2017-02-22 8:06 GMT+01:00 Joel Jacobson <j...@trustly.com>:

> Hi Hackers,
>
> Currently, it's only possible to grant/revoke execute on functions to
> roles.
>
> I think it would be useful in many situations, both for documentation
> purposes,
> but also for increased security, to in a precise way control what
> other function(s)
> are allowed to execute a specific function.


> This would be useful for functions that are not supposed to be used
> manually by any human or any other function(s) than the few places
> where the function makes sense to use.


> Thoughts?
>

I had similar idea. The possibility to specify a list of functions can have
a performance impact when ACL can be too long.

Just idea - what is based on idea "using schema like package". We can
introduce new kind of functions X, that cannot be executed on toplevel -
and can be executed only from standard functions defined in same schema.

Usage of X functions can be locked in schema.

It allow similar functionality to your proposal, but the check can be
faster - and you don't need to maintain list of enabled caller functions.

Regards

Pavel


> /Joel
>
>
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