Re: queries on xmin

On 6/11/09, Matt Amos <zerebubuth(at)gmail(dot)com> wrote:
> On Thu, Jun 11, 2009 at 1:13 PM, Brett Henderson<brett(at)bretth(dot)com> wrote:
> >> See pgq.batch_event_sql() function in Skytools [2] for how to
> >> query txids between snapshots efficiently and without being affected
> >> by long transactions.
> >
> > I'll take a look.
>
> it was looking at the skytools stuff which got me thinking about using
> txids in the first place. someone on the osm-dev list had suggested
> using PgQ, but we weren't keen on the schema changes that would have
> been necessary.

Except the trigger, PgQ does not need any schema changes?

--
marko