BlockBuilder blockBuilder = new BlockBuilder(TupleInfo.SINGLE_LONG);
for (int i = 0; i < positions; i++) {
blockBuilder.append(groupId);
}
return new GroupByIdBlock(groupId, blockBuilder.build());
}
private static int[] createArgs(AggregationFunction function)
{
int[] args = new int[function.getParameterTypes().size()];