fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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64 lines
1.4 KiB
64 lines
1.4 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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#pragma once
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#include <stdint.h>
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#include "rocksdb/slice.h"
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namespace ROCKSDB_NAMESPACE {
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// Define all public custom types here.
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using ColumnFamilyId = uint32_t;
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// Represents a sequence number in a WAL file.
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using SequenceNumber = uint64_t;
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const SequenceNumber kMinUnCommittedSeq = 1; // 0 is always committed
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enum class TableFileCreationReason {
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kFlush,
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kCompaction,
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kRecovery,
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kMisc,
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};
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enum class BlobFileCreationReason {
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kFlush,
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kCompaction,
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kRecovery,
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};
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// The types of files RocksDB uses in a DB directory. (Available for
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// advanced options.)
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enum FileType {
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kWalFile,
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kDBLockFile,
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kTableFile,
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kDescriptorFile,
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kCurrentFile,
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kTempFile,
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kInfoLogFile, // Either the current one, or an old one
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kMetaDatabase,
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kIdentityFile,
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kOptionsFile,
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kBlobFile
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};
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// User-oriented representation of internal key types.
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// Ordering of this enum entries should not change.
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enum EntryType {
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kEntryPut,
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kEntryDelete,
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kEntrySingleDelete,
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kEntryMerge,
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kEntryRangeDeletion,
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kEntryBlobIndex,
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kEntryDeleteWithTimestamp,
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kEntryOther,
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};
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} // namespace ROCKSDB_NAMESPACE
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