risingwave_expr_impl/scalar/
array_sort.rs

1// Copyright 2025 RisingWave Labs
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15use itertools::Itertools;
16use risingwave_common::array::*;
17use risingwave_common::types::DefaultOrdered;
18use risingwave_expr::function;
19
20#[function("array_sort(anyarray) -> anyarray")]
21pub fn array_sort(array: ListRef<'_>) -> ListValue {
22    ListValue::from_datum_iter(
23        &array.data_type(),
24        array.iter().map(DefaultOrdered).sorted().map(|v| v.0),
25    )
26}