Struct DictVTable

pub struct DictVTable;

Trait Implementations

impl ArrayVTable<DictVTable> for DictVTable

fn len(array: &DictArray) -> usize

fn dtype(array: &DictArray) -> &DType

fn stats(array: &DictArray) -> StatsSetRef<'_>

impl CanonicalVTable<DictVTable> for DictVTable

fn canonicalize(array: &DictArray) -> VortexResult<Canonical>

Returns the canonical representation of the array.

fn append_to_builder( array: &<V as VTable>::Array, builder: &mut dyn ArrayBuilder, ) -> Result<(), VortexError>

Writes the array into a canonical builder.

impl CompareKernel for DictVTable

fn compare( &self, lhs: &DictArray, rhs: &dyn Array, operator: Operator, ) -> VortexResult<Option<ArrayRef>>

impl Debug for DictVTable

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl EncodeVTable<DictVTable> for DictVTable

fn encode( _encoding: &DictEncoding, canonical: &Canonical, _like: Option<&DictArray>, ) -> VortexResult<Option<DictArray>>

Try to encode a canonical array into this encoding.

impl FillNullKernel for DictVTable

fn fill_null( &self, array: &DictArray, fill_value: &Scalar, ) -> VortexResult<ArrayRef>

impl FilterKernel for DictVTable

fn filter(&self, array: &DictArray, mask: &Mask) -> VortexResult<ArrayRef>

Filter an array by the provided predicate.

impl IsConstantKernel for DictVTable

fn is_constant( &self, array: &DictArray, opts: &IsConstantOpts, ) -> VortexResult<Option<bool>>

Preconditions

impl IsSortedKernel for DictVTable

fn is_sorted(&self, array: &DictArray) -> VortexResult<bool>

Preconditions

fn is_strict_sorted(&self, array: &DictArray) -> VortexResult<bool>

impl LikeKernel for DictVTable

fn like( &self, array: &DictArray, pattern: &dyn Array, options: LikeOptions, ) -> VortexResult<Option<ArrayRef>>

impl MinMaxKernel for DictVTable

fn min_max(&self, array: &DictArray) -> VortexResult<Option<MinMaxResult>>

impl NumericKernel for DictVTable

fn numeric( &self, array: &DictArray, rhs: &dyn Array, op: NumericOperator, ) -> VortexResult<Option<ArrayRef>>

impl OperationsVTable<DictVTable> for DictVTable

fn slice(array: &DictArray, start: usize, stop: usize) -> VortexResult<ArrayRef>

Perform a constant-time slice of the array.

fn scalar_at(array: &DictArray, index: usize) -> VortexResult<Scalar>

Fetch the scalar at the given index.

impl SerdeVTable<DictVTable> for DictVTable

type Metadata = ProstMetadata<DictMetadata>

fn metadata(array: &DictArray) -> VortexResult<Option<Self::Metadata>>

Exports the metadata for the array.

fn build( _encoding: &DictEncoding, dtype: &DType, len: usize, metadata: &<Self::Metadata as DeserializeMetadata>::Output, _buffers: &[ByteBuffer], children: &dyn ArrayChildren, ) -> VortexResult<DictArray>

Build an array from its given parts.

impl TakeKernel for DictVTable

fn take(&self, array: &DictArray, indices: &dyn Array) -> VortexResult<ArrayRef>

Create a new array by taking the values from the array at the given indices.

impl VTable for DictVTable

type Array = DictArray

type Encoding = DictEncoding

type ArrayVTable = DictVTable

type CanonicalVTable = DictVTable

type OperationsVTable = DictVTable

type ValidityVTable = DictVTable

type VisitorVTable = DictVTable

type ComputeVTable = NotSupported

Optionally enable implementing dynamic compute dispatch for this encoding. Can be disabled by assigning to the NotSupported type.

type EncodeVTable = DictVTable

Optionally enable the EncodeVTable for this encoding. This allows it to partake in compression. Can be disabled by assigning to the NotSupported type.

type SerdeVTable = DictVTable

Optionally enable serde for this encoding by implementing the SerdeVTable trait. Can be disabled by assigning to the NotSupported type.

fn id(_encoding: &Self::Encoding) -> EncodingId

Returns the ID of the encoding.

fn encoding(_array: &Self::Array) -> EncodingRef

Returns the encoding for the array.

impl ValidityVTable<DictVTable> for DictVTable

fn is_valid(array: &DictArray, index: usize) -> VortexResult<bool>

fn all_valid(array: &DictArray) -> VortexResult<bool>

fn all_invalid(array: &DictArray) -> VortexResult<bool>

fn validity_mask(array: &DictArray) -> VortexResult<Mask>

fn valid_count(array: &<V as VTable>::Array) -> Result<usize, VortexError>

Returns the number of valid elements in the array.

fn invalid_count(array: &<V as VTable>::Array) -> Result<usize, VortexError>

Returns the number of invalid elements in the array.

impl VisitorVTable<DictVTable> for DictVTable

fn visit_buffers(_array: &DictArray, _visitor: &mut dyn ArrayBufferVisitor)

Visit the buffers of the array.

fn visit_children(array: &DictArray, visitor: &mut dyn ArrayChildVisitor)

Visit the children of the array.

fn nbuffers(array: &<V as VTable>::Array) -> usize

Count the number of buffers in the array.

fn nchildren(array: &<V as VTable>::Array) -> usize

Count the number of children in the array.