>
> I wonder if the logic for setting BTScanInsertData.anynullkeys inside
> _bt_mkscankey() is the place to put your test for
> rel->rd_index->indnullsnotdistinct -- not inside _bt_doinsert(). That
> would probably necessitate renaming anynullkeys, but that's okay. This
> feels more natural to me because a NULL key column in a NULLS NOT
> DISTINCT unique constraint is very similar to a NULL non-key column in
> an INCLUDE index, as far as our requirements go -- and so both cases
> should probably be dealt with at the same point.
>

A good point, indeed!

-- 
Best regards,
Pavel Borisov

Postgres Professional: http://postgrespro.com <http://www.postgrespro.com>

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