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77 lines
2.2 KiB
C++
77 lines
2.2 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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//
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//#include <shared_mutex>
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//
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//#include "common/Schema.h"
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// #include "segcore/SegmentBase.h"
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#include "common/Schema.h"
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#include "knowhere/index/IndexType.h"
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#include "knowhere/common/Config.h"
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#include <string>
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#include <map>
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#include <memory>
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namespace milvus::segcore {
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// TODO: this is
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class IndexMeta {
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public:
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explicit IndexMeta(SchemaPtr schema) : schema_(schema) {
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}
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using IndexType = knowhere::IndexType;
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using IndexMode = knowhere::IndexMode;
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using IndexConfig = knowhere::Config;
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struct Entry {
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std::string index_name;
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std::string field_name;
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IndexType type;
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IndexMode mode;
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IndexConfig config;
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};
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Status
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AddEntry(const std::string& index_name,
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const std::string& field_name,
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IndexType type,
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IndexMode mode,
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IndexConfig config);
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Status
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DropEntry(const std::string& index_name);
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const std::map<std::string, Entry>&
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get_entries() {
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return entries_;
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}
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const Entry&
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lookup_by_field(const std::string& field_name) {
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AssertInfo(lookups_.count(field_name), field_name);
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auto index_name = lookups_.at(field_name);
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AssertInfo(entries_.count(index_name), index_name);
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return entries_.at(index_name);
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}
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private:
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void
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VerifyEntry(const Entry& entry);
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private:
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SchemaPtr schema_;
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std::map<std::string, Entry> entries_; // index_name => Entry
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std::map<std::string, std::string> lookups_; // field_name => index_name
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};
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using IndexMetaPtr = std::shared_ptr<IndexMeta>;
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} // namespace milvus::segcore
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