Re: [COMMITTERS] pgsql-server: Rearrange pg_subtrans handling

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.