Hi -
On Thu, Jan 24, 2013 at 8:12 PM, Guillaume Lelarge
<guillaume(at)lelarge(dot)info> wrote:
> You should better create an index on pref_money(yw, money). It could
> help you get rid of the seqscan and sort operations.
I've created an index with
# create index pref_money_money_index on pref_money(money desc);
and posted the new EXPLAIN output here:
http://stackoverflow.com/questions/14498974/optimizing-select-count-query-which-often-takes-over-10-seconds
But it doesn't seem to change much or
am I too unexperienced to see the change?
Thanks
Alex