public void onMatch(RelOptRuleCall call) { UnionRel union = call.rel(0); final List<RelNode> childRels = call.getChildRels(union); final List<RelNode> newChildRels = new ArrayList<RelNode>(); for (RelNode childRel : childRels) {
public void onMatch(RelOptRuleCall call) final List<RelNode> childRels = call.getChildRels(union); final List<RelNode> newChildRels = new ArrayList<RelNode>(); for (RelNode childRel : childRels) {