On Wed, Jun 6, 2012 at 5:21 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Robert Haas <robertmhaas@gmail.com> writes:
>> rhaas=# create table pg_catalog.tom (a int);
>> ERROR: permission denied to create "pg_catalog.tom"
>
>> The offending error check is in heap_create(), and based on what
>> you're saying here it seems like we should just rip it out.
>
> Hmm. Yeah, it seems like the regular permissions tests on the schemas
> in question should be enough to keep Joe User from making tables there,
> and I do not see a reason why the backend would care if there are
> non-catalog tables laying about in pg_catalog.
>
> Checking the commit history, it seems this was originally a test to
> prevent people from creating tables named "pg_xxx":
>
> http://git.postgresql.org/gitweb/?p=postgresql.git;a=commitdiff;h=9999f5a10e722c052006886b678995695001958a#patch3
>
> which may or may not have been critical once upon a time, but surely is
> not any more.
>
> So no objection to removing that particular test.
Patch attached. Barring objections, I'll apply this to 9.3 once we branch.
--
Robert Haas
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