Re: Re: how to get oracle to ignore an index
- From: <ryan.gaffuri@xxxxxxx>
- To: oracle-l@xxxxxxxxxxxxx
- Date: Fri, 6 Feb 2004 13:55:06 -0500
nearly all the articles i read are either by tom kyte, written by people on
this list, or recommended by people on this list.
i think it was kyte who wrote it. I could be wrong. I read alot of material.
>
> From: Jared.Still@xxxxxxxxxxx
> Date: 2004/02/06 Fri PM 01:50:33 EST
> To: oracle-l@xxxxxxxxxxxxx
> Subject: Re: Re: how to get oracle to ignore an index
>
> You may have seen it in an article.
> The reliability of information depends on the source.
>
> Jared
>
>
>
>
>
>
> <ryan.gaffuri@xxxxxxx>
> Sent by: oracle-l-bounce@xxxxxxxxxxxxx
> 02/06/2004 10:28 AM
> Please respond to oracle-l
>
>
> To: oracle-l@xxxxxxxxxxxxx
> cc:
> Subject: Re: Re: how to get oracle to ignore an index
>
>
> i cant reproduce the data for you. its internal. I tested it repeatedly. I
> was very careful about the hint.
>
> select /*+ index(<index_name>) */
> select /*+ index(<table> <index_name>) */
>
> Tried it repeatedly. I've seen it before. Sorry, I cant show you the data,
> etc... I could have swarn I read in the docs that hints are just
> directives and oracle does not have to use them? I cant find it right now.
> Am I wrong? I'm pretty sure I have seen that several times.
> >
> > From: "Jonathan Lewis" <jonathan@xxxxxxxxxxxxxxxxxx>
> > Date: 2004/02/06 Fri PM 12:52:47 EST
> > To: <oracle-l@xxxxxxxxxxxxx>
> > Subject: Re: Re: how to get oracle to ignore an index
> >
> >
> > Why do you think that Oracle can choose to ignore hints ?
> > Do you have reproducible example that proves the point ?
> >
> > Bear in mind that a comment that looks like
> > a hint is only a hint if it is used correctly in
> > the right context.
> >
> >
> > Regards
> >
> > Jonathan Lewis
> > http://www.jlcomp.demon.co.uk
>
>
>
>
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