public bool Update(UserSalary obj) { try { _db.SubmitChanges(); } catch (Exception ex) { Debug.Print(ex.Message); return(false); } return(true); }
public bool Delete(UserSalary obj) { try { _db.UserSalaries.DeleteOnSubmit(obj); _db.SubmitChanges(); } catch (Exception ex) { Debug.Print(ex.Message); return(false); } return(true); }
public int Add(UserSalary obj) { try { _db.UserSalaries.InsertOnSubmit(obj); _db.SubmitChanges(); } catch (Exception ex) { Debug.Print(ex.Message); return(-1); } return(_db.UserSalaries.Max(x => x.UserSalaryId)); }