| From: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
|---|---|
| To: | Vick Khera <vivek(at)khera(dot)org> |
| Cc: | pgsql-general <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Does Postgres support bookmarks (tuples ids)? |
| Date: | 2010-12-01 19:42:40 |
| Message-ID: | 1291232560.20631.3045.camel@jd-desktop |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
On Wed, 2010-12-01 at 09:55 -0500, Vick Khera wrote:
> On Wed, Dec 1, 2010 at 12:57 AM, Dann Corbit <DCorbit(at)connx(dot)com> wrote:
> > The ctid is not permanent. An alternative is to create tables with OID
> > values.
>
> Creating OIDs gives you zero benefit over having a PK. They would be
> roughly equivalent if you added a unique index on the OID column, but
> that is by no means automatic.
It is also a really bad idea considering the global nature of an OID.
JD
>
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