| From: | Philip Yarra <philip(at)utiba(dot)com> |
|---|---|
| To: | Mark Kirkwood <markir(at)coretech(dot)co(dot)nz>, Greg Stark <gsstark(at)mit(dot)edu> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [COMMITTERS] pgsql-server: Rearrange pg_subtrans handling |
| Date: | 2004-08-25 05:57:10 |
| Message-ID: | 200408251557.10533.philip@utiba.com |
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| Lists: | pgsql-committers pgsql-hackers |
On Wed, 25 Aug 2004 03:54 pm, Mark Kirkwood wrote:
> Greg Stark wrote:
> > It's only allowed when the transaction is in READ UNCOMMITTED
> > isolation level.
> >
> >Something Postgres doesn't currently support. In fact I'm not aware of any
> > SQL database that supports it, though I'm sure there's one somewhere.
>
> FYI - DB2 supports this isolation level, I don't know of any others (tho
> Informix is a possibility).
Sybase ASE (and by derivation MS SQL Server) also have dirty reads.
Regards, Philip.
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