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CHAPTER 14 Basics of Functional Dependencies and Normalization for Relational Databases

CHAPTER 14 Basics of Functional Dependencies and Normalization for Relational Databases. Chapter Outline. 1 Informal Design Guidelines for Relational Databases 1.1 Semantics of the Relation Attributes 1.2 Redundant Information in Tuples and Update Anomalies 1.3 Null Values in Tuples

729 views • 61 slides

Functional Dependencies and Normalization for Relational Databases

Functional Dependencies and Normalization for Relational Databases. Chapter Outline. 1 Informal Design Guidelines for Relational Databases 1.1Semantics of the Relation Attributes 1.2 Redundant Information in Tuples and Update Anomalies 1.3 Null Values in Tuples 1.4 Spurious Tuples

692 views • 55 slides

Functional Dependencies and Normalization for Relational Databases

Functional Dependencies and Normalization for Relational Databases. Chapter Outline. 1 Informal Design Guidelines for Relational Databases 1.1Semantics of the Relation Attributes 1.2 Redundant Information in Tuples and Update Anomalies 1.3 Null Values in Tuples 1.4 Spurious Tuples

567 views • 55 slides

Basics of Functional Dependencies and Normalization for Relational Databases

Basics of Functional Dependencies and Normalization for Relational Databases. Chapter Outline. 1 Informal Design Guidelines for Relational Databases 1.1 Semantics of the Relation Attributes 1.2 Redundant Information in Tuples and Update Anomalies 1.3 Null Values in Tuples

708 views • 55 slides

METU Department of Computer Eng Ceng 302 Introduction to DBMS

METU Department of Computer Eng Ceng 302 Introduction to DBMS Functional Dependencies and Normalization for Relational Databases. by Pinar Senkul resources: mostly froom Elmasri, Navathe and other books. Chapter Outline. 1 Informal Design Guidelines for Relational Databases

511 views • 50 slides

Normalization

622 views • 40 slides

Chapter 10

Chapter 10. Functional Dependencies and Normalization for Relational Databases Slides from Elmasri and Navathe, 5e. 1.1 Semantics of the Relation Attributes.

455 views • 37 slides

COMP1212 Anomalies and Dependencies

COMP1212 Anomalies and Dependencies. Dr. Mabruk Ali. Semantics of the Relation Attributes. GUIDELINE 1: Informally, each tuple in a relation should represent one entity or relationship instance. (Applies to individual relations and their attributes).

304 views • 22 slides

Functional Dependency

kma@ittelkom.ac.id. Functional Dependency. Overview. Basic Concepts. A constraint on the set of legal relations to express facts about the enterprise for modeling database. Require that the value for a certain set of attributes determines uniquely the value for another set of attributes.

375 views • 17 slides