| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Generate user/group sysids from a sequence? |
| Date: | 2003-01-17 17:38:09 |
| Message-ID: | 200301171738.h0HHc9l25690@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
Tom Lane wrote:
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> >> This way, we don't need to bother with
> >> touching the sequence at all during a CREATE USER with explicit sysid.
>
> > Well, the problem is that this could still cause the reuse of a deleted
> > user, no? Wasn't that the problem we were originally trying to solve?
>
> Hmm, yeah I guess so. Okay, we do need to compare an explicit SYSID
> setting to the sequence, and bump up the sequence if it's greater.
> Annoying, but I guess there's no choice.
Yea, I wished we could have avoided it too, but at least we are removing
the sequential scan.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
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