rocksdb/include/rocksdb/experimental.h
2016-02-09 15:12:00 -08:00

30 lines
1.2 KiB
C++

// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
#pragma once
#include "rocksdb/db.h"
#include "rocksdb/status.h"
namespace rocksdb {
namespace experimental {
// Supported only for Leveled compaction
Status SuggestCompactRange(DB* db, ColumnFamilyHandle* column_family,
const Slice* begin, const Slice* end);
Status SuggestCompactRange(DB* db, const Slice* begin, const Slice* end);
// Move all L0 files to target_level skipping compaction.
// This operation succeeds only if the files in L0 have disjoint ranges; this
// is guaranteed to happen, for instance, if keys are inserted in sorted
// order. Furthermore, all levels between 1 and target_level must be empty.
// If any of the above condition is violated, InvalidArgument will be
// returned.
Status PromoteL0(DB* db, ColumnFamilyHandle* column_family,
int target_level = 1);
} // namespace experimental
} // namespace rocksdb