database sharing

DATA SHARING:

The most significant  difference between a file based systems and database systems is Data sharing. Data sharing also requires a major change in the way of data are handled and managed with in the organization.  Data sharing are of 3 (three) types. They are

1. Sharing Data between functional units.
2. Sharing data between management units.
3. Sharing data between geographically dispersed location.

Sharing data between functional units: The term  data sharing suggests that people in different functional areas are use a common pool of data.