Re: How to grant read only functions execute permission to read only user

On Mon, Jul 17, 2023, 08:44 Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>
wrote:

>
>
> On 7/17/23 16:11, Yi Sun wrote:
> > Hello guys,
> >
> > Our read only user is okay to be granted read only permission of tables.
> >
> > How to grant read only functions execute permission to read only user,
> > is there a simple way to do it please? If not, how to get the list of
> > read only functions please? Then can grant one by one based on the list,
> > thanks
>
> What is read-only function? I don't think Postgres has anything like
> that. Functions inherit the privileges of the user that executes them by
> default. So if the user is read-only (i.e. has just SELECT privilege),
> then the function can't do any writes either.
>
>
>
By definition any function marked stable or immutable is read-only though
the system doesn't enforce that user-specified label.

David J.