'Employee project' presentation slideshows

Rules of Database Normalization

Rules of Database Normalization. Overview. What is Normalization ? What is the objective of Normalization ? Why is Normalization in a database important? What are NORMAL FORMS ? How do we accomplish Normalization in our database? Are there times when Normalization is unnecessary?.

713 views • 29 slides

IMAT1408 Database Design Concepts

IMAT1408 Database Design Concepts. Lecture 3 Introduction to Entity Relationship Modelling. To introduce the notation used in ER modelling To explain how to identify entities To introduce the concept of a relationship To explain participation condition, multiplicity and degree. . Objectives.

433 views • 28 slides

Normalization

384 views • 26 slides

More about Functional Dependencies and Normalization

More about Functional Dependencies and Normalization. Functional Dependencies. A functional dependency occurs when the value of one (set of) attribute(s) determines the value of a second (set of) attribute(s)

226 views • 11 slides