mirror of https://gitee.com/bigwinds/arangodb
112 lines
3.4 KiB
C++
112 lines
3.4 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2014-2017 ArangoDB GmbH, Cologne, Germany
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/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Dan Larkin-York
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/// @author Jan Christoph Uhde
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGO_ROCKSDB_ROCKSDB_TYPES_H
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#define ARANGO_ROCKSDB_ROCKSDB_TYPES_H 1
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#include "Basics/Common.h"
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#include <rocksdb/slice.h>
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namespace arangodb {
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////////////////////////////////////////////////////////////////////////////////
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/// Used to keep track of current key type in RocksDBKey and RocksDBKeyBounds
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/// Should not be written to disk from 3.2 milestone 1 onwards
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////////////////////////////////////////////////////////////////////////////////
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enum class RocksDBEntryType : char {
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Placeholder = '\0',
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Database = '0',
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Collection = '1',
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CounterValue = '2',
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Document = '3',
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PrimaryIndexValue = '4',
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EdgeIndexValue = '5',
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VPackIndexValue = '6',
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UniqueVPackIndexValue = '7',
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SettingsValue = '8',
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ReplicationApplierConfig = '9',
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FulltextIndexValue = ':',
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LegacyGeoIndexValue = ';',
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IndexEstimateValue = '<',
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KeyGeneratorValue = '=',
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View = '>',
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GeoIndexValue = '?'
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};
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char const* rocksDBEntryTypeName(RocksDBEntryType);
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////////////////////////////////////////////////////////////////////////////////
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/// Used to for various metadata in the write-ahead-log
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/// @note for deprecated values please leave the value in the enum as a comment
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////////////////////////////////////////////////////////////////////////////////
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enum class RocksDBLogType : char {
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Invalid = 0,
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DatabaseCreate = '1',
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DatabaseDrop = '2',
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CollectionCreate = '3',
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CollectionDrop = '4',
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CollectionRename = '5',
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CollectionChange = '6',
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IndexCreate = '7',
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IndexDrop = '8',
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ViewCreate = '9',
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ViewDrop = ':',
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ViewChange = ';',
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BeginTransaction = '<',
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DocumentOperationsPrologue = '=', // <- deprecated
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DocumentRemove = '>', // <- deprecated
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SinglePut = '?',
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SingleRemove = '@', // <- deprecated
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DocumentRemoveAsPartOfUpdate = 'A', // <- deprecated
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// 'C' deprecated
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CommitTransaction = 'D',
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DocumentRemoveV2 = 'E',
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SingleRemoveV2 = 'F',
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CollectionTruncate = 'G',
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FlushSync = 'H', // @see FlushFeature
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TrackedDocumentInsert = 'I',
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TrackedDocumentRemove = 'J',
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};
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/// @brief settings keys
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enum class RocksDBSettingsType : char {
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Invalid = 0,
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Version = 'V',
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ServerTick = 'S',
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Endianness = 'E'
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};
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/// @brief endianess value
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enum class RocksDBEndianness : char { Invalid = 0, Little = 'L', Big = 'B' };
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/// @brief rocksdb format version
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char rocksDBFormatVersion();
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char const* rocksDBLogTypeName(RocksDBLogType);
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rocksdb::Slice const& rocksDBSlice(RocksDBEntryType const& type);
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} // namespace arangodb
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#endif
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