private static void OpenBase()
{
Console.Write("Input name of your database: ");
MyString name = new MyString(Console.ReadLine().ToCharArray());
Console.Write("Input count of tables: ");
int countOFTables = Convert.ToInt32(Console.ReadLine());
database = new DataBase(name, countOFTables);
database.Open(name);
WorkWithDatabase(database);
}