"Simon Riggs" <simon@2ndquadrant.com> writes:
> On Fri, 2007-03-09 at 16:45 -0500, Tom Lane wrote:
>> We do that anyway; but certainly Simon's patch ought not be injecting
>> an additional one.

> It should be possible to pass that down from the planner to the
> executor, in certain cases.

Huh? See HeapScanDesc->rs_nblocks.

regards, tom lane

---------------------------(end of broadcast)---------------------------
TIP 4: Have you searched our list archives?

http://archives.postgresql.org