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https://gitee.com/milvus-io/milvus.git
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63843dce33
issue:https://github.com/milvus-io/milvus/issues/27576 Signed-off-by: zhenshan.cao <zhenshan.cao@zilliz.com>
104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "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
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include "Types.h"
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#include <string>
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#include <type_traits>
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#include "Array.h"
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namespace milvus {
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class VectorTrait {};
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class FloatVector : public VectorTrait {
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public:
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using embedded_type = float;
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static constexpr auto metric_type = DataType::VECTOR_FLOAT;
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};
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class BinaryVector : public VectorTrait {
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public:
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using embedded_type = uint8_t;
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static constexpr auto metric_type = DataType::VECTOR_BINARY;
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};
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class Float16Vector : public VectorTrait {
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public:
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using embedded_type = float16;
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static constexpr auto metric_type = DataType::VECTOR_FLOAT16;
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};
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class BFloat16Vector : public VectorTrait {
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public:
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using embedded_type = bfloat16;
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static constexpr auto metric_type = DataType::VECTOR_BFLOAT16;
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};
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class SparseFloatVector : public VectorTrait {
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public:
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using embedded_type = float;
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static constexpr auto metric_type = DataType::VECTOR_SPARSE_FLOAT;
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};
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template <typename T>
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constexpr bool IsVector = std::is_base_of_v<VectorTrait, T>;
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template <typename T>
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constexpr bool IsScalar =
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std::is_fundamental_v<T> || std::is_same_v<T, std::string> ||
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std::is_same_v<T, Json> || std::is_same_v<T, std::string_view> ||
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std::is_same_v<T, Array> || std::is_same_v<T, ArrayView> ||
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std::is_same_v<T, proto::plan::Array>;
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template <typename T>
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constexpr bool IsSparse = std::is_same_v<T, SparseFloatVector> ||
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std::is_same_v<T, knowhere::sparse::SparseRow<float>>;
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template <typename T>
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constexpr bool IsVariableType =
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std::is_same_v<T, std::string> || std::is_same_v<T, std::string_view> ||
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std::is_same_v<T, Array> || std::is_same_v<T, ArrayView> ||
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std::is_same_v<T, proto::plan::Array> || std::is_same_v<T, Json> ||
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IsSparse<T>;
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template <typename T>
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constexpr bool IsVariableTypeSupportInChunk =
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std::is_same_v<T, std::string> || std::is_same_v<T, Array> ||
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std::is_same_v<T, Json> ||
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std::is_same_v<T, knowhere::sparse::SparseRow<float>>;
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template <typename T>
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using ChunkViewType = std::conditional_t<
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std::is_same_v<T, std::string>,
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std::string_view,
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std::conditional_t<std::is_same_v<T, Array>, ArrayView, T>>;
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struct FundamentalTag {};
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struct StringTag {};
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template <class T>
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struct TagDispatchTrait {
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using Tag = FundamentalTag;
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};
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template <>
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struct TagDispatchTrait<std::string> {
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using Tag = StringTag;
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};
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} // namespace milvus
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