Concepts and Applications

Introduction

Concepts and Applications

  • DBMS is defined as a collection of inter-related data and the set of programs to store and...}

Objective and Evolution

Introduction

Objective and Evolution

  •  A database should provide for efficient mass storage, update and retrieval of relevan...}

Data Abstraction and Data Independence

Introduction

Data Abstraction and Data Independence

  • Data abstraction can be understood as the process of easing the user interaction with the d...}

Schemas and Instances

Introduction

Schemas and Instances

  • The logical structure of the database is known as schema. 
  • Schema is analogou...}

Concepts of DDL, DML and DCL

Introduction

Concepts of DDL, DML and DCL

  • DDL is used to create and modify the structures of database objects in database. ...}