milvus/core/src/db/insert/MemTable.h
starlord 41d37f9648 re-organize project
Former-commit-id: 898c2c8b0b2cfdc1b8664062aa0ea910a93566dd
2019-10-14 09:51:48 +08:00

75 lines
1.7 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 "MemTableFile.h"
#include "VectorSource.h"
#include "utils/Status.h"
#include <memory>
#include <mutex>
#include <string>
#include <vector>
namespace milvus {
namespace engine {
class MemTable {
public:
using MemTableFileList = std::vector<MemTableFilePtr>;
MemTable(const std::string& table_id, const meta::MetaPtr& meta, const DBOptions& options);
Status
Add(VectorSourcePtr& source, IDNumbers& vector_ids);
void
GetCurrentMemTableFile(MemTableFilePtr& mem_table_file);
size_t
GetTableFileCount();
Status
Serialize();
bool
Empty();
const std::string&
GetTableId() const;
size_t
GetCurrentMem();
private:
const std::string table_id_;
MemTableFileList mem_table_file_list_;
meta::MetaPtr meta_;
DBOptions options_;
std::mutex mutex_;
}; // MemTable
using MemTablePtr = std::shared_ptr<MemTable>;
} // namespace engine
} // namespace milvus