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ArrayView

vortex_array

Struct ArrayView 

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pub struct ArrayView<'a, V: VTable> { /* private fields */ }
Expand description

A lightweight, Copy-able typed view into an ArrayRef.

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impl<'a, V: VTable> ArrayView<'a, V>

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pub fn array(&self) -> &'a ArrayRef

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pub fn data(&self) -> &'a V::ArrayData

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pub fn slots(&self) -> &'a [Option<ArrayRef>]

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pub fn dtype(&self) -> &DType

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pub fn len(&self) -> usize

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pub fn is_empty(&self) -> bool

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pub fn encoding_id(&self) -> ArrayId

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pub fn statistics(&self) -> StatsSetRef<'_>

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pub fn validity(&self) -> VortexResult<Validity>

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pub fn into_owned(self) -> Array<V>

Trait Implementations§

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impl<V: VTable> AsRef<ArrayRef> for ArrayView<'_, V>

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fn as_ref(&self) -> &ArrayRef

Converts this type into a shared reference of the (usually inferred) input type.
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impl<V: VTable> Clone for ArrayView<'_, V>

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<V: VTable> Debug for ArrayView<'_, V>

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

Formats the value using the given formatter. Read more
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impl<V: VTable> Deref for ArrayView<'_, V>

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type Target = <V as VTable>::ArrayData

The resulting type after dereferencing.
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fn deref(&self) -> &V::ArrayData

Dereferences the value.
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impl<V: VTable> TypedArrayRef<V> for ArrayView<'_, V>

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fn to_owned(&self) -> Array<V>

Returns an owned Array<V> from the reference.
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impl<V: VTable> Copy for ArrayView<'_, V>

Auto Trait Implementations§

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impl<'a, V> Freeze for ArrayView<'a, V>

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impl<'a, V> !RefUnwindSafe for ArrayView<'a, V>

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impl<'a, V> Send for ArrayView<'a, V>

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impl<'a, V> Sync for ArrayView<'a, V>

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impl<'a, V> Unpin for ArrayView<'a, V>

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impl<'a, V> UnsafeUnpin for ArrayView<'a, V>

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impl<'a, V> !UnwindSafe for ArrayView<'a, V>

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> BoolArrayExt for T
where T: TypedArrayRef<Bool>,

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fn nullability(&self) -> Nullability

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fn validity(&self) -> Validity

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fn bool_validity_mask(&self) -> Mask

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fn to_bit_buffer(&self) -> BitBuffer

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fn maybe_to_mask(&self) -> VortexResult<Option<Mask>>

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fn to_mask(&self) -> Mask

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fn to_mask_fill_null_false(&self) -> Mask

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> ChunkedArrayExt for T
where T: TypedArrayRef<Chunked>,

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fn chunk_offsets_array(&self) -> &ArrayRef

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fn nchunks(&self) -> usize

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fn chunk(&self, idx: usize) -> &ArrayRef

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fn iter_chunks<'a>(&'a self) -> Box<dyn Iterator<Item = &'a ArrayRef> + 'a>

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fn chunks(&self) -> Vec<ArrayRef>

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fn non_empty_chunks<'a>(&'a self) -> Box<dyn Iterator<Item = &'a ArrayRef> + 'a>

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fn chunk_offsets(&self) -> &[usize]

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fn find_chunk_idx(&self, index: usize) -> VortexResult<(usize, usize)>

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fn array_iterator(&self) -> impl ArrayIterator + '_

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fn array_stream(&self) -> impl ArrayStream + '_

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> Conv for T

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fn conv<T>(self) -> T
where Self: Into<T>,

Converts self into T using Into<T>. Read more
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impl<T> DecimalArrayExt for T
where T: TypedArrayRef<Decimal>,

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fn decimal_dtype(&self) -> DecimalDType

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fn nullability(&self) -> Nullability

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fn validity_child(&self) -> Option<&ArrayRef>

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fn validity(&self) -> Validity

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fn values_type(&self) -> DecimalType

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fn precision(&self) -> u8

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fn scale(&self) -> i8

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fn buffer_handle(&self) -> &BufferHandle

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fn buffer<T: NativeDecimalType>(&self) -> Buffer<T>

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impl<T> DictArrayExt for T
where T: TypedArrayRef<Dict>,

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fn has_all_values_referenced(&self) -> bool

