IT3020 – Database Systems | Lecture 03 | Object-Relational DB Concepts

Описание: YouTube Description

Module: IT3020 – Database Systems
Lecture: 03

In this lecture, we continue exploring Object-Relational Database (ORDB) concepts in detail using SQL object types.

The lecture explains how object-oriented features are integrated into relational databases and demonstrates how to work with methods, nested tables, inheritance, and comparison methods.

Topics Covered
• Introduction to Object-Relational Database concepts
• Creating object types in SQL
• Defining member methods for objects
• Implementing method bodies
• Using SELF in object methods
• Creating and using nested tables
• Adding methods to nested tables
• Understanding inheritance in ORDB
• Method overriding and overloading
• Object comparison methods:
• MAP methods
• ORDER methods

This lecture provides practical examples to help students understand how object-oriented principles are applied in database systems.

Module Information

Module Code: IT3020
Module: Database Systems

Audience

This lecture is intended for undergraduate students studying Database Systems and anyone interested in learning Object-Relational Database concepts using SQL.