Method append_array

arrow-array/src/builder/primitive_builder.rs:290–303

(&mut self, array: &PrimitiveArray<T>)

    /// Panics if `array` and `self` data types are different
    #[inline]
    pub fn append_array(&mut self, array: &PrimitiveArray<T>) {
        assert_eq!(
            &self.data_type,
            array.data_type(),
            "array data type mismatch"
        );

        self.values_builder.extend_from_slice(array.values());
        if let Some(null_buffer) = array.nulls() {
            self.null_buffer_builder.append_buffer(null_buffer);
        } else {
            self.null_buffer_builder.append_n_non_nulls(array.len());
        }
    }

    /// Appends values from a trusted length iterator.
    ///