hi, https://wiki.postgresql.org/wiki/ReadOnlyTables mentions the possibility of `ALTER TABLE table SET READ ONLY`. Would this mean that row visibility checks could be skipped and thus index-only scans much more common? Thanks, Seamus -- 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