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Question PLEASE ANSWER :) (1 Viewer)
- Thread starter KAty
- Start date
kieransgirl
Member
- Joined
- Oct 13, 2003
- Messages
- 59
primary key- a field which is unique to t he table
secondary key- a field which is in a number of the tables (useful for searching)
foreign key- a primary key in another table
secondary key- a field which is in a number of the tables (useful for searching)
foreign key- a primary key in another table