th Grade
•
Hard
Hannah Sparrow
FREE Resource
Student preview

30 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Funkcijska zavisnost
Back
Odnos između dva skupa atributa, gdje vrijednost jednog skupa određuje vrijednost drugog skupa.
2.
FLASHCARD QUESTION
Front
Primarni ključ
Back
Atribut ili skup atributa koji jedinstveno identifikuje svaki red u tabeli.
3.
FLASHCARD QUESTION
Front
Strana ključ
Back
Atribut u jednoj tabeli koji se odnosi na primarni ključ u drugoj tabeli.
4.
FLASHCARD QUESTION
Front
Normalizacija
Back
Proces organizovanja podataka u bazi podataka kako bi se smanjila redundancija.
5.
FLASHCARD QUESTION
Front
1NF (Prva normalna forma)
Back
Tabela je u 1NF ako svi atributi sadrže samo atomarne vrijednosti.
6.
FLASHCARD QUESTION
Front
2NF (Druga normalna forma)
Back
Tabela je u 2NF ako je u 1NF i svi neključni atributi su potpuno zavisni od primarnog ključa.
7.
FLASHCARD QUESTION
Front
3NF (Treća normalna forma)
Back
Tabela je u 3NF ako je u 2NF i svi neključni atributi su nezavisni jedni od drugih.
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