On Fri, Jan 21, 2011 at 9:55 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Robert Haas <robertmhaas@gmail.com> writes:
>> For that matter, I wonder what happens with regular function
>> permissions. If the plan inlines the function and then somebody goes
>> and changes the permission on the function and makes it SECURITY
>> DEFINER, what happens?
>
> ALTER FUNCTION is supposed to cause plan invalidation in such a case.
> Not sure if GRANT plays nice with that though.
And in the case of SE-Linux, this could get changed from outside the
database. Not sure how to handle that. I guess we could just never
inline anything, but that might be an overreaction.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
