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112 lines
2.8 KiB
C++
112 lines
2.8 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 <string>
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#include <optional>
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#include <vector>
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#include <memory>
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#include "knowhere/index/vector_index/VecIndex.h"
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namespace milvus {
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namespace indexbuilder {
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class IndexWrapper {
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public:
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explicit IndexWrapper(const char* serialized_type_params, const char* serialized_index_params);
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int64_t
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dim();
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void
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BuildWithoutIds(const knowhere::DatasetPtr& dataset);
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struct Binary {
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std::vector<char> data;
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};
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std::unique_ptr<Binary>
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Serialize();
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void
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Load(const char* serialized_sliced_blob_buffer, int32_t size);
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struct QueryResult {
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std::vector<milvus::knowhere::IDType> ids;
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std::vector<float> distances;
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int64_t nq;
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int64_t topk;
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};
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std::unique_ptr<QueryResult>
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Query(const knowhere::DatasetPtr& dataset);
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std::unique_ptr<QueryResult>
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QueryWithParam(const knowhere::DatasetPtr& dataset, const char* serialized_search_params);
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private:
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void
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parse();
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std::string
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get_index_type();
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std::string
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get_metric_type();
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knowhere::IndexMode
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get_index_mode();
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int64_t
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get_index_file_slice_size();
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template <typename T>
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std::optional<T>
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get_config_by_name(std::string name);
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void
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StoreRawData(const knowhere::DatasetPtr& dataset);
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void
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LoadRawData();
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template <typename T>
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void
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check_parameter(knowhere::Config& conf,
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const std::string& key,
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std::function<T(std::string)> fn,
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std::optional<T> default_v = std::nullopt);
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template <typename ParamsT>
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void
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parse_impl(const std::string& serialized_params_str, knowhere::Config& conf);
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std::unique_ptr<QueryResult>
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QueryImpl(const knowhere::DatasetPtr& dataset, const knowhere::Config& conf);
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public:
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void
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BuildWithIds(const knowhere::DatasetPtr& dataset);
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private:
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knowhere::VecIndexPtr index_ = nullptr;
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std::string type_params_;
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std::string index_params_;
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milvus::json type_config_;
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milvus::json index_config_;
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knowhere::Config config_;
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std::vector<uint8_t> raw_data_;
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std::once_flag raw_data_loaded_;
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};
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} // namespace indexbuilder
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} // namespace milvus
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