Function unnest_array

src/expr/src/relation/func.rs:3147–3152

(a: Datum<'a>)

}

fn unnest_array<'a>(a: Datum<'a>) -> impl Iterator<Item = (Row, Diff)> + 'a {
    a.unwrap_array()
        .elements()
        .iter()
        .map(move |e| (Row::pack_slice(&[e]), Diff::ONE))
}

fn unnest_list<'a>(a: Datum<'a>) -> impl Iterator<Item = (Row, Diff)> + 'a {
    a.unwrap_list()