Re: PG Bug reporting form 2019-03-26 <15714-565b5e5a289218f5(at)postgresql(dot)org>
> AIBE01PR=# create extension plctl;
> ERROR: could not open extension control file
> "/usr/pgsql-11/share/extension/plctl.control": No such file or directory
The extension is shipped in a separate package that you need to
install on the operating system.
Christoph