Re: Subtracting two columns from diff tables
- From: "MC" <marko_culo#@#yahoo#.#com#>
- Date: Tue, 29 Nov 2005 09:49:06 +0100
Does this work for you?
select
isnull(A.A2,0) - isnull(B.B2,0) as Diff
from
tableA A
full outer join tableB B on A.A1 = B.B1
MC
<alomrani@xxxxxxxxx> wrote in message
news:1133252899.750115.34110@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> Hi all,
>
> I encountered this small problem
>
> I have two tables A and B with two columns 1 and 2 each, I would like
> the first column of each table when match the first in the second table
> is to subtract the second column
>
> so the result would look as follows
>
> Column 1 | Columnn 2
> where A1=B1 | A2-B2
>
> Now this is no problem so far ..
>
> But if there was no corresponding value in column 1 in either tables ..
> i.e. field A1 doesnt exist in Table B column 1, IT SHALL DO A2 - 0; or
> 0-B2 ..
>
> NOW How can that be achieved ?
>
> Thanks all for your help
>
.
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