"Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> writes:
> Trying the example in psql seems to be about the same speed both ways, with
> if anything a slight advantage to select '1'.
Fwiw I see a slight advantage for '1' as well. I wonder why.
--
Gregory Stark
EnterpriseDB http://www.enterprisedb.com