SYLLABUS

UNIT-I

Introduction to data base management system – Data versus information, record, file; data dictionary, database administrator, functions and responsibilities; file-oriented system versus database system.

UNIT-II

Database system architecture – Introduction, schemas, sub schemas and instances; data base architecture, data independence, mapping, data models, types of database systems.

UNIT-III

Data base security – Threats and security issues, firewalls and database recovery; techniques of database security; distributed database.

UNIT-IV

Data warehousing and data mining – Emerging database technologies, internet, database, digital libraries, multimedia database, mobile database, spatial database.