}
for (Ord<AggregateCall> aggCall : Ord.zip(aggCalls)) {
int aggExprOrdinal = groupSet.cardinality() + aggCall.i;
FieldReference ref = new FieldReference(fields.get(aggExprOrdinal));
LogicalExpression expr = toDrill(aggCall.e, childFields, new DrillParseContext());
NamedExpression ne = new NamedExpression(expr, ref);
aggExprs.add(ne);
if (getOperatorPhase() == OperatorPhase.PHASE_1of2) {
if (aggCall.e.getAggregation().getName().equals("COUNT")) {