pub struct NullEncoding;
Trait Implementations§
Source§impl ComputeVTable for NullEncoding
impl ComputeVTable for NullEncoding
Source§fn scalar_at_fn(&self) -> Option<&dyn ScalarAtFn<&dyn Array>>
fn scalar_at_fn(&self) -> Option<&dyn ScalarAtFn<&dyn Array>>
Single item indexing on Vortex arrays. Read more
Source§fn slice_fn(&self) -> Option<&dyn SliceFn<&dyn Array>>
fn slice_fn(&self) -> Option<&dyn SliceFn<&dyn Array>>
Perform zero-copy slicing of an array. Read more
Source§fn take_fn(&self) -> Option<&dyn TakeFn<&dyn Array>>
fn take_fn(&self) -> Option<&dyn TakeFn<&dyn Array>>
Take a set of indices from an array. This often forces allocations and decoding of
the receiver. Read more
Source§fn to_arrow_fn(&self) -> Option<&dyn ToArrowFn<&dyn Array>>
fn to_arrow_fn(&self) -> Option<&dyn ToArrowFn<&dyn Array>>
Convert the array to an Arrow array of the given type. Read more
Source§fn min_max_fn(&self) -> Option<&dyn MinMaxFn<&dyn Array>>
fn min_max_fn(&self) -> Option<&dyn MinMaxFn<&dyn Array>>
Compute the min, max of an array. Read more
Source§fn uncompressed_size_fn(&self) -> Option<&dyn UncompressedSizeFn<&dyn Array>>
fn uncompressed_size_fn(&self) -> Option<&dyn UncompressedSizeFn<&dyn Array>>
Approximates the uncompressed size of the array. Read more
Source§fn fill_null_fn(&self) -> Option<&dyn FillNullFn<&dyn Array>>
fn fill_null_fn(&self) -> Option<&dyn FillNullFn<&dyn Array>>
Fill null values with given desired value. Resulting array is NonNullable Read more
Source§fn is_constant_fn(&self) -> Option<&dyn IsConstantFn<&dyn Array>>
fn is_constant_fn(&self) -> Option<&dyn IsConstantFn<&dyn Array>>
Checks if an array is constant. Read more
fn is_sorted_fn(&self) -> Option<&dyn IsSortedFn<&dyn Array>>
Source§fn like_fn(&self) -> Option<&dyn LikeFn<&dyn Array>>
fn like_fn(&self) -> Option<&dyn LikeFn<&dyn Array>>
Perform a SQL LIKE operation on two arrays. Read more
Source§fn optimize_fn(&self) -> Option<&dyn OptimizeFn<&dyn Array>>
fn optimize_fn(&self) -> Option<&dyn OptimizeFn<&dyn Array>>
Try and optimize the layout of an array. Read more
Source§fn search_sorted_fn(&self) -> Option<&dyn SearchSortedFn<&dyn Array>>
fn search_sorted_fn(&self) -> Option<&dyn SearchSortedFn<&dyn Array>>
Perform a search over an ordered array. Read more
Source§fn search_sorted_usize_fn(&self) -> Option<&dyn SearchSortedUsizeFn<&dyn Array>>
fn search_sorted_usize_fn(&self) -> Option<&dyn SearchSortedUsizeFn<&dyn Array>>
Perform a search over an ordered array. Read more
fn take_from_fn(&self) -> Option<&dyn TakeFromFn<&dyn Array>>
Source§impl Debug for NullEncoding
impl Debug for NullEncoding
Source§impl Encoding for NullEncoding
impl Encoding for NullEncoding
Source§impl EncodingVTable for NullEncoding
impl EncodingVTable for NullEncoding
Source§fn id(&self) -> EncodingId
fn id(&self) -> EncodingId
Return the ID for this encoding implementation.
fn decode( &self, _parts: &ArrayParts, _ctx: &ArrayContext, _dtype: DType, len: usize, ) -> VortexResult<ArrayRef>
Source§impl FilterKernel for NullEncoding
impl FilterKernel for NullEncoding
Source§impl MaskKernel for NullEncoding
impl MaskKernel for NullEncoding
Source§impl MinMaxFn<&NullArray> for NullEncoding
impl MinMaxFn<&NullArray> for NullEncoding
fn min_max(&self, _array: &NullArray) -> VortexResult<Option<MinMaxResult>>
Source§impl ScalarAtFn<&NullArray> for NullEncoding
impl ScalarAtFn<&NullArray> for NullEncoding
Source§impl SliceFn<&NullArray> for NullEncoding
impl SliceFn<&NullArray> for NullEncoding
Source§fn slice(
&self,
_array: &NullArray,
start: usize,
stop: usize,
) -> VortexResult<ArrayRef>
fn slice( &self, _array: &NullArray, start: usize, stop: usize, ) -> VortexResult<ArrayRef>
Return a zero-copy slice of an array, between
start
(inclusive) and end
(exclusive).
