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Home -> Community -> Usenet -> c.d.o.misc -> Re: Part of a composite primary key requires nulls
As far as I know, no primary key can be NULL and, by extension, if you have a
compound key, no part of that compound may be NULL....
"Stephanie Y" <stephy_at_choicebuilder.com> wrote:
>When I change ONE of three attributes that make up a primary key in a table
>to NULL, Oracle 8 automatically changes this attribute back to NOT NULL. Is
>there a way to do this? I would greatly appreciate it!
>
>--Stephanie
>
>
To reply please remove the 'nospam' part of the address Received on Tue Dec 15 1998 - 16:57:42 CST