On Sep 29, 2014, at 9:09 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> I seem to recall that we've run into practical difficulties with moving
> extensions into core. It might be OK for a functions-only extension
> though.
It does make upgrading difficult, though, as I’ve learned the hard way with when upgrading from 9.2 with
json_enhancementsto 9.3 without. We had to do some selective dropping and re-creating of functions, views, and triggers
toget it all to work properly.
Best,
David