Struct PrimitiveVTable 

pub struct PrimitiveVTable;

Implementations

impl PrimitiveVTable

pub const ID: ArrayId

Trait Implementations

impl ArrayParentReduceRule<PrimitiveVTable> for PrimitiveMaskedValidityRule

type Parent = MaskedVTable

fn reduce_parent( &self, array: &PrimitiveArray, parent: &MaskedArray, _child_idx: usize, ) -> VortexResult<Option<ArrayRef>>

Attempt to rewrite this child array given information about its parent.

impl BaseArrayVTable<PrimitiveVTable> for PrimitiveVTable

fn len(array: &PrimitiveArray) -> usize

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

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

fn array_hash<H: Hasher>( array: &PrimitiveArray, state: &mut H, precision: Precision, )

fn array_eq( array: &PrimitiveArray, other: &PrimitiveArray, precision: Precision, ) -> bool

impl BetweenKernel for PrimitiveVTable

fn between( arr: &PrimitiveArray, lower: &dyn Array, upper: &dyn Array, options: &BetweenOptions, _ctx: &mut ExecutionCtx, ) -> VortexResult<Option<ArrayRef>>

impl CastKernel for PrimitiveVTable

fn cast( array: &PrimitiveArray, dtype: &DType, _ctx: &mut ExecutionCtx, ) -> VortexResult<Option<ArrayRef>>

impl Debug for PrimitiveVTable

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

Formats the value using the given formatter.

impl FillNullKernel for PrimitiveVTable

fn fill_null( array: &PrimitiveArray, fill_value: &Scalar, _ctx: &mut ExecutionCtx, ) -> VortexResult<Option<ArrayRef>>

impl IsConstantKernel for PrimitiveVTable

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

Preconditions

impl IsSortedKernel for PrimitiveVTable

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

Preconditions

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

impl MaskReduce for PrimitiveVTable

fn mask( array: &PrimitiveArray, mask: &ArrayRef, ) -> VortexResult<Option<ArrayRef>>

impl MinMaxKernel for PrimitiveVTable

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

impl NaNCountKernel for PrimitiveVTable

fn nan_count(&self, array: &PrimitiveArray) -> VortexResult<usize>

impl OperationsVTable<PrimitiveVTable> for PrimitiveVTable

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

Fetch the scalar at the given index.

impl SliceReduce for PrimitiveVTable

fn slice( array: &Self::Array, range: Range<usize>, ) -> VortexResult<Option<ArrayRef>>

Slice an array with the provided range without reading buffers.

impl SumKernel for PrimitiveVTable

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

Preconditions

impl TakeExecute for PrimitiveVTable

fn take( array: &PrimitiveArray, indices: &dyn Array, _ctx: &mut ExecutionCtx, ) -> VortexResult<Option<ArrayRef>>

Take elements from an array at the given indices, potentially reading buffers.

impl VTable for PrimitiveVTable

type Array = PrimitiveArray

type Metadata = EmptyMetadata

type ArrayVTable = PrimitiveVTable

type OperationsVTable = PrimitiveVTable

type ValidityVTable = ValidityVTableFromValidityHelper

type VisitorVTable = PrimitiveVTable

fn id(_array: &Self::Array) -> ArrayId

Returns the ID of the array.

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

Exports metadata for an array.

fn serialize(_metadata: Self::Metadata) -> VortexResult<Option<Vec<u8>>>

Serialize metadata into a byte buffer for IPC or file storage. Return None if the array cannot be serialized.

fn deserialize( _bytes: &[u8], _dtype: &DType, _len: usize, _buffers: &[BufferHandle], _session: &VortexSession, ) -> VortexResult<Self::Metadata>

Deserialize array metadata from a byte buffer.

fn build( dtype: &DType, len: usize, _metadata: &Self::Metadata, buffers: &[BufferHandle], children: &dyn ArrayChildren, ) -> VortexResult<PrimitiveArray>

Build an array from components.

fn with_children( array: &mut Self::Array, children: Vec<ArrayRef>, ) -> VortexResult<()>

Replaces the children in array with children. The count must be the same and types of children must be expected.

fn execute( array: &Self::Array, _ctx: &mut ExecutionCtx, ) -> VortexResult<ArrayRef>

Execute this array to produce an ArrayRef.

fn reduce_parent( array: &Self::Array, parent: &ArrayRef, child_idx: usize, ) -> VortexResult<Option<ArrayRef>>

Attempt to perform a reduction of the parent of this array.

fn execute_parent( array: &Self::Array, parent: &ArrayRef, child_idx: usize, ctx: &mut ExecutionCtx, ) -> VortexResult<Option<ArrayRef>>

Attempt to execute the parent of this array.

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

Writes the array into a canonical builder.

fn reduce(array: &Self::Array) -> VortexResult<Option<ArrayRef>>

Attempt to reduce the array to a more simple representation.

impl VisitorVTable<PrimitiveVTable> for PrimitiveVTable

fn visit_buffers(array: &PrimitiveArray, visitor: &mut dyn ArrayBufferVisitor)

Visit the buffers of the array.

fn nbuffers(_array: &PrimitiveArray) -> usize

Count the number of buffers in the array.

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

Visit the children of the array.

fn nchildren(array: &PrimitiveArray) -> usize

Count the number of children in the array.

fn nth_child(array: &PrimitiveArray, idx: usize) -> Option<ArrayRef>

Get the nth child of the array without allocating a Vec.

fn buffer_names(array: &V::Array) -> Vec<String>

Return the names of the buffers in the array.

fn visit_children_unnamed( array: &V::Array, visitor: &mut dyn ArrayChildVisitorUnnamed, )

Visit the children of the array without names.