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765907ab77
Signed-off-by: yudong.cai <yudong.cai@zilliz.com> Signed-off-by: yudong.cai <yudong.cai@zilliz.com>
101 lines
2.6 KiB
C++
101 lines
2.6 KiB
C++
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied. See the License for the specific language governing permissions and limitations under the License
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#pragma once
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#include <algorithm>
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#include <cstdint>
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#include <memory>
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#include <vector>
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#include "utils/Status.h"
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#include "common/type_c.h"
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#include "common/QueryResult.h"
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#include "query/PlanImpl.h"
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namespace milvus::segcore {
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// SearchResultDataBlobs contains the marshal blobs of many `milvus::proto::schema::SearchResultData`
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struct SearchResultDataBlobs {
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std::vector<std::vector<char>> blobs;
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};
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class ReduceHelper {
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public:
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explicit ReduceHelper(std::vector<SearchResult*>& search_results,
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milvus::query::Plan* plan,
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int64_t* slice_nqs,
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int64_t* slice_topKs,
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int64_t slice_num)
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: search_results_(search_results),
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plan_(plan),
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slice_nqs_(slice_nqs, slice_nqs + slice_num),
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slice_topKs_(slice_topKs, slice_topKs + slice_num) {
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Initialize();
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}
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void
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Reduce();
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void
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Marshal();
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void*
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GetSearchResultDataBlobs() {
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return search_result_data_blobs_.release();
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}
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private:
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void
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Initialize();
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void
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FilterInvalidSearchResult(SearchResult* search_result);
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void
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FillPrimaryKey();
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void
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RefreshSearchResult();
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void
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FillEntryData();
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int64_t
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ReduceSearchResultForOneNQ(int64_t qi, int64_t topk, int64_t& result_offset);
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void
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ReduceResultData();
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std::vector<char>
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GetSearchResultDataSlice(int slice_index_);
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private:
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std::vector<int64_t> slice_topKs_;
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std::vector<int64_t> slice_nqs_;
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int64_t total_nq_;
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int64_t num_segments_;
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int64_t num_slices_;
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milvus::query::Plan* plan_;
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std::vector<SearchResult*>& search_results_;
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std::vector<int64_t> slice_nqs_prefix_sum_;
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// dim0: num_segments_; dim1: total_nq_; dim2: offset
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std::vector<std::vector<std::vector<int64_t>>> final_search_records_;
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// output
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std::unique_ptr<SearchResultDataBlobs> search_result_data_blobs_;
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};
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} // namespace milvus::segcore
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