| From: | Martijn van Oosterhout <kleptog(at)svana(dot)org> |
|---|---|
| To: | Gokulakannan Somasundaram <gokul007(at)gmail(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Proposal: Select ... AS OF Savepoint |
| Date: | 2007-11-02 09:19:58 |
| Message-ID: | 20071102091957.GA9936@svana.org |
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| Lists: | pgsql-hackers |
On Fri, Nov 02, 2007 at 02:43:44PM +0530, Gokulakannan Somasundaram wrote:
> Hi,
> I would like to propose an additional feature for Postgres to enable
> time-travelling inside a transaction.
<snip>
> This would reduce the requirement for Serializable transactions in some
> cases and adds one more feature under the umbrella of postgres.
I'm still confused. Why on earth would you want to run a query against
an old snapshot? If you want a stable view, I'd think of opening a
cursor or using a temporary table. And where does serializable come
into this?
Have a nice day,
--
Martijn van Oosterhout <kleptog(at)svana(dot)org> http://svana.org/kleptog/
> Those who make peaceful revolution impossible will make violent revolution inevitable.
> -- John F Kennedy
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