Disadvantages of File-Based System
We will highlight the issues that arise when we use a file-based system and how databases are the solution.
We'll cover the following...
Keeping in mind the university management system discussed in the previous lesson, we will shine a light on the problems that occur when we use a file-based system, which in turn are the reasons we shifted to database systems.
1. Data redundancy
Often, within an organization, files and applications are created by different programmers from various departments over long periods. This can lead to data redundancy, a situation that occurs when the same data is present in many places (files).
For example, if ...