Jeff Amiel <becauseimj...@yahoo.com> writes: > Ok...third try. The cost when passing in an empty string is SIGNIFICANTLY > higher than when not.
That just reflects the fact that it's expecting a lot more rows matching that query. I suppose this is because the statistics show you've got a lot more rows containing the empty string than other values. regards, tom lane -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general