milvus/core/src/db/Options.h
2019-11-20 14:26:39 +08:00

83 lines
2.1 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 "Constants.h"
#include <map>
#include <memory>
#include <string>
#include <vector>
namespace milvus {
namespace engine {
class Env;
static const char* ARCHIVE_CONF_DISK = "disk";
static const char* ARCHIVE_CONF_DAYS = "days";
struct ArchiveConf {
using CriteriaT = std::map<std::string, int64_t>;
explicit ArchiveConf(const std::string& type, const std::string& criterias = std::string());
const std::string&
GetType() const {
return type_;
}
const CriteriaT
GetCriterias() const {
return criterias_;
}
void
SetCriterias(const ArchiveConf::CriteriaT& criterial);
private:
void
ParseCritirias(const std::string& criterias);
void
ParseType(const std::string& type);
std::string type_;
CriteriaT criterias_;
};
struct DBMetaOptions {
std::string path_;
std::vector<std::string> slave_paths_;
std::string backend_uri_;
ArchiveConf archive_conf_ = ArchiveConf("delete");
}; // DBMetaOptions
struct DBOptions {
typedef enum { SINGLE = 0, CLUSTER_READONLY, CLUSTER_WRITABLE } MODE;
uint16_t merge_trigger_number_ = 2;
DBMetaOptions meta_;
int mode_ = MODE::SINGLE;
size_t insert_buffer_size_ = 4 * ONE_GB;
bool insert_cache_immediately_ = false;
}; // Options
} // namespace engine
} // namespace milvus