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Re: Questions about Views, Rules and DBLink

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Tom Lane wrote:
Joao Afonso <joaoaafonso@xxxxxxxxx> writes:

 So (finally), my question is why does this happen? Using instead on
the users_util insert rule shouldn't discard the original query and
rewrite it according to the specified on the rule?? Is this a problem
of dblink?

I hadn't noticed the dblink_current_query() function before, but now
that I see it, I consider it a pretty bad idea.  It certainly will not
help you the way you are hoping, because what it returns is the text of
the interactive command the backend is currently working on --- which
could be indefinitely far removed from the operation your rule is firing
for.


When it was added (and discussed on the lists) it was also acknowledged that it would not be useful in all situations. However, there was at least one use case where it worked as intended and needed.

Joe


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