rocksdb/db/post_memtable_callback.h

26 lines
850 B
C++

// 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