Karsten Hilbert <Karsten(dot)Hilbert(at)gmx(dot)net> writes:
> [ pg_upgrade failed on pg_trgm ]
Just for completeness, can you tell us which pg_trgm version (1.0
or 1.1) is installed in the 9.4 database?
> (For what it's worth, I have also tried the --method=dump way
> of using Debian's pg_upgradecluster which internally uses a
> dump/restore cycle rather than calling pg_upgrade. That
> failed due to ordering problems with table data vs table
> constraints.)
That seems like an independent bug. Can you provide specifics?
regards, tom lane