On Sun, Feb 05, 2017 at 12:46:41PM -0500, Tom Lane wrote:
> Noah Misch <n...@leadboat.com> writes:
> > DefineIndex() has a check_rights argument that determines whether to 
> > perform a
> > namespace ACL check.  When ALTER TABLE ALTER TYPE rebuilds an index, it sets
> > that flag.  The theory goes that use of DROP INDEX and CREATE INDEX is a 
> > mere
> > implementation detail of ALