//
    tabcount = 2;

    Tabs = (tab*)malloc(sizeof(tab) * 4);

    // liczby
    Tabs[0].name = "liczby";
    Tabs[0].column_count = 1;
    Tabs[0].column_names = (char**)malloc(sizeof(char*) * 1);
    Tabs[0].column_names[0] = "wartosc";
    Tabs[0].column_data = (void**)malloc(sizeof(void*) * 1);
    Tabs[0].column_types = (unsigned long long int*)malloc(sizeof(unsigned long long int) * 1);
    Tabs[0].column_types[0] = TYP::INT;
    //

    // end:liczby

    // studenci
    Tabs[1].name = "studenci";
    Tabs[1].column_count = 3;
    Tabs[1].column_names = (char**)malloc(sizeof(char*) * 3);
    Tabs[1].column_names[0] = "indeks";
    Tabs[1].column_names[1] = "imie" ;
    Tabs[1].column_names[2] = "nazwisko";

    Tabs[1].column_data = (void**)malloc(sizeof(void*) * 3);
    Tabs[1].column_types = (unsigned long long int*)malloc(sizeof(unsigned long long int) * 3);
    Tabs[1].column_types[0] = TYP::INT;
    Tabs[1].column_types[1] = TYP::STRING;
    Tabs[1].column_types[2] = TYP::STRING;
    // end:studenci

    // przedmioty
    Tabs[2].name = "przedmioty";
    Tabs[2].column_count = 3;
    Tabs[2].column_names = (char**)malloc(sizeof(char*) * 3);
    Tabs[2].column_names[0] = "id";
    Tabs[2].column_names[1] = "nazwa" ;
    Tabs[2].column_names[2] = "semestr";

    Tabs[2].column_data = (void**)malloc(sizeof(void*) * 3);
    Tabs[2].column_types = (unsigned long long int*)malloc(sizeof(unsigned long long int) * 3);
    Tabs[2].column_types[0] = TYP::INCINT;
    Tabs[2].column_types[1] = TYP::STRING;
    Tabs[2].column_types[2] = TYP::CLAMP;
    Tabs[2].column_types[2]+= 1 << TYP::MASK::CLAMPHIGHER; // must be higher than , range:0 - 32767 (15 bits)
    Tabs[2].column_types[2]+= 10 << TYP::MASK::CLAMPLOWER; // must be lower than , range:0 - 32767 (15 bits)
    // end:przedmioty