On Fri, Jan 08, 2016 at 11:12:09AM -0500, Tom Lane wrote:
> > Sure:
> > (pg_trgm,1.1,"text similarity measurement and index searching based on trigrams")
>
> Hm. I just tried running a pg_upgrade here on a 9.4 database containing
> pg_trgm 1.1, and didn't see any particular problem, so there's some
> additional factor needed to cause your result. Hard to tell what.
> Can you think of anything unusual about the history of your installation?
No, other than that that cluster has been upgraded all the
way from, I think, 8.4 over several Debian releases ;)
Karsten
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