3897ce3125
Summary: This PR add support for Merge operation in Integrated BlobDB with base values(i.e DB::Put). Merged values can be retrieved through DB::Get, DB::MultiGet, DB::GetMergeOperands and Iterator operation. Pull Request resolved: https://github.com/facebook/rocksdb/pull/8292 Test Plan: Add new unit tests Reviewed By: ltamasi Differential Revision: D28415896 Pulled By: akankshamahajan15 fbshipit-source-id: e9b3478bef51d2f214fb88c31ed3c8d2f4a531ff
26 lines
745 B
C++
26 lines
745 B
C++
// 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/options.h"
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#include "rocksdb/status.h"
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namespace ROCKSDB_NAMESPACE {
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class Version;
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class BlobFetcher {
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public:
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BlobFetcher(Version* version, const ReadOptions& read_options)
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: version_(version), read_options_(read_options) {}
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Status FetchBlob(const Slice& user_key, const Slice& blob_index,
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PinnableSlice* blob_value);
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private:
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Version* version_;
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ReadOptions read_options_;
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};
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} // namespace ROCKSDB_NAMESPACE
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