On Mon, Feb 22, 2016, at 02:14 PM, Tom Lane wrote: > IOW, almost certainly we *don't* realize that the query will involve scanning through gigabytes of index pages. But btree indexes are much simpler and easier to make that estimate for... Isn't this the crux of my issue, at least? -- Seamus Abshere, SCEA +598 99 54 99 54 https://github.com/seamusabshere -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general