mz_expr/scalar/func/impls/
uuid.rs

1// Copyright Materialize, Inc. and contributors. All rights reserved.
2//
3// Use of this software is governed by the Business Source License
4// included in the LICENSE file.
5//
6// As of the Change Date specified in that file, in accordance with
7// the Business Source License, use of this software will be governed
8// by the Apache License, Version 2.0.
9
10use mz_repr::strconv;
11use uuid::Uuid;
12
13sqlfunc!(
14    #[sqlname = "uuid_to_text"]
15    #[preserves_uniqueness = true]
16    #[inverse = to_unary!(super::CastStringToUuid)]
17    fn cast_uuid_to_string(u: Uuid) -> String {
18        let mut buf = String::with_capacity(36);
19        strconv::format_uuid(&mut buf, u);
20        buf
21    }
22);