use vortex_array::ArrayRef;
use vortex_array::vtable::ValidityChildSliceHelper;
use crate::DeltaArray;
impl ValidityChildSliceHelper for DeltaArray {
fn unsliced_child_and_slice(&self) -> (&ArrayRef, usize, usize) {
let (start, len) = (self.offset(), self.len());
(self.deltas(), start, start + len)
}
}