Function array_concat

src/expr/src/relation/func.rs:412–429

(datums: I, temp_storage: &'a RowArena, order_by: &[ColumnOrder])

}

fn array_concat<'a, I>(datums: I, temp_storage: &'a RowArena, order_by: &[ColumnOrder]) -> Datum<'a>
where
    I: IntoIterator<Item = Datum<'a>>,
{
    let datums = order_aggregate_datums(datums, order_by);
    let datums: Vec<_> = datums
        .into_iter()
        .map(|d| d.unwrap_array().elements().iter())
        .flatten()
        .collect();
    let dims = ArrayDimension {
        lower_bound: 1,
        length: datums.len(),
    };
    temp_storage.make_datum(|packer| {
        packer.try_push_array(&[dims], datums).unwrap();
    })
}

fn list_concat<'a, I>(datums: I, temp_storage: &'a RowArena, order_by: &[ColumnOrder]) -> Datum<'a>
where