Database Reference
In-Depth Information
Business
Process
Business
Process
CORE BUSINESS
Provide
air
transportation
Business
Process
Business
Process
DATABASE SYSTEM
airports
INFORMATION ABOUT
airfares
discount
plans
airplanes
flights
airplane
types
flight
legs
seats
customers
reservations
Figure 3-3
DB system supporting core business in airline company.
•
Every organization is engaged in a core business.
•
The organization achieves the purposes of its core business through primary
processes.
•
Each process is carried out through a set of related tasks.
•
Apart from other resources and assets, each task requires information for its
performance.
•
Putting all the processes and the component tasks together, an organization
needs a large collection of information elements.
•
Information is, therefore, a major asset for an organization.
•
The database system in an organization exists to provide the information needs
in all the processes.
INFORMATION REQUIREMENTS
Information is a key asset absolutely essential for performing the business processes
in an organization. By this time, you should be convinced of this significant princi-
ple, which is almost axiomatic. We have also seen how the database system in an
organization supplies the much-needed information. As the complexities of busi-
ness grow resulting in the demand for sophisticated types of information in high
volumes, a database proves to be the optimal means for information delivery. Well,
if the database delivers information, to whom is it supplying information? To the
users—the employees and agents working to execute processes for the achievement
of the organization's core business.
Who are these people needing information? Where are they situated? What func-
tions do they perform within the organization? What are their responsibility levels?
To fully appreciate the significance of the database environment in an organization,
we need to explore these questions. What are the information requirements of users
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