| From: | Oliver Elphick <olly(at)lfix(dot)co(dot)uk> |
|---|---|
| To: | cgg007(at)yahoo(dot)com |
| Cc: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>, pgsql-odbc(at)postgresql(dot)org |
| Subject: | Re: ODBC Connection Pooling (Windows 2000 MDAC 2.7 patched, |
| Date: | 2003-09-04 18:13:45 |
| Message-ID: | 1062699224.10618.142.camel@linda.lfix.co.uk |
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| Thread: | |
| Lists: | pgsql-odbc |
On Thu, 2003-09-04 at 16:29, Chris Gamache wrote:
> If sequences are used to keep track of the row last inserted, isn't it critical
> to be able to insure the value of currval() doesn't belong to someone else's
> connection?
That can't happen. currval() is _guaranteed_ to return only the last
value generated during your own current session. That is why you cannot
use it unless you have used nextval() first in the same session.
--
Oliver Elphick Oliver(dot)Elphick(at)lfix(dot)co(dot)uk
Isle of Wight, UK http://www.lfix.co.uk/oliver
GPG: 1024D/3E1D0C1C: CA12 09E0 E8D5 8870 5839 932A 614D 4C34 3E1D 0C1C
========================================
"If any of you lack wisdom, let him ask of God, who
gives to all men generously and without reproach, and
it will be given to him." James 1:5
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