29 Apr 2020
RDBMS - Relational Database Management System
- eg. MS SQL Server, Oracle, MySQL
- data represented by a collection of inter-related tables.
- Stores entities.
- Only stores data
OODBMS - Object Oriented Database Management System
- eg. Versant Object Database, Objectivity/DB)
- data represented in the form of objects (as in object oriented programming). OODB implements OOP concepts like classes, object identity, polymorphism, ****encapsulation, inheritance.
- Stores objects.
- Stores data and methods to use it.