DBMS

Object Oriented Data Model: This data model is method of representing real world objects. It considers each object in the world as objec...

Data Model: Data models define how the logical structure of a database is modeled. Data Models are fundamental entities to introduce abs...

Functions/ Role of Data Base Administrator: 1.      Schema Definition: The DBA defines the logical Schema of the database. A Schema r...

Data Dictionary / Metadata: A metadata (also called the data dictionary) is the data about the data. It is the self-describing nature o...

Users of DBMS: Database users are the one who really use and take the benefits of database. There will be different types of users dep...

Schema: Design of a database is called the schema. A database schema is the skeleton structure that represents the logical view of the e...

Data Independence: A major objective for three-level architecture is to provide data independence. Data independence refers characteri...