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fn validate_all_values_referenced(&self) -> VortexResult<()>

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fn compute_referenced_values_mask( &self, referenced: bool, ) -> VortexResult<BitBuffer>

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impl<T> DictArraySlotsExt for T
where T: TypedArrayRef<Dict>,

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fn codes(&self) -> &ArrayRef

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fn values(&self) -> &ArrayRef

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fn slots_view(&self) -> DictSlotsView<'_>

Returns a borrowed view of all slots.
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impl<T> ExtensionArrayExt for T
where T: TypedArrayRef<Extension>,

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fn storage_array(&self) -> &ArrayRef

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impl<T> FilterArrayExt for T
where T: TypedArrayRef<Filter>,

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fn child(&self) -> &ArrayRef

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impl<T> FixedSizeListArrayExt for T
where T: TypedArrayRef<FixedSizeList>,

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fn dtype_parts(&self) -> (&DType, u32, Nullability)

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fn elements(&self) -> &ArrayRef

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fn list_size(&self) -> u32

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fn fixed_size_list_validity(&self) -> Validity

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fn fixed_size_list_validity_mask(&self) -> Mask

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fn fixed_size_list_elements_at(&self, index: usize) -> VortexResult<ArrayRef>

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impl<T> FmtForward for T

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fn fmt_binary(self) -> FmtBinary<Self>
where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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fn fmt_display(self) -> FmtDisplay<Self>
where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
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fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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fn fmt_octal(self) -> FmtOctal<Self>
where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
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fn fmt_pointer(self) -> FmtPointer<Self>
where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
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fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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fn fmt_upper_hex(self) -> FmtUpperHex<Self>
where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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fn fmt_list(self) -> FmtList<Self>
where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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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 more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

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 more
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impl<T> ListArrayExt for T
where T: TypedArrayRef<List>,

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fn nullability(&self) -> Nullability

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fn elements(&self) -> &ArrayRef

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fn offsets(&self) -> &ArrayRef

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fn list_validity(&self) -> Validity

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fn list_validity_mask(&self) -> Mask

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fn offset_at(&self, index: usize) -> VortexResult<usize>

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fn list_elements_at(&self, index: usize) -> VortexResult<ArrayRef>

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fn sliced_elements(&self) -> VortexResult<ArrayRef>

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fn element_dtype(&self) -> &DType

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fn reset_offsets(&self, recurse: bool) -> VortexResult<Array<List>>

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impl<T> ListViewArrayExt for T
where T: TypedArrayRef<ListView>,

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fn nullability(&self) -> Nullability

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fn elements(&self) -> &ArrayRef

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fn offsets(&self) -> &ArrayRef

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fn sizes(&self) -> &ArrayRef

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fn listview_validity(&self) -> Validity

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fn listview_validity_mask(&self) -> Mask

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fn offset_at(&self, index: usize) -> usize

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fn size_at(&self, index: usize) -> usize

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fn list_elements_at(&self, index: usize) -> VortexResult<ArrayRef>

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fn verify_is_zero_copy_to_list(&self) -> bool

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impl<T> MaskedArrayExt for T
where T: TypedArrayRef<Masked>,

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fn child(&self) -> &ArrayRef

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fn validity_child(&self) -> Option<&ArrayRef>

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fn masked_validity(&self) -> Validity

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fn masked_validity_mask(&self) -> Mask

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impl<T> Paint for T
where T: ?Sized,

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fn fg(&self, value: Color) -> Painted<&T>

Returns a styled value derived from self with the foreground set to value.

This method should be used rarely. Instead, prefer to use color-specific builder methods like red() and green(), which have the same functionality but are pithier.

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Set foreground color to white using fg():

use yansi::{Paint, Color};

painted.fg(Color::White);

Set foreground color to white using white().

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fn primary(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Primary].

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fn fixed(&self, color: u8) -> Painted<&T>

Returns self with the fg() set to [Color :: Fixed].

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fn rgb(&self, r: u8, g: u8, b: u8) -> Painted<&T>

Returns self with the fg() set to [Color :: Rgb].

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Returns self with the fg() set to [Color :: Black].

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Returns self with the fg() set to [Color :: Red].

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Returns self with the fg() set to [Color :: Green].

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Returns self with the fg() set to [Color :: Yellow].

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Returns self with the fg() set to [Color :: BrightBlack].

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Returns self with the fg() set to [Color :: BrightMagenta].

