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0db8b8789c
fix index nlist bug See merge request megasearch/milvus!408 Former-commit-id: 6fe8f7a888b681c7199d1730fab93849a8b29370
82 lines
1.9 KiB
C++
82 lines
1.9 KiB
C++
/*******************************************************************************
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* Copyright 上海赜睿信息科技有限公司(Zilliz) - All Rights Reserved
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* Unauthorized copying of this file, via any medium is strictly prohibited.
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* Proprietary and confidential.
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******************************************************************************/
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#pragma once
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#include "db/Status.h"
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#include <vector>
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#include <memory>
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namespace zilliz {
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namespace milvus {
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namespace engine {
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enum class EngineType {
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INVALID = 0,
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FAISS_IDMAP = 1,
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FAISS_IVFFLAT,
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FAISS_IVFSQ8,
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NSG_MIX,
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MAX_VALUE = NSG_MIX,
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};
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enum class MetricType {
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L2 = 1,
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IP = 2,
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};
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class ExecutionEngine {
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public:
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virtual Status AddWithIdArray(const std::vector<float>& vectors, const std::vector<long>& vector_ids);
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virtual Status AddWithIds(long n, const float *xdata, const long *xids) = 0;
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virtual size_t Count() const = 0;
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virtual size_t Size() const = 0;
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virtual size_t Dimension() const = 0;
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virtual size_t PhysicalSize() const = 0;
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virtual Status Serialize() = 0;
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virtual Status Load(bool to_cache = true) = 0;
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virtual Status CopyToGpu(uint64_t device_id) = 0;
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virtual Status CopyToCpu() = 0;
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virtual Status Merge(const std::string& location) = 0;
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virtual Status Search(long n,
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const float *data,
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long k,
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long nprobe,
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float *distances,
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long *labels) const = 0;
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virtual std::shared_ptr<ExecutionEngine> BuildIndex(const std::string&) = 0;
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virtual Status Cache() = 0;
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virtual Status GpuCache(uint64_t gpu_id) = 0;
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virtual Status Init() = 0;
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virtual EngineType IndexEngineType() const = 0;
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virtual MetricType IndexMetricType() const = 0;
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};
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using ExecutionEnginePtr = std::shared_ptr<ExecutionEngine>;
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} // namespace engine
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} // namespace milvus
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} // namespace zilliz
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