DBMS/page.hpp at main · bodyhedia44/DBMS · GitHub

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#ifndef PAGE_HPP
#define PAGE_HPP

#include <vector>
#include <string>
#include <map>
#include <utility>
#define PAGE_SIZE 4096
#include "tuple.hpp"


class Page {
public:

    int pageId;
    int freespace;
     std::vector<Tuple> tuples;
    std::pair<int,int> ids_Range;
    char* PageData[PAGE_SIZE];

    bool insert_tuple(const std::vector<std::pair<std::string, std::pair<int, std::string>>>& attributes);
    std::vector<Tuple> get_tuple(const std::pair<std::string, std::string>& attribute);
    bool update_tuple( std::pair<std::string, std::string>& attribute);
    bool del_tuple(const std::pair<std::string, std::string>& attribute);
    bool serialize(int page_id, const std::string& dbName, const std::string& tableName);
    static Page* deserialize(Page* page,int page_id, const std::string& dbName, const std::string& tableName);
    Page(int free,std::pair<int,int>);
private:
    static const size_t TUPLE_SIZE = 50;

};

#endif