public void CreateIllBeThere(User user, Bar bar, DateTime date)
 {
     string query = "INSERT INTO "+Table.IllBeThere+
     " Values('', '"+user.ID+"', '"+bar.ID+"', '"+date+"')" ;
     ExecuteQuery(query);
 }
 public void CreateUser(User user)
 {
     string query = "INSERT INTO "+Table.User+
     " Values('', '"+user.ForeName+"', '"+user.LastName+"', '"+user.PhoneNumber+"', '"+user.Email+"')";
     ExecuteQuery(query);
 }
 public User GetUserByName(User user)
 {
     return null;
 }