polars_core::chunked_array::builder

Trait ChunkedBuilder

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pub trait ChunkedBuilder<N, T: PolarsDataType> {
    // 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 method
    fn append_option(&mut self, opt_val: Option<N>) { ... }
}

Required Methods§

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fn append_value(&mut self, val: N)

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fn append_null(&mut self)

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fn finish(self) -> ChunkedArray<T>

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fn shrink_to_fit(&mut self)

Provided Methods§

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

Implementors§