IM UNIT 4- Functions of Database Systems

pt2

Data Dictionary Management

Stores metadata (definitions & relationships of data).

Data Storage Management

Handles complex data storage structures, ensures efficiency.

Data Transformation & Presentation

Converts physical data into user-friendly logical formats.

Security Management

Controls access, enforces privacy and user permissions.

Multiuser Access Control

Ensures concurrent users can work without conflicts.

Backup & Recovery Management

Protects against data loss or system failure.

Data Integrity Management

Enforces rules to minimize redundancy & maximize consistency.

Database Access Languages & APIs

Uses SQL and APIs for communication and queries.

Database Communication Interfaces

Supports multiple network environments for data access.