Meta.h

/*******************************************************************************
 * 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 "MetaTypes.h"
#include "Options.h"
#include "Status.h"

#include <cstddef>
#include <ctime>
#include <memory>

namespace zilliz {
namespace milvus {
namespace engine {
namespace meta {


class Meta {
 public:
    using Ptr = std::shared_ptr<Meta>;

    virtual
    ~Meta() = 0;

    virtual Status
    CreateTable(TableSchema &table_schema) = 0;

    virtual Status
    DescribeTable(TableSchema &table_schema) = 0;

    virtual Status
    HasTable(const std::string &table_id, bool &has_or_not) = 0;

    virtual Status
    AllTables(std::vector<TableSchema> &table_schema_array) = 0;

    virtual Status
    DeleteTable(const std::string &table_id) = 0;

    virtual Status
    DeleteTableFiles(const std::string &table_id) = 0;

    virtual Status
    CreateTableFile(TableFileSchema &file_schema) = 0;

    virtual Status
    DropPartitionsByDates(const std::string &table_id, const DatesT &dates) = 0;

    virtual Status
    GetTableFiles(const std::string &table_id, const std::vector<size_t> &ids, TableFilesSchema &table_files) = 0;

    virtual Status
    UpdateTableFilesToIndex(const std::string &table_id) = 0;

    virtual Status
    UpdateTableFile(TableFileSchema &file_schema) = 0;

    virtual Status
    UpdateTableFiles(TableFilesSchema &files) = 0;

    virtual Status
    FilesToSearch(const std::string &table_id, const DatesT &partition, DatePartionedTableFilesSchema &files) = 0;

    virtual Status
    FilesToMerge(const std::string &table_id, DatePartionedTableFilesSchema &files) = 0;

    virtual Status
    Size(uint64_t &result) = 0;

    virtual Status
    Archive() = 0;

    virtual Status
    FilesToIndex(TableFilesSchema &) = 0;

    virtual Status
    HasNonIndexFiles(const std::string &table_id, bool &has) = 0;

    virtual Status
    CleanUp() = 0;

    virtual Status
    CleanUpFilesWithTTL(uint16_t) = 0;

    virtual Status
    DropAll() = 0;

    virtual Status
    Count(const std::string &table_id, uint64_t &result) = 0;

    static DateT
    GetDate(const std::time_t &t, int day_delta = 0);

    static DateT
    GetDate();

    static DateT
    GetDateWithDelta(int day_delta);

}; // MetaData

} // namespace meta
} // namespace engine
} // namespace milvus
} // namespace zilliz