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27 lines
799 B
27 lines
799 B
1 year ago
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// 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 <string>
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#include "rocksdb/compaction_filter.h"
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#include "rocksdb/slice.h"
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namespace ROCKSDB_NAMESPACE {
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class RemoveEmptyValueCompactionFilter : public CompactionFilter {
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public:
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static const char* kClassName() { return "RemoveEmptyValueCompactionFilter"; }
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const char* Name() const override { return kClassName(); }
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bool Filter(int level, const Slice& key, const Slice& existing_value,
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std::string* new_value, bool* value_changed) const override;
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};
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} // namespace ROCKSDB_NAMESPACE
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