polars::chunked_array::builder::list

Struct ListPrimitiveChunkedBuilder

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pub struct ListPrimitiveChunkedBuilder<T>
where
    T: PolarsNumericType,
{
    pub builder: MutableListArray<i64, MutablePrimitiveArray<<T as PolarsNumericType>::Native>>,
    /* private fields */
}

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§builder: MutableListArray<i64, MutablePrimitiveArray<<T as PolarsNumericType>::Native>>

Implementations§

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impl<T> ListPrimitiveChunkedBuilder<T>
where T: PolarsNumericType,

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pub fn new( name: PlSmallStr, capacity: usize, values_capacity: usize, inner_type: DataType, ) -> ListPrimitiveChunkedBuilder<T>

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pub fn new_with_values_type( name: PlSmallStr, capacity: usize, values_capacity: usize, values_type: DataType, logical_type: DataType, ) -> ListPrimitiveChunkedBuilder<T>

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pub fn append_slice(&mut self, items: &[<T as PolarsNumericType>::Native])

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pub fn append_opt_slice( &mut self, opt_v: Option<&[<T as PolarsNumericType>::Native]>, )

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pub fn append_values_iter_trusted_len<I>(&mut self, iter: I)
where I: Iterator<Item = <T as PolarsNumericType>::Native> + TrustedLen,

Appends from an iterator over values

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pub fn append_values_iter<I>(&mut self, iter: I)
where I: Iterator<Item = <T as PolarsNumericType>::Native>,

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pub fn append_iter<I>(&mut self, iter: I)
where I: Iterator<Item = Option<<T as PolarsNumericType>::Native>> + TrustedLen,

Appends from an iterator over values

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