Michael Paquier wrote:
> On Mon, Oct 29, 2018 at 09:41:08AM +0100, Laurenz Albe wrote:
> > I think that the question if pg_promote allows a parallel plan or not
> > is mostly academic, but the two definitions should be kept in sync.
>
> It seems to me that the presence of the trigger file written in $PGDATA
> means that the function should be restricted.
Yes, it should be PARALLEL RESTRICTED or PARALLEL UNSAFE, but it won't matter
much in practice which of the two we choose.
Yours,
Laurenz Albe