Function polars::export::arrow::io::ipc::write::write_dictionary

pub fn write_dictionary(
    array: &dyn Array, 
    buffers: &mut Vec<Buffer, Global>, 
    arrow_data: &mut Vec<u8, Global>, 
    nodes: &mut Vec<FieldNode, Global>, 
    offset: &mut i64, 
    is_little_endian: bool, 
    compression: Option<Compression>, 
    write_keys: bool
) -> usize

This is supported on crate feature io_ipc only.

Writes a dictionary array