Hi Mohammed,

Please re-read my reply again. I changed my solution after I re-read your requirement. I now do this with 3 separate cursors.

>thank you for reply,
>it is one table,
>i try but i get error message syntax error at first lin
>update newtest set ty2010 from newtest,&&syntax error
>(select sum(iif(ID1 = 1 and ID>0, Y2010,0)) + sum(iif(ID1 = 2 and ID>0, Y2010,0) as TotalSum from newtest)
>
>>>hi all,
>>>
>>>i need help to select twice from the same table and make sum to replacement to another fileld at the same table as below
>>>

>>>m.tnNumber1=1
>>>  m.tnNumber2=2
>>>  
>>> SELECT ID1 ,Y2010 FROM NEWTEST WHERE ID1=m.tnNumber1 AND ID>0
>>>id1      y2010
>>> 1       10.3
>>> 1        20
>>> 1        15
>>>  
>>>   SELECT ID1 ,Y2010 FROM NEWTEST WHERE ID1=m.tnNumber2 AND ID>0
>>>   
>>>id1    y2010
>>> 2    12
>>> 2    11.5
>>> 2    18
>>> 
>>>i need to sum y2010 where ID1=m.tnNumber1 + y2010 where ID1=m.tnNumber2 and replace at the same table to field ty2010
>>>
>>>id1   ty2010
>>>2     22.3
>>>2     31.5
>>>2      33
>>>

>>
>>

>>SELECT ID1 ,Y2010, cast(0 as int) as Row FROM NEWTEST WHERE ID1=m.tnNumber1 AND ID>0 into cursor crs1 readwrite
>>replace all Row with recno() in crs1
>>
>>SELECT ID1 ,Y2010, cast(0 as int) as Row FROM NEWTEST WHERE ID1=m.tnNumber1 AND ID>0 into cursor crs2 readwrite
>>replace all Row with recno() in crs2
>>
>>select c2.ID1, c2.Y2010 + c1.Y2010 as Total from crs2 c2 ;
>>inner join crs1 c1 on c2.Row = c1.Row into cursor crsResult nofilter
>>
>>update NewTest set ty2010 = c1.Total ;
>>from NewTest inner join crsResult c1 on NewTest.ID1 = c1.ID1