If start >= stop, returns an empty array of the same type as self
.
Assumes that start or stop are out of bounds, may panic otherwise.Source§impl TakeFn<&NullArray> for NullEncoding
impl TakeFn<&NullArray> for NullEncoding
Source§fn take_into(
&self,
array: A,
indices: &dyn Array,
builder: &mut dyn ArrayBuilder,
) -> VortexResult<()>
fn take_into( &self, array: A, indices: &dyn Array, builder: &mut dyn ArrayBuilder, ) -> VortexResult<()>
Has the same semantics as
Self::take
but materializes the result into the provided
builder.Source§impl ToArrowFn<&NullArray> for NullEncoding
impl ToArrowFn<&NullArray> for NullEncoding
Source§fn to_arrow(
&self,
array: &NullArray,
data_type: &DataType,
) -> VortexResult<Option<ArrowArrayRef>>
fn to_arrow( &self, array: &NullArray, data_type: &DataType, ) -> VortexResult<Option<ArrowArrayRef>>
Convert the array to an Arrow array of the given type. Read more
Source§fn preferred_arrow_data_type(&self, _array: A) -> VortexResult<Option<DataType>>
fn preferred_arrow_data_type(&self, _array: A) -> VortexResult<Option<DataType>>
Return the preferred Arrow
DataType
of the encoding, or None of the canonical
DataType
for the array’s Vortex vortex_dtype::DType
should be used.Source§impl UncompressedSizeFn<&NullArray> for NullEncoding
impl UncompressedSizeFn<&NullArray> for NullEncoding
Source§fn uncompressed_size(&self, array: &NullArray) -> VortexResult<usize>
fn uncompressed_size(&self, array: &NullArray) -> VortexResult<usize>
Compute the approximated uncompressed size of the array, in bytes.
Auto Trait Implementations§
impl Freeze for NullEncoding
impl RefUnwindSafe for NullEncoding
impl Send for NullEncoding
impl Sync for NullEncoding
impl Unpin for NullEncoding
impl UnwindSafe for NullEncoding
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moreSource§impl<E> MinMaxFn<&dyn Array> for E
impl<E> MinMaxFn<&dyn Array> for E
fn min_max( &self, array: &dyn Array, ) -> Result<Option<MinMaxResult>, VortexError>
Source§impl<E> ScalarAtFn<&dyn Array> for E
impl<E> ScalarAtFn<&dyn Array> for E
Source§impl<E> SliceFn<&dyn Array> for E
impl<E> SliceFn<&dyn Array> for E
Source§fn slice(
&self,
array: &dyn Array,
start: usize,
stop: usize,
) -> Result<Arc<dyn Array>, VortexError>
fn slice( &self, array: &dyn Array, start: usize, stop: usize, ) -> Result<Arc<dyn Array>, VortexError>
Return a zero-copy slice of an array, between
start
(inclusive) and end
(exclusive).
If start >= stop, returns an empty array of the same type as self
.
Assumes that start or stop are out of bounds, may panic otherwise.Source§impl<E> TakeFn<&dyn Array> for E
impl<E> TakeFn<&dyn Array> for E
Source§fn take(
&self,
array: &dyn Array,
indices: &dyn Array,
) -> Result<Arc<dyn Array>, VortexError>
fn take( &self, array: &dyn Array, indices: &dyn Array, ) -> Result<Arc<dyn Array>, VortexError>
Source§fn take_into(
&self,
array: &dyn Array,
indices: &dyn Array,
builder: &mut dyn ArrayBuilder,
) -> Result<(), VortexError>
fn take_into( &self, array: &dyn Array, indices: &dyn Array, builder: &mut dyn ArrayBuilder, ) -> Result<(), VortexError>
Has the same semantics as
Self::take
but materializes the result into the provided
builder.Source§impl<E> ToArrowFn<&dyn Array> for E
impl<E> ToArrowFn<&dyn Array> for E
Source§fn preferred_arrow_data_type(
&self,
array: &dyn Array,
) -> Result<Option<DataType>, VortexError>
fn preferred_arrow_data_type( &self, array: &dyn Array, ) -> Result<Option<DataType>, VortexError>
Return the preferred Arrow
DataType
of the encoding, or None of the canonical
DataType
for the array’s Vortex vortex_dtype::DType
should be used.Source§impl<E> UncompressedSizeFn<&dyn Array> for E
impl<E> UncompressedSizeFn<&dyn Array> for E
Source§fn uncompressed_size(&self, array: &dyn Array) -> Result<usize, VortexError>
fn uncompressed_size(&self, array: &dyn Array) -> Result<usize, VortexError>
Compute the approximated uncompressed size of the array, in bytes.