Struct Utf8Builder

pub struct Utf8Builder { /* private fields */ }

Implementations

impl Utf8Builder

pub fn with_capacity(nullability: Nullability, capacity: usize) -> Self

pub fn append_value<S: AsRef<str>>(&mut self, value: S)

pub fn append_option<S: AsRef<str>>(&mut self, value: Option<S>)

Trait Implementations

impl ArrayBuilder for Utf8Builder

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 finish(&mut self) -> VortexResult<Array>

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.