Object-Oriented & Object-Relational DBMS

11/19/98


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Table of Contents

Object-Oriented & Object-Relational DBMS

Motivation

Example App: Asset Management

An Asset Management Scenario

Why not a Standard RDBMS?

Solution 1: Object-Oriented DBMS

OODBMS, cont.

OODBMS applications

Solution 2: Object-Relational

An Example ORDBMS Schema

Complex Types

ADTs: User-Defined Atomic Types

Reference Types & Deref.

Dinkey Schema Revisited

An Example Queries in SQL-3

Another SQL-3 Example

Example 2, cont.

New features in SQL-3 DML

Path Expressions

User-Defined Methods

Inheritance

Modifications to support this?

More modifications

Modifications, cont.

Stonebraker’s Application Matrix

OO/OR-DBMS Summary

Summary, cont.

 Author: Joe Hellerstein

Email: cs186@po.eecs.berkeley.edu

Home Page: http://www-inst.eecs.berkeley.edu