Wed 18 Jul 2007, 10:02Delegate Tim said...
Tim has attended:
Access Introduction course
Primary Key
If when you upload a new database what affect does having a primary key have on the database?
Fri 20 Jul 2007, 10:01Trainer Richard said...
RE: Primary Key
Tim,
The primary key is a unique number that identifies each record, in relation to other tables.
When you see a primary key of say a Supplier table in another table, lets say Products, it is known a sa foriegn key. Basically it identifies the related records.
Regards
Richard
