> >   Is it
> > possible to have  FK that spans into child tables?
>
> This is a well known (and documented, see [1]) deficiency. It's due to
> the current implementation of indices, which are bound to exactly one
> table, meaning they do return a position within the table, but cannot
> point to different tables.

Is this set to be fixed in any particular release?

(Here's hoping that someone smarter than I am is working on it...)

-W

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