Struct DictionaryEncoder 

struct DictionaryEncoder<'a, K: ArrowDictionaryKeyType> {
    keys: ScalarBuffer<K::Native>,
    encoder: NullableEncoder<'a>,
}

Fields

keys: ScalarBuffer<K::Native>

encoder: NullableEncoder<'a>

Implementations

impl<'a, K: ArrowDictionaryKeyType> DictionaryEncoder<'a, K>

fn try_new( field: &'a FieldRef, array: &'a DictionaryArray<K>, options: &'a EncoderOptions, ) -> Result<Self, ArrowError>

Trait Implementations

impl<K: ArrowDictionaryKeyType> Encoder for DictionaryEncoder<'_, K>

fn encode(&mut self, idx: usize, out: &mut Vec<u8>)

Encode the non-null value at index idx to out.