presto-main/src/main/java/io/prestosql/operator/index/TuplePageFilter.java/TuplePageFilter/matches
class TuplePageFilter:    private boolean matches(Page page, int position)
    {
        for (int channel = 0; channel < inputChannels.size(); channel++) {
            Type type = types.get(channel);
            Block outputBlock = page.getBlock(channel);
            Block singleTupleBlock = tuplePage.getBlock(channel);
            if (!type.equalTo(singleTupleBlock, 0, outputBlock, position)) {
                return false;
            }
        }
        return true;
    }