> >Clauses that can't be used in an "indexable" way are excluded from the >index selectivity, but not from the total query selectivity. > >> Or is it just likely that the selection of the new index is just by chance? > >Bingo. > Got it, thanks! Very much appreciated. Glyn -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance