On Thu, Jan 04, 2007 at 11:36:35AM -0500, Tom Lane wrote:
> > update clin.episode
> > set fk_patient = clin.health_issue.fk_patient
> > from clin.health_issue
> > where
> > clin.episode.fk_patient is NULL and
> > clin.episode.fk_health_issue = clin.health_issue.pk;
>
> > It returns "UPDATE 2" which is what I expect from the data.
> > However, the rows in question are not actually updated.
>
> That seems very strange. Could you perhaps have a BEFORE UPDATE trigger
> that's changing the values back to null again?
I do but I drop that one in the script before doing the
above update. I may have an old one hanging around, though,
I'll double-check.
Thanks,
Karsten
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