fc53839bfa
Summary: I didn't find where customized hash function is used in DynamicBloom. This can only reduce performance. Remove it. Pull Request resolved: https://github.com/facebook/rocksdb/pull/4915 Differential Revision: D13794452 Pulled By: siying fbshipit-source-id: e38669b11e01444d2d782da11c7decabbd851819
38 lines
1.0 KiB
C++
38 lines
1.0 KiB
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 <vector>
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#include <string>
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#include "util/dynamic_bloom.h"
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namespace rocksdb {
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class Logger;
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class BloomBlockBuilder {
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public:
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static const std::string kBloomBlock;
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explicit BloomBlockBuilder(uint32_t num_probes = 6) : bloom_(num_probes) {}
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void SetTotalBits(Allocator* allocator, uint32_t total_bits,
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uint32_t locality, size_t huge_page_tlb_size,
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Logger* logger) {
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bloom_.SetTotalBits(allocator, total_bits, locality, huge_page_tlb_size,
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logger);
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}
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uint32_t GetNumBlocks() const { return bloom_.GetNumBlocks(); }
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void AddKeysHashes(const std::vector<uint32_t>& keys_hashes);
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Slice Finish();
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private:
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DynamicBloom bloom_;
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};
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}; // namespace rocksdb
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