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include/rocksdb/ldb_tool.h
49 строк
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Peter Dillinger
Use/endorse (Auto)HyperClockCache by default over LRUCache (#13964)
18 сен 2025, 23:27
18 сен 2025, 23:27
6127a42
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// Copyright (c) 2011-present, Facebook, Inc. 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 <string> #include <vector> #include "rocksdb/db.h" #include "rocksdb/options.h" namespace ROCKSDB_NAMESPACE { // An interface for converting a slice to a readable string class SliceFormatter { public: virtual ~SliceFormatter() {} virtual std::string Format(const Slice& s) const = 0; }; // Options for customizing ldb tool (beyond the DB Options) struct LDBOptions { // Create LDBOptions with default values for all fields LDBOptions(); // Key formatter that converts a slice to a readable string. // Default: Slice::ToString() std::shared_ptr<SliceFormatter> key_formatter; std::string print_help_header = "ldb - RocksDB Tool"; }; class LDBTool { public: // DEPRECATED because this function does not return, which can result in // memory leaks being reported because of the default Options() etc. not being // destroyed. void Run( int argc, char** argv, Options db_options = Options(), const LDBOptions& ldb_options = LDBOptions(), const std::vector<ColumnFamilyDescriptor>* column_families = nullptr); int RunAndReturn( int argc, char** argv, const Options& db_options = Options(), const LDBOptions& ldb_options = LDBOptions(), const std::vector<ColumnFamilyDescriptor>* column_families = nullptr); }; } // namespace ROCKSDB_NAMESPACE