Re: Statement-level rollback

On 2018-12-08 17:55:03 -0300, Alvaro Herrera wrote:
> On 2018-Dec-08, Andres Freund wrote:
> 
> > On 2018-12-08 17:10:27 -0300, Alvaro Herrera wrote:
> 
> > > This is what patch 0001 does -- it's only allowed in the connection
> > > string, or on ALTER USER / ALTER DATABASE.  Setting it in
> > > postgresql.conf is forbidden, as well as changing from transaction to
> > > statement in SET (the opposite is allowed, though.)
> > 
> > I don't think allowing to set it on a per-user basis is acceptable
> > either, it still leaves the client in a state where they'll potentially
> > be confused about it.
> 
> Hmm, true.
> 
> > Do you have a proposal to address the issue that this makes it just
> > about impossible to write UDFs in a safe way?
> 
> Not yet, but I'll give it a think next week.

Is this still in development? Or should we mark this as returned with
feedback?

Greetings,

Andres Freund