�ݺ�ߣ

This document discusses databases and compares traditional file-based data storage approaches to database approaches. It provides an example of a human resources database with records for 4 employees. It then contrasts the traditional approach where separate files are used for different applications and data vs the database approach where a database management system stores and provides access to shared data for multiple applications. Key advantages of the database approach include reduced redundancy, improved integrity, easier maintenance and better access controls. Potential disadvantages include increased complexity and cost.Read less