PG Bug reporting form <noreply(at)postgresql(dot)org> writes:
> Since the update of my PostgreSQL server to 11.4 some of my automated
> migrations of a web app (Phoenix on Elixir) started to fail. I’ve narrowed
> it down to not being able to do the following:
Yeah, this is an embarrassing bug in the fix for bug #15835.
A fix is already committed,
https://git.postgresql.org/gitweb/?p=postgresql.git&a=commitdiff&h=afaf48afb
and it will be in the next minor releases.
regards, tom lane