Home Forums SQL Server 7,2000 T-SQL Null value is eliminated by an aggregate or other SET operation. RE: Null value is eliminated by an aggregate or other SET operation.

  • hi everyone.....i am the beginner of sql......can anyone help me to find out the mistake where i made????ive tried many times bt again nd again i gt same result"null value is eliminated by an aggregate or other set operation'.....my code completed successfully bt which doesnt show the result bcz of this warning message....can anyone help me??????

    declare getcur cursor

    for select sd.roll_no

    from student_details sd

    where sd.degree_id = @degree_id

    AND sd.branch_id = @branch_id

    open getcur

    FETCH NEXT FROM getcur INTO @roll_no

    WHILE @@FETCH_STATUS = 0

    BEGIN

    INSERT INTO #temp

    SELECT sd.reg_no,

    sd.student_name,

    bd.branch_name,

    cd.course_name,

    r.noof_semester,

    max(isnull(sm.sem_attended,0))as sem_attended,

    @is_completed as is_completed,

    rs.sub_code,

    rs.sub_name,

    case when sm.int_mark_obtained is null then 0 else @int_mark_obtained end,

    case when sm.ext_mark_obtained is null then 0 else @ext_mark_obtained end,

    isnull(sm.int_mark_obtained,0)+isnull(sm.ext_mark_obtained,0)as total_marks,

    case when sm.exam_status='p' then 'PASS' when sm.exam_status= 'f' then 'fail' end exam_status

    FROM student_details sd

    INNER JOIN student_marks sm ON sd.roll_no = sm.roll_no

    INNER JOIN regulation_subject rs ON rs.regulation_sub_id = sm.regulation_sub_id

    INNER JOIN regulation r ON r.regulation_no= rs.regulation_no

    INNER JOIN course_details cd ON cd.course_id = sm.course_id

    INNER JOIN branch_details bd ON bd.branch_id=sd.branch_id

    WHERE @noof_semester =(select max(@sem_attended) from student_marks sm

    where sm.roll_no=@roll_no)

    AND sd.roll_no = sm.roll_no

    and @batch=2007 and @course_id=99

    group by

    sd.reg_no,

    sd.student_name,

    bd.branch_name,

    cd.course_name,

    r.noof_semester,

    rs.sub_code,

    rs.sub_name,

    sm.int_mark_obtained,

    sm.ext_mark_obtained,

    sm.exam_status

    if @noof_semester=max(@sem_attended)

    begin

    set @is_completed='yes'

    end

    else

    begin

    set @is_completed='no'

    end

    fetch next from getcur into @roll_no

    end

    select *from #temp

    order by reg_no

    close getcur

    deallocate getcur

    drop table #temp