This is a set of Micdrosoft access prsentations.

1. P R I M A R Y K E Y & F O R E I G N K E Y
R E L A T I O N S H I P S
Microsoft Access
2

2.  Primary Key
 A field used to uniquely identify each record
 Every table in a database must have a primary key defined
 Foreign Key
 A field (in one table) that is related to a primary key in
another table within the same database.

3.  Foreign Key
 Must be a common field in both tables to make relationships
among them.
 No need to be the same name(field name)
 Or how we are going to make a relationship among two
tables???