Function extract_bool

nodedb-strict/src/arrow_extract.rs:151–171

(
    decoder: &TupleDecoder,
    tuples: &[&[u8]],
    col_idx: usize,
    _n: usize,
)

}

fn extract_bool(
    decoder: &TupleDecoder,
    tuples: &[&[u8]],
    col_idx: usize,
    _n: usize,
) -> Result<ArrayRef, StrictError> {
    let (null_buf, null_count) = build_null_buffer(decoder, tuples, col_idx)?;
    let mut bools = Vec::with_capacity(tuples.len());

    for tuple in tuples {
        if let Some(raw) = decoder.extract_fixed_raw(tuple, col_idx)? {
            bools.push(raw[0] != 0);
        } else {
            bools.push(false);
        }
    }

    let bool_buf = BooleanBuffer::from(bools);
    let array = BooleanArray::new(bool_buf, if null_count > 0 { Some(null_buf) } else { None });
    Ok(Arc::new(array))
}

fn extract_timestamp(
    decoder: &TupleDecoder,