"Svend Jensen" <Svend_at_OracleCare.Com> wrote in message
news:3CB5D01F.80904_at_OracleCare.Com...
> Joe Sath wrote:
>
> > Hi, Folks
> >
> > I need to rename a primary key with a unick index. The table is big, if
I
> > drop the primary key and then rebuild it with "using index", it will
take a
> > while.
> >
> > Is there any way we can just rename it like we rename a index?
> >
> > Thanks for your help.
> >
> >
> >
>
> Yes, log in as sys, update con$ set name = new_name
> where con# = (select con# from con$
> where owner = 'constraint_owner'
> name = 'old_name')
>
> There is a unique index i_con2 on con$ (con#)
> and a unique index i_con1 on (owner, name)
>
> These cant be rebuild, they are part of instance warmstart, as you can
> se from bootstrap$
>
> I have used this method on 8.1.7 without any negative impact. But only
> if the need is there and no other solution could be applied while
> 'business as usual' was ongoing.
>
> rgds
>
> /svend
>
This is bad advice.
Paul
Received on Thu Apr 11 2002 - 15:18:15 CDT
