Chapter 1, Problem 1.4RQ

Why is the study of database technology important?

Program Plan Intro

Database:

• Database is the organized collection of related data elements that is used to keep the record or track the things or items of interest.
• It is often defined as the structure to hold the data.
• It contains the elements like schemas, views, tables (that are linked through foreign keys), queries, and many other elements.
• Database and database management are interdependent.

Explanation of Solution

Importance of database technology:

• The importance of database technology is increasing day by day as they are in use everywhere today.
• This acts as the most important part of e-commerce and other web based applications, and also a heart of organization-wide operational and decision support applications.
• It is said that databases are used by many work groups and individuals all over the world.
• Over 10 million databases are active in the world, which reflects the importance of database technology in today’s world.

Example:

Student_id	Student_name	Student_branch
11	XXX	IT
12	YYYY	Civil
13	ZZZZ	Electrical
14	AAAA	Mechanical

Explanation:

 From the above table:

• “Student_id” specifies the unique id number of the student.
• “Student_name” specifies the name of students.
• “Student_branch” specifies the branch of the students.

Therefore, it is clear that recording the student data in such organized way will lead to a systematic management of organization or any other work groups.