On Mon, 19 Feb 2001 08:16:59 +0100, ROTH Fabrice
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>I was wondering if it was possible to determine which variable was wrong
>in a merge statement.
>I Have that piece of code;
> merge rp011.imlist(in=a) imlist_cartec(in=b);
> by com qr loc im men;
> if a and not b then
> err="Men pas dans la CarteC";
>where both datasets are sorted by com qr loc im men (Their only
>What I want to find out now is why the "if-statement" resolved as true,
>whether the com-variable is different in both data-sets, or qr or loc
>Is there any way to do this ?
add a control variable for each variable of the datasets, which is unique
to the datasets:
The same for the other:
after the merge you have all the information you need. E.g. if acom is
missing and bcom not, it was not in a, but in b...