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45 lines
1.3 KiB
45 lines
1.3 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 "rocksdb/iterator.h"
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#include "rocksdb/options.h"
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#include "rocksdb/slice.h"
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#include "rocksdb/table_properties.h"
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namespace ROCKSDB_NAMESPACE {
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// SstFileReader is used to read sst files that are generated by DB or
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// SstFileWriter.
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class SstFileReader {
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public:
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SstFileReader(const Options& options);
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~SstFileReader();
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// Prepares to read from the file located at "file_path".
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Status Open(const std::string& file_path);
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// Returns a new iterator over the table contents.
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// Most read options provide the same control as we read from DB.
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// If "snapshot" is nullptr, the iterator returns only the latest keys.
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Iterator* NewIterator(const ReadOptions& options);
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std::shared_ptr<const TableProperties> GetTableProperties() const;
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// Verifies whether there is corruption in this table.
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Status VerifyChecksum(const ReadOptions& /*read_options*/);
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Status VerifyChecksum() { return VerifyChecksum(ReadOptions()); }
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private:
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struct Rep;
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std::unique_ptr<Rep> rep_;
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};
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} // namespace ROCKSDB_NAMESPACE
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