XML Notes 4 – Start of Schemas

Chapter 2. Database System Concepts ad Architecture 2.1 Data Models, Schemas, and Instances - Data models ( A data model is a . collection of concepts. that can be used to describe the . structure. of . a database’s information content. the data types, relationships, and . constraints that should hold on the data ( A data model provides the ... ................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download