Function apply_v_ntile

nodedb-query/src/window/value_eval.rs:290–306

(
    rows: &mut [Vec<Value>],
    indices: &[usize],
    spec: &WindowFuncSpec,
    write_col: usize,
)

}

fn apply_v_ntile(
    rows: &mut [Vec<Value>],
    indices: &[usize],
    spec: &WindowFuncSpec,
    write_col: usize,
) -> Result<(), WindowError> {
    let n = usize_arg(spec, 0, 1).max(1);
    let total = indices.len();
    if total == 0 {
        return Ok(());
    }
    for (pos, &i) in indices.iter().enumerate() {
        let bucket = (pos * n / total) + 1;
        set_cell(rows, i, write_col, Value::Integer(bucket as i64));
    }
    Ok(())
}

fn apply_v_percent_rank(
    rows: &mut [Vec<Value>],