public DataTable staff_selectAll() { return(Xuly.table_Select("select * from staff")); }
public DataTable department_selectAll() { return Xuly.table_Select("select * from department"); }
public DataTable staff_selectAllId(Dulieu dt) { return(Xuly.table_Select("select * from staff where DepartmentID = '" + dt.DepartmentID + "'")); }
public DataTable Boss_SelectAll() { return(Xuly.table_Select("select * from boss")); }