Struct NullBuilder

pub struct NullBuilder { /* private fields */ }

Implementations

impl NullBuilder

pub fn new() -> Self

Trait Implementations

impl ArrayBuilder for NullBuilder

fn as_any(&self) -> &dyn Any

fn as_any_mut(&mut self) -> &mut dyn Any

fn dtype(&self) -> &DType

fn len(&self) -> usize

fn append_zeros(&mut self, n: usize)

Appends n “zero” values to the array.

fn append_nulls(&mut self, n: usize)

Appends n “null” values to the array.

fn extend_from_array(&mut self, array: &dyn Array) -> VortexResult<()>

Extends the array with the provided array, canonicalizing if necessary.

fn ensure_capacity(&mut self, _capacity: usize)

Ensure that the builder can hold at least capacity number of items

fn set_validity(&mut self, validity: Mask)

Override builders validity with the one provided

fn finish(&mut self) -> ArrayRef

Constructs an Array from the builder components.

fn is_empty(&self) -> bool

fn append_zero(&mut self)

Append a “zero” value to the array.

fn append_null(&mut self)

Append a “null” value to the array.

impl Default for NullBuilder

fn default() -> Self

Returns the “default value” for a type.