milvus/cpp/src/db/DBMetaImpl.h
Xu Peng 8a029c9b0d refactor(db): add copyright header
Former-commit-id: 45606fe09972ab741faa4ee8061ef7d307c20c49
2019-05-05 13:10:04 +08:00

77 lines
2.7 KiB
C++

/*******************************************************************************
* Copyright 上海赜睿信息科技有限公司(Zilliz) - All Rights Reserved
* Unauthorized copying of this file, via any medium is strictly prohibited.
* Proprietary and confidential.
******************************************************************************/
#pragma once
#include "Meta.h"
#include "Options.h"
namespace zilliz {
namespace vecwise {
namespace engine {
namespace meta {
auto StoragePrototype(const std::string& path);
class DBMetaImpl : public Meta {
public:
DBMetaImpl(const DBMetaOptions& options_);
virtual Status add_group(GroupSchema& group_info) override;
virtual Status get_group(GroupSchema& group_info_) override;
virtual Status has_group(const std::string& group_id_, bool& has_or_not_) override;
virtual Status add_group_file(GroupFileSchema& group_file_info) override;
virtual Status has_group_file(const std::string& group_id_,
const std::string& file_id_,
bool& has_or_not_) override;
virtual Status get_group_file(const std::string& group_id_,
const std::string& file_id_,
GroupFileSchema& group_file_info_) override;
virtual Status update_group_file(GroupFileSchema& group_file_) override;
virtual Status get_group_files(const std::string& group_id_,
const int date_delta_,
GroupFilesSchema& group_files_info_) override;
virtual Status update_files(GroupFilesSchema& files) override;
virtual Status files_to_merge(const std::string& group_id,
DatePartionedGroupFilesSchema& files) override;
virtual Status files_to_search(const std::string& group_id,
const DatesT& partition,
DatePartionedGroupFilesSchema& files) override;
virtual Status files_to_index(GroupFilesSchema&) override;
virtual Status cleanup() override;
virtual Status cleanup_ttl_files(uint16_t seconds) override;
virtual Status drop_all() override;
virtual Status count(const std::string& group_id, long& result) override;
virtual ~DBMetaImpl();
private:
long GetMicroSecTimeStamp();
Status get_group_no_lock(GroupSchema& group_info);
std::string GetGroupPath(const std::string& group_id);
std::string GetGroupDatePartitionPath(const std::string& group_id, DateT& date);
void GetGroupFilePath(GroupFileSchema& group_file);
Status initialize();
const DBMetaOptions _options;
}; // DBMetaImpl
} // namespace meta
} // namespace engine
} // namespace vecwise
} // namespace zilliz