On Thu, Nov 11, 2010 at 12:13 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> then the conclusion is foregone. To my mind, they should be thought of
> as running in parallel, or at least in an indeterminate order, just
> exactly the same way that different data modifications made in a single
> INSERT/UPDATE/DELETE command are considered to be made simultaneously.
+1
merlin