According to Kostas Kavoussanakis:
>On Wed, 21 Jul 1999, Geoff Hutchison wrote:
>>
>> Kostas Kavoussanakis wrote:
>> > I read the message in the archive explaining how I can merge one db
>> > into an other. What I need to do is merge 2 existing dbs into a third
>> > one. This third one will contain the combination of data in the two
>> > other ones (and I do not want to run htdig again on the same data).
>>
>> For merging >2 databases:
>> Merge a -> b
>> Merge b -> c (now contains a, b, c)
>> Merge c -> d (now contains ...)
>
>Thank you for your answer. Unfortunately your solution does not solve
>my problem. Merging a->b changes b which is not what I want. I need to
>keep a and b intact and come up with c which is (a U b) without any
>further htdigging (I could redig b and then merge the way you
>suggested, but why duplicate the digging effort since I have the db?).
>Or am I wrong that a and b merge into b in your answer (both this and
>the previous one I read in the archive)?
The solution is indeed what you needed.
But maybe Geoff should have included the step of making a work copy
of the original databases first ;-)
hth,
Torsten
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