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// SPDX-License-Identifier: AGPL-3.0-or-later // Copyright (c) 2026 ReifyDB use std::sync::Arc; use reifydb_runtime::sync::waiter::WaiterHandle; #[derive(Debug)] pub enum WatermarkMessage { Begin { version: u64, }, Done { version: u64, }, WaitFor { version: u64, waiter: Arc<WaiterHandle>, }, }