Struct ExtensionVTable

pub struct ExtensionVTable;

Trait Implementations

impl ArrayVTable<ExtensionVTable> for ExtensionVTable

fn len(array: &ExtensionArray) -> usize

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

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

impl CanonicalVTable<ExtensionVTable> for ExtensionVTable

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

Returns the canonical representation of the array.

fn append_to_builder( array: &V::Array, builder: &mut dyn ArrayBuilder, ) -> VortexResult<()>

Writes the array into a canonical builder.

impl CompareKernel for ExtensionVTable

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

impl Debug for ExtensionVTable

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

Formats the value using the given formatter.

impl FilterKernel for ExtensionVTable

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

Filter an array by the provided predicate.

impl IsConstantKernel for ExtensionVTable

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

Preconditions

impl IsSortedKernel for ExtensionVTable

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

Preconditions

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

impl MinMaxKernel for ExtensionVTable

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

impl OperationsVTable<ExtensionVTable> for ExtensionVTable

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

Perform a constant-time slice of the array.

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

Fetch the scalar at the given index.

impl SerdeVTable<ExtensionVTable> for ExtensionVTable

type Metadata = EmptyMetadata

fn metadata(_array: &ExtensionArray) -> VortexResult<Option<Self::Metadata>>

Exports the metadata for the array.

fn build( _encoding: &ExtensionEncoding, dtype: &DType, len: usize, _metadata: &Self::Metadata, _buffers: &[ByteBuffer], children: &dyn ArrayChildren, ) -> VortexResult<ExtensionArray>

Build an array from its given parts.

impl SumKernel for ExtensionVTable

fn sum(&self, array: &ExtensionArray) -> VortexResult<Scalar>

Preconditions

impl TakeKernel for ExtensionVTable

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

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

impl VTable for ExtensionVTable

type Array = ExtensionArray

type Encoding = ExtensionEncoding

type ArrayVTable = ExtensionVTable

type CanonicalVTable = ExtensionVTable

type OperationsVTable = ExtensionVTable

type ValidityVTable = ValidityVTableFromChild

type VisitorVTable = ExtensionVTable

type ComputeVTable = NotSupported

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

type EncodeVTable = NotSupported

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 = ExtensionVTable

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 ValidityChild<ExtensionVTable> for ExtensionVTable

fn validity_child(array: &ExtensionArray) -> &dyn Array

impl VisitorVTable<ExtensionVTable> for ExtensionVTable

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

Visit the buffers of the array.

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

Visit the children of the array.

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

Count the number of buffers in the array.

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

Count the number of children in the array.