milvus/cpp/src/db/DBMetaImpl.h
Xu Peng abacf3e234 feat(db): change updated_time type of long
Former-commit-id: e58de06418bdb6b4f40f646ff5dc3d6a0efb12c0
2019-04-22 14:50:47 +08:00

69 lines
2.3 KiB
C++

#ifndef VECENGINE_DB_META_IMPL_H_
#define VECENGINE_DB_META_IMPL_H_
#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,
std::vector<DateT> partition,
DatePartionedGroupFilesSchema& files) override;
virtual Status files_to_index(GroupFilesSchema&) override;
virtual Status cleanup() 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
#endif // VECENGINE_DB_META_IMPL_H_