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main
db/post_memtable_callback.h
25 строк
850 B
Yanqin Jin
Snapshots with user-specified timestamps (#9879)
11 июн 2022, 02:07
11 июн 2022, 02:07
1777e5f
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// Copyright (c) Meta Platforms, Inc. and affiliates. All rights reserved. // This source code is licensed under both the GPLv2 (found in the // COPYING file in the root directory) and Apache 2.0 License // (found in the LICENSE.Apache file in the root directory). #pragma once #include "rocksdb/status.h" #include "rocksdb/types.h" namespace ROCKSDB_NAMESPACE { // Callback invoked after finishing writing to the memtable but before // publishing the sequence number to readers. // Note that with write-prepared/write-unprepared transactions with // two-write-queues, PreReleaseCallback is called before publishing the // sequence numbers to readers. class PostMemTableCallback { public: virtual ~PostMemTableCallback() {} virtual Status operator()(SequenceNumber seq, bool disable_memtable) = 0; }; } // namespace ROCKSDB_NAMESPACE