Trait polars_core::chunked_array::builder::ChunkedBuilder

pub trait ChunkedBuilder<N, T: PolarsDataType> {
    fn append_value(&mut self, val: N);
    fn append_null(&mut self);
    fn finish(self) -> ChunkedArray<T>;
    fn shrink_to_fit(&mut self);

    fn append_option(&mut self, opt_val: Option<N>) { ... }
}

Required Methods

fn append_value(&mut self, val: N)

fn append_null(&mut self)

fn finish(self) -> ChunkedArray<T>

fn shrink_to_fit(&mut self)

Provided Methods

fn append_option(&mut self, opt_val: Option<N>)

Implementors

impl ChunkedBuilder<Cow<'_, str>, Utf8Type> for Utf8ChunkedBuilderCow

impl ChunkedBuilder<Cow<'_, [u8]>, BinaryType> for BinaryChunkedBuilderCow

Available on crate feature dtype-binary only.

impl ChunkedBuilder<bool, BooleanType> for BooleanChunkedBuilder

impl<T> ChunkedBuilder<<T as PolarsNumericType>::Native, T> for PrimitiveChunkedBuilder<T>where
    T: PolarsNumericType,