'Trivial dependency' diaporamas de présentation

Lecture #3 Functional Dependencies Normalization Relational Algebra

Lecture #3 Functional Dependencies Normalization Relational Algebra. Thursday, October 12, 2000. Administration. Homework #1 due today. Project descriptions & groups due today. Homework #2 available today. Exam date is looking like December 7 th Complaints?

621 views • 55 slides

Functional Dependencies

Functional Dependencies. Babies. At a birth, there is one baby (twins would be represented by two births), one mother, any number of nurses, and a doctor. Suppose, therefore, that we have a table: Births(baby, mother, nurse, doctor) Some facts and assumptions

487 views • 36 slides

Functional Dependence

178 views • 16 slides

DATABASE DESIGN

DATABASE DESIGN. Functional Dependencies. Overview. Functional Dependencies Normalization Functional dependencies Normal forms. Functional Dependencies FD. Describes relationship between attributes in a relation.

195 views • 7 slides