Function pack_values

parquet/src/arrow/buffer/dictionary_buffer.rs:237–242

(key_type: &ArrowType, values: &ArrayRef)

}

fn pack_values(key_type: &ArrowType, values: &ArrayRef) -> Result<ArrayRef> {
    downcast_integer! {
        key_type => (dict_helper, values),
            _ => unreachable!(),
    }
}

fn pack_values_impl<K: ArrowDictionaryKeyType, T: ByteArrayType>(
    array: &GenericByteArray<T>,