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Returns a styled value derived from self with the background set to value.

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Set background color to red using fg():

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Returns self with the bg() set to [Color :: Black].

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Returns self with the bg() set to [Color :: Red].

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Returns self with the bg() set to [Color :: Green].

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Returns self with the bg() set to [Color :: Yellow].

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Returns self with the bg() set to [Color :: Blue].

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Returns self with the bg() set to [Color :: Magenta].

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Returns self with the bg() set to [Color :: Cyan].

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Returns self with the bg() set to [Color :: White].

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Returns self with the bg() set to [Color :: BrightBlack].

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fn attr(&self, value: Attribute) -> Painted<&T>

Enables the styling Attribute value.

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where S: Into<Style>,

Apply a style wholesale to self. Any previous style is replaced. Read more
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impl<T> PatchedArrayExt for T
where T: TypedArrayRef<Patched>,

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fn n_lanes(&self) -> usize

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fn offset(&self) -> usize

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fn lane_range(&self, chunk: usize, lane: usize) -> VortexResult<Range<usize>>

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fn slice_chunks(&self, chunks: Range<usize>) -> VortexResult<Array<Patched>>

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impl<T> PatchedArraySlotsExt for T
where T: TypedArrayRef<Patched>,

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fn inner(&self) -> &ArrayRef

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fn lane_offsets(&self) -> &ArrayRef

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fn patch_indices(&self) -> &ArrayRef

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fn patch_values(&self) -> &ArrayRef

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fn slots_view(&self) -> PatchedSlotsView<'_>

Returns a borrowed view of all slots.
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where T: ?Sized,

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fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R
where Self: Sized,

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where R: 'a,

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where R: 'a,

Mutably borrows self and passes that borrow into the pipe function. Read more
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where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

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fn pipe_deref_mut<'a, T, R>( &'a mut self, func: impl FnOnce(&'a mut T) -> R, ) -> R
where Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.deref_mut() into the pipe function.
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impl<T> PrimitiveArrayExt for T
where T: TypedArrayRef<Primitive>,

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fn ptype(&self) -> PType

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fn nullability(&self) -> Nullability

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fn validity_child(&self) -> Option<&ArrayRef>

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fn validity(&self) -> Validity

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fn validity_mask(&self) -> Mask

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fn buffer_handle(&self) -> &BufferHandle

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fn reinterpret_cast(&self, ptype: PType) -> PrimitiveArray

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fn narrow(&self) -> VortexResult<PrimitiveArray>

Narrow the array to the smallest possible integer type that can represent all values.
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impl<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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impl<T> ScalarFnArrayExt for T
where T: TypedArrayRef<ScalarFnVTable>,

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fn scalar_fn(&self) -> &ScalarFnRef

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fn child_at(&self, idx: usize) -> &ArrayRef

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fn child_count(&self) -> usize

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fn nchildren(&self) -> usize

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fn get_child(&self, idx: usize) -> &ArrayRef

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fn iter_children(&self) -> impl Iterator<Item = &ArrayRef> + '_

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fn children(&self) -> Vec<ArrayRef>

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impl<T> SessionVar for T
where T: Send + Sync + Debug + 'static,

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fn as_any(&self) -> &(dyn Any + 'static)

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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

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impl<T> SharedArrayExt for T
where T: TypedArrayRef<Shared>,

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fn source(&self) -> &ArrayRef

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fn current_array_ref(&self) -> &ArrayRef

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fn get_or_compute( &self, f: impl FnOnce(&ArrayRef) -> VortexResult<Canonical>, ) -> VortexResult<ArrayRef>

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async fn get_or_compute_async<F, Fut>(&self, f: F) -> VortexResult<ArrayRef>
where F: FnOnce(ArrayRef) -> Fut, Fut: Future<Output = VortexResult<Canonical>>,

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impl<T> SliceArrayExt for T
where T: TypedArrayRef<Slice>,

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fn child(&self) -> &ArrayRef

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impl<T> StructArrayExt for T
where T: TypedArrayRef<Struct>,

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fn nullability(&self) -> Nullability

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fn names(&self) -> &FieldNames

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fn struct_validity(&self) -> Validity

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fn iter_unmasked_fields(&self) -> impl Iterator<Item = &ArrayRef> + '_

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fn unmasked_fields(&self) -> Arc<[ArrayRef]>

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fn unmasked_field(&self, idx: usize) -> &ArrayRef

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fn unmasked_field_by_name_opt(&self, name: impl AsRef<str>) -> Option<&ArrayRef>

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fn unmasked_field_by_name( &self, name: impl AsRef<str>, ) -> VortexResult<&ArrayRef>

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fn struct_fields(&self) -> &StructFields

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impl<T> Tap for T

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fn tap(self, func: impl FnOnce(&Self)) -> Self

Immutable access to a value. Read more
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fn tap_mut(self, func: impl FnOnce(&mut Self)) -> Self

Mutable access to a value. Read more
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fn tap_borrow<B>(self, func: impl FnOnce(&B)) -> Self
where Self: Borrow<B>, B: ?Sized,

Immutable access to the Borrow<B> of a value. Read more
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fn tap_borrow_mut<B>(self, func: impl FnOnce(&mut B)) -> Self
where Self: BorrowMut<B>, B: ?Sized,

Mutable access to the BorrowMut<B> of a value. Read more
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fn tap_ref<R>(self, func: impl FnOnce(&R)) -> Self
where Self: AsRef<R>, R: ?Sized,

Immutable access to the AsRef<R> view of a value. Read more
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fn tap_ref_mut<R>(self, func: impl FnOnce(&mut R)) -> Self
where Self: AsMut<R>, R: ?Sized,

Mutable access to the AsMut<R> view of a value. Read more
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fn tap_deref<T>(self, func: impl FnOnce(&T)) -> Self
where Self: Deref<Target = T>, T: ?Sized,

Immutable access to the Deref::Target of a value. Read more
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fn tap_deref_mut<T>(self, func: impl FnOnce(&mut T)) -> Self
where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Mutable access to the Deref::Target of a value. Read more
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fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self

Calls .tap() only in debug builds, and is erased in release builds.
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fn tap_mut_dbg(self, func: impl FnOnce(&mut Self)) -> Self

Calls .tap_mut() only in debug builds, and is erased in release builds.
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fn tap_borrow_dbg<B>(self, func: impl FnOnce(&B)) -> Self
where Self: Borrow<B>, B: ?Sized,

Calls .tap_borrow() only in debug builds, and is erased in release builds.
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fn tap_borrow_mut_dbg<B>(self, func: impl FnOnce(&mut B)) -> Self
where Self: BorrowMut<B>, B: ?Sized,

Calls .tap_borrow_mut() only in debug builds, and is erased in release builds.
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fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Self
where Self: AsRef<R>, R: ?Sized,

Calls .tap_ref() only in debug builds, and is erased in release builds.
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fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Self
where Self: AsMut<R>, R: ?Sized,

Calls .tap_ref_mut() only in debug builds, and is erased in release builds.
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fn tap_deref_dbg<T>(self, func: impl FnOnce(&T)) -> Self
where Self: Deref<Target = T>, T: ?Sized,

Calls .tap_deref() only in debug builds, and is erased in release builds.
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fn tap_deref_mut_dbg<T>(self, func: impl FnOnce(&mut T)) -> Self
where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Calls .tap_deref_mut() only in debug builds, and is erased in release builds.
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> TryConv for T

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fn try_conv<T>(self) -> Result<T, Self::Error>
where Self: TryInto<T>,

Attempts to convert self into T using TryInto<T>. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> VarBinArrayExt for T
where T: TypedArrayRef<VarBin>,

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fn offsets(&self) -> &ArrayRef

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fn validity_child(&self) -> Option<&ArrayRef>

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fn dtype_parts(&self) -> (bool, Nullability)

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fn is_utf8(&self) -> bool

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fn nullability(&self) -> Nullability

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fn varbin_validity(&self) -> Validity

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fn varbin_validity_mask(&self) -> Mask

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fn offset_at(&self, index: usize) -> usize

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fn bytes_at(&self, index: usize) -> ByteBuffer

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fn sliced_bytes(&self) -> ByteBuffer

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impl<T> VarBinViewArrayExt for T
where T: TypedArrayRef<VarBinView>,

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fn dtype_parts(&self) -> (bool, Nullability)

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fn varbinview_validity(&self) -> Validity

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fn varbinview_validity_mask(&self) -> Mask

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impl<T> VariantArrayExt for T
where T: TypedArrayRef<Variant>,

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fn child(&self) -> &ArrayRef

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more