milvus/cpp/src/db/FaissExecutionEngine.h
groot cf94a753d7 return search score
Former-commit-id: e141cb974769ee0e7ee06eb7635eb458622af60c
2019-06-09 17:35:52 +08:00

73 lines
1.8 KiB
C++

/*******************************************************************************
* Copyright 上海赜睿信息科技有限公司(Zilliz) - All Rights Reserved
* Unauthorized copying of this file, via any medium is strictly prohibited.
* Proprietary and confidential.
******************************************************************************/
#pragma once
#include "ExecutionEngine.h"
#include <memory>
#include <string>
namespace faiss {
class Index;
}
namespace zilliz {
namespace vecwise {
namespace engine {
class FaissExecutionEngine : public ExecutionEngine {
public:
FaissExecutionEngine(uint16_t dimension,
const std::string& location,
const std::string& build_index_type,
const std::string& raw_index_type);
FaissExecutionEngine(std::shared_ptr<faiss::Index> index,
const std::string& location,
const std::string& build_index_type,
const std::string& raw_index_type);
Status AddWithIds(long n, const float *xdata, const long *xids) override;
size_t Count() const override;
size_t Size() const override;
size_t Dimension() const override;
size_t PhysicalSize() const override;
Status Serialize() override;
Status Load() override;
Status Merge(const std::string& location) override;
Status Search(long n,
const float *data,
long k,
float *distances,
long *labels) const override;
ExecutionEnginePtr BuildIndex(const std::string&) override;
Status Cache() override;
protected:
std::shared_ptr<faiss::Index> pIndex_;
std::string location_;
std::string build_index_type_;
std::string raw_index_type_;
};
} // namespace engine
} // namespace vecwise
} // namespace zilliz