The following table uses order_id as the primary key. My problem is that I
need to be able to change order_id so that it is not a primary key. Next, I
want to add a new auto incrementing key. What sql commands should I use to
first back up the table and then to accomplish this modification. This
On Wed, 21 Aug 2002, Paul Maine wrote:
The following table uses order_id as the primary key. My problem is that I
need to be able to change order_id so that it is not a primary key. Next, I
want to add a new auto incrementing key. What sql commands should I use to
first back up the table and
