List<RexNode> newJoinFilters = combineJoinFilters(origJoin, left, right);
List<RexNode> newJoinFilters = combineJoinFilters(origJoin, left, right);
List<RexNode> newJoinFilters = combineJoinFilters(origJoin, left, right);
List<RexNode> newJoinFilters = combineJoinFilters(origJoin, left, right);