milvus/core/src/scheduler/task/SearchTask.h
2019-11-07 16:46:31 +08:00

62 lines
2.0 KiB
C++

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
#pragma once
#include "Task.h"
#include "scheduler/Definition.h"
#include "scheduler/job/SearchJob.h"
#include <vector>
namespace milvus {
namespace scheduler {
// TODO(wxyu): rewrite
class XSearchTask : public Task {
public:
explicit XSearchTask(TableFileSchemaPtr file, TaskLabelPtr label);
void
Load(LoadType type, uint8_t device_id) override;
void
Execute() override;
public:
static void
MergeTopkToResultSet(const scheduler::ResultIds& src_ids, const scheduler::ResultDistances& src_distances,
size_t src_k, size_t nq, size_t topk, bool ascending, scheduler::ResultIds& tar_ids,
scheduler::ResultDistances& tar_distances);
// static void
// MergeTopkArray(std::vector<int64_t>& tar_ids, std::vector<float>& tar_distance, uint64_t& tar_input_k,
// const std::vector<int64_t>& src_ids, const std::vector<float>& src_distance, uint64_t
// src_input_k, uint64_t nq, uint64_t topk, bool ascending);
public:
TableFileSchemaPtr file_;
size_t index_id_ = 0;
int index_type_ = 0;
ExecutionEnginePtr index_engine_ = nullptr;
bool metric_l2 = true;
};
} // namespace scheduler
} // namespace milvus