Struct ALP 

pub struct ALP;

Implementations

impl ALP

pub const ID: ArrayId

impl ALP

Constructors for ALPArray.

pub fn new( encoded: ArrayRef, exponents: Exponents, patches: Option<Patches>, ) -> ALPArray

pub fn try_new( encoded: ArrayRef, exponents: Exponents, patches: Option<Patches>, ) -> VortexResult<ALPArray>

pub unsafe fn new_unchecked( encoded: ArrayRef, exponents: Exponents, patches: Option<Patches>, ) -> ALPArray

Safety

See ALP::try_new for preconditions.

Trait Implementations

impl BetweenReduce for ALP

fn between( array: ArrayView<'_, Self>, lower: &ArrayRef, upper: &ArrayRef, options: &BetweenOptions, ) -> VortexResult<Option<ArrayRef>>

impl CastReduce for ALP

fn cast( array: ArrayView<'_, Self>, dtype: &DType, ) -> VortexResult<Option<ArrayRef>>

impl Clone for ALP

fn clone(&self) -> ALP

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl CompareKernel for ALP

fn compare( lhs: ArrayView<'_, Self>, rhs: &ArrayRef, operator: CompareOperator, _ctx: &mut ExecutionCtx, ) -> VortexResult<Option<ArrayRef>>

impl Debug for ALP

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

Formats the value using the given formatter.

impl FilterKernel for ALP

fn filter( array: ArrayView<'_, Self>, mask: &Mask, ctx: &mut ExecutionCtx, ) -> VortexResult<Option<ArrayRef>>

Filter an array with the provided mask, potentially reading buffers.

impl MaskKernel for ALP

fn mask( array: ArrayView<'_, Self>, mask: &ArrayRef, ctx: &mut ExecutionCtx, ) -> VortexResult<Option<ArrayRef>>

impl MaskReduce for ALP

fn mask( array: ArrayView<'_, Self>, mask: &ArrayRef, ) -> VortexResult<Option<ArrayRef>>

impl OperationsVTable<ALP> for ALP

fn scalar_at( array: ArrayView<'_, ALP>, index: usize, _ctx: &mut ExecutionCtx, ) -> VortexResult<Scalar>

Fetch the scalar at the given index.

impl SliceKernel for ALP

fn slice( array: ArrayView<'_, Self>, range: Range<usize>, _ctx: &mut ExecutionCtx, ) -> VortexResult<Option<ArrayRef>>

Slice an array with the provided range, potentially reading buffers.

impl TakeExecute for ALP

fn take( array: ArrayView<'_, Self>, indices: &ArrayRef, ctx: &mut ExecutionCtx, ) -> VortexResult<Option<ArrayRef>>

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

impl VTable for ALP

type ArrayData = ALPData

type OperationsVTable = ALP

type ValidityVTable = ValidityVTableFromChild

fn id(&self) -> ArrayId

Returns the ID of the array.

fn validate( &self, data: &ALPData, dtype: &DType, len: usize, slots: &[Option<ArrayRef>], ) -> VortexResult<()>

Validates that externally supplied logical metadata matches the array data.

fn nbuffers(_array: ArrayView<'_, Self>) -> usize

Returns the number of buffers in the array.

fn buffer(_array: ArrayView<'_, Self>, idx: usize) -> BufferHandle

Returns the buffer at the given index.

fn buffer_name(_array: ArrayView<'_, Self>, _idx: usize) -> Option<String>

Returns the name of the buffer at the given index, or None if unnamed.

fn serialize( array: ArrayView<'_, Self>, _session: &VortexSession, ) -> 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( &self, dtype: &DType, len: usize, metadata: &[u8], _buffers: &[BufferHandle], children: &dyn ArrayChildren, _session: &VortexSession, ) -> VortexResult<ArrayParts<Self>>

Deserialize an array from serialized components.

fn slot_name(_array: ArrayView<'_, Self>, idx: usize) -> String

Returns the name of the slot at the given index.

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

Execute this array by returning an ExecutionResult.

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

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

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

Attempt to execute the parent of this array.

fn nchildren(array: ArrayView<'_, Self>) -> usize

Returns the number of children in the array.

fn child(array: ArrayView<'_, Self>, idx: usize) -> ArrayRef

Returns the child at the given index.

fn child_name(array: ArrayView<'_, Self>, idx: usize) -> String

Returns the name of the child at the given index.

fn append_to_builder( array: ArrayView<'_, Self>, builder: &mut dyn ArrayBuilder, ctx: &mut ExecutionCtx, ) -> Result<(), VortexError>

Writes the array into a canonical builder.

fn reduce(array: ArrayView<'_, Self>) -> Result<Option<ArrayRef>, VortexError>

Attempt to reduce the array to a simpler representation.

impl ValidityChild<ALP> for ALP

fn validity_child(array: ArrayView<'_, ALP>) -> ArrayRef