milvus/cpp/src/db/db_meta.h
Xu Peng d4dae8127b fix(db): fix meta compile error
Former-commit-id: dde5e3262cc177db2fad98d82ee129718936fa01
2019-04-16 11:17:02 +08:00

67 lines
1.9 KiB
C++

#pragma once
#include <string>
#include <cstddef>
#include <vector>
#include "options.h"
#include "status.h"
namespace zilliz {
namespace vecwise {
namespace engine {
struct GroupSchema {
size_t id;
std::string group_id;
size_t files_cnt = 0;
uint16_t dimension;
std::string location = "";
std::string next_file_location = "";
}; // GroupSchema
struct GroupFileSchema {
typedef enum {
RAW,
INDEX
} FILE_TYPE;
size_t id;
std::string group_id;
std::string file_id;
int files_type = RAW;
size_t rows;
std::string location = "";
}; // GroupFileSchema
typedef std::vector<GroupFileSchema> GroupFilesSchema;
class Meta {
public:
virtual Status add_group(const GroupOptions& options_,
const std::string& group_id_,
GroupSchema& group_info_) = 0;
virtual Status get_group(const std::string& group_id_, GroupSchema& group_info_) = 0;
virtual Status has_group(const std::string& group_id_, bool& has_or_not_) = 0;
virtual Status add_group_file(const std::string& group_id_,
GroupFileSchema& group_file_info_) = 0;
virtual Status has_group_file(const std::string& group_id_,
const std::string& file_id_,
bool& has_or_not_) = 0;
virtual Status get_group_file(const std::string& group_id_,
const std::string& file_id_,
GroupFileSchema& group_file_info_) = 0;
virtual Status update_group_file(const GroupFileSchema& group_file_) = 0;
virtual Status get_group_files(const std::string& group_id_,
const int date_delta_,
GroupFilesSchema& group_files_info_) = 0;
}; // MetaData
} // namespace engine
} // namespace vecwise
} // namespace zilliz