'Physical database storage details' presentation slideshows

MIS

876 views • 65 slides

Introduction to Databases

Introduction to Databases. Examples of Database Applications. File-Based Processing. What problems exist?. Database Approach. Arose because: Definition of data was embedded in application programs, rather than being stored separately and independently.

626 views • 43 slides

Chapter 17

Chapter 17. Database Environment. 1. Chapter 17 - Objectives. The purpose and origin of the three-level database architecture. The contents of the external, conceptual and internal levels. The purpose of the external/conceptual and the conceptual/internal mappings. 2.

562 views • 38 slides

Chapter 2

727 views • 24 slides