--- get_minmax_score_for_players(tournament, round, playmode)
-CREATE FUNCTION get_minmax_score_for_players(integer, integer, varchar) RETURNS SETOF minmax_score
+-- get_minmax_score_for_players(tournament, round, parallel, playmode)
+CREATE FUNCTION get_minmax_score_for_players(integer, integer, integer, varchar) RETURNS SETOF minmax_score