On Wed, Mar 7, 2012 at 11:59 AM, Andrey Chursin <andll@xxxxxxxxxxx> wrote: > Is there any way to sort by ranking, avoiding seq scan? > The only way i see now is to use pg_trgm instead of ts_rank, but we > did not check yet how applicable is it for our purposes. pg_tgrm works very well in terms of measuring similarity between two ascii strings...many non-english languages will struggle. I doubt (although I ever tried) it's useful for matching a small phrase to a large document. merlin -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
