On Thu, Jan 17, 2008 at 11:14:22AM -0800, Glyn Astill wrote:
> > begin;
> > set transaction isolation level serializable;
> > 
> > --- begin dumping stuff;
> > 
> 
> Wouldn't that just lock everything so nothing could be updated? Or
> just the table it is outputting?

PostgreSQL uses MVCC, which means the whole thing is lock free. It just
requires more diskspace. To keep the older versions around.

Have a nice day,
-- 
Martijn van Oosterhout   <[EMAIL PROTECTED]>   http://svana.org/kleptog/
> Those who make peaceful revolution impossible will make violent revolution 
> inevitable.
>  -- John F Kennedy

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