[thelist] mysql table design

Beau Hartshorne beau at members.evolt.org
Mon Sep 16 12:37:00 CDT 2002

> I am creating a database table with phpMyAdmin.  For each column you
> have the option of labeling them "Primary" "Index" and "Unique".  From
> reading the MySQL manual, a primary key is a unique key that can't be
> null.  A unique key can have only distinct values.  So if I have a
> column, and I designate it primary, unique, and index, does that mean
> that I am being redundant.  If I label a column Primary, does it still
> get indexed?  Just need some clarification.  Thanks.


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