Chapter 8. XQuery and Databases

by Vaidyanathan Nagarajar

Relational Database Concepts

A database is an organized collection of logically related data. Today, the relational model has become a universally accepted design. In addition, object databases and object-relational databases are the next big step in database technology. Oracle provides object-relational databases. The OO database system has its origins in OO programming languages.

XML document structure is based on a hierarchical design to store data in flat files—a tree structure with a root, ...

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