On Tue, Jun 16, 2009 at 2:40 PM, Rob Sargent<robjsargent@gmail.com> wrote:
> Is there a city without a reference to region?
I don't know, but the OP wanted to know complaints by region.
> And wouldn't you want to count(cm.id)?
Count(cm.id) and Count(*) produce the same result. But I like
Count(*) more since it helps to correctly express the idea that we are
counting rows per group and not cm.id(s) per group.
--
Regards,
Richard Broersma Jr.
Visit the Los Angeles PostgreSQL Users Group (LAPUG)
http://pugs.postgresql.org/lapug