Struct StructVariantToArrowRowBuilder 

pub(crate) struct StructVariantToArrowRowBuilder<'a> {
    fields: &'a Fields,
    field_builders: Vec<VariantToArrowRowBuilder<'a>>,
    nulls: NullBufferBuilder,
    cast_options: &'a CastOptions<'a>,
}

Fields

fields: &'a Fields

field_builders: Vec<VariantToArrowRowBuilder<'a>>

nulls: NullBufferBuilder

cast_options: &'a CastOptions<'a>

Implementations

impl<'a> StructVariantToArrowRowBuilder<'a>

fn try_new( fields: &'a Fields, cast_options: &'a CastOptions<'a>, capacity: usize, ) -> Result<Self>

fn append_null(&mut self) -> Result<()>

fn append_value(&mut self, value: &Variant<'_, '_>) -> Result<bool>

fn finish(self) -> Result<ArrayRef>