presto-main/src/main/java/io/prestosql/operator/aggregation/state/DoubleHistogramStateSerializer.java/DoubleHistogramStateSerializer/deserialize
class DoubleHistogramStateSerializer:    @Override
    public void deserialize(Block block, int index, DoubleHistogramAggregation.State state)
    {
        state.set(new NumericHistogram(VARBINARY.getSlice(block, index), DoubleHistogramAggregation.ENTRY_BUFFER_SIZE));
    }