Re: [v9.2] Fix Leaky View Problem

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Noah Misch <noah@leadboat.com>
Cc: Thom Brown <thom@linux.com>, Kohei Kaigai <Kohei.Kaigai@emea.nec.com>, Robert Haas <robertmhaas@gmail.com>, pgsql-hackers <pgsql-hackers@postgresql.org>, Kohei KaiGai <kaigai@kaigai.gr.jp>
Date: 2011-09-07T16:05:40Z
Lists: pgsql-hackers
Noah Misch <noah@leadboat.com> writes:
> I liked NOLEAKY for its semantics, though I probably would have spelled it
> "LEAKPROOF".  PostgreSQL will trust the function to implement a specific,
> relatively-unintuitive security policy.  We want the function implementers to
> read that policy closely and not rely on any intuition they have about the
> "trusted" term of art.  Our use of TRUSTED in CREATE LANGUAGE is more
> conventional, I think, as is the trusted nature of SECURITY DEFINER.  In that
> vein, folks who actually need SECURITY DEFINER might first look at TRUSTED;
> NOLEAKY would not attract the same unwarranted attention.

I agree that TRUSTED is a pretty bad choice here because of the high
probability that people will think it means something else than what
it really means.  LEAKPROOF isn't too bad.

			regards, tom lane