DATABASE PART 1

By itself data has no meaning. It must be interpreted and processed to become Information

• DATA

• DATABASE

• INFORMATION

• DBMS

A collection of related data, organized in a manner that allows access, retrieval, and use of that data.

• DATA

• DBMS

• RECORD

• DATABASE

collection of programs that enables users to create and maintain a database.

• RECORD

• DATABASE

• DATA

• DBMS

•Banking system

•Airlines reservation system

•Students registration system

•Sales system

This example of

• database application

• database software

• dbms software

• database system

Instructions and rules that manage the design and use of the database system(e.g., how to log on, how to back-up).

• Software

• People

• Data

• Procedures

is a combination of one or   more 

  related characters.

• data

• data type

• field

• record

a field that  uniquely identifies each record in a table

• field name

• entity

• primary key

• table

is a group of related fields.

• database

• field name

• record

• table

A table or data file is

• objects in the forms of tables and how these tables are linked, organized and related to one another.

• a group of related fields.

• collection of related records stores in a storage medium, such as hard drive

• a collection of related data, organized in a manner that allows access, retrieval, and use of that data.

two    elements of a table in database representation.

• data,field

• field,record

• row,columns

• field name,size