'Trivial fd' presentation slideshows

Databases 2

Databases 2. Storage optimization : functional dependencies , normal forms , data ware houses. Functional Dependencies. X -> A is an assertion about a relation R that whenever two tuples of R agree on all the attributes of X , then they must also agree on the attribute A .

1.27k views • 110 slides

Design Theory for Relational Databases (cf. Chapter 3)

Design Theory for Relational Databases (cf. Chapter 3). Functional Dependencies Decompositions Normal Forms. acknowledgment: slides by Jeff Ullman @ Stanford. Functional Dependencies.

758 views • 65 slides

Design Theory for Relational Databases (cf. Chapter 3)

Design Theory for Relational Databases (cf. Chapter 3). Functional Dependencies Decompositions Normal Forms. acknowledgment: slides by Jeff Ullman @ Stanford. Functional Dependencies.

662 views • 65 slides

Normalization

Normalization. What and Why Normalization?. To remove potential redundancy in design Redundancy causes several anomalies : insert, delete and update Normalization uses concept of dependencies Functional Dependencies Idea used: Decomposition

397 views • 25 slides

Functional Dependencies (FD)

290 views • 18 slides