Download introduction to databases (microsoft access)

INTRODUCTION TO DATABASES
(MICROSOFT ACCESS)
LAB 1
DATABASE OVERVIEW
Databases contain data that are logically
related.
 Databases consists of tables.
 Tables consist of rows and column.

 Each
column contain similar data , i.e., data of a
single type. They are called fields.
 Each row contain data that are related, they are
called records
DATABASE OVERVIEW
RELATIONAL DATABASE MODEL

Relational database.



Primary key.


A field or group of field that uniquely identifies each record
in a table.
Foreign key.


A collection of related tables.
Records in different table are connected through a common
field.
A primary key in one table used as a field in a second table.
Other models exist.

Entity-Relationship model
RELATIONAL DATABASE MODEL
DATABASE MANAGEMENT SYSTEM

DBMS.
A
software program that lets you create databases
and lets you manipulate the data they contain.
For relational databases, we have the
Relational Database Management System.
 RDBMS.

 Data
is organized as a collection of tables.
 Enhances the creation, manipulation and reporting
of data.
DATABASE MANAGEMENT SYSTEM

Examples of RDBMS.
 Microsoft
 Oracle.
 MySQL.
 DB2.
Access.
RELATIONAL DATABASE MANAGEMENT SYSTEM

RDBMS provides the following functions.
Allows the creation of databases containing fields, table
and table relationship.
 Allows easy addition of new records, change field
values of existing records, and deletion of records
 Contains built-in query language for manipulating data.
 Contains a built-in report generator, which lets you
produce professional-looking, formatted reports from
your data.

STEPS IN LAUNCHING MICROSOFT ACCESS

Click on start
 All
programs
 Microsoft office
 Microsoft access 2010
INTERFACE OF MICROSOFT ACCESS 2010
CREATE A DATABASE
Name the
database
 Click on create

SUCCESSFUL CREATION OF DATABASE
A NEW BLANK TABLE
IDENTIFYING PROGRAM WINDOW ELEMENT

Title bar
 Displays
the name of the active database or by
default the path to the folder where it is stored.
 It provides tools for managing a program and the
program window

Ribbons
 Below
the title bar.
 Groups similar commands together
 Commands are displayed as buttons
IDENTIFYING PROGRAM WINDOW ELEMENT

Navigation pane.
 Displays
all object in the database
 Tables
 Queries
 Forms
 Reports
 Left
side of program window
IDENTIFYING PROGRAM WINDOW ELEMENT

Status bar.
 Located
at the bottom of program window.
 Displays information about current database.