Hi Thomas,

I've been thinking of "just-in-time" substitution, with the result, of course, stored by signature. Which could be with a cursoradapter.

IOW, I agree, with extensions. <s>

Hank

>Hi Hank,
>> But code generation isn't one of those tools.
>seems to be at odds with
>>creating a specific "function substitution template" for the new backend,
>
>to play devils advocate arguing for smarter cursoradapter subclasses/aggregates to stay longe in the flow ;-)
>
>regards
>
>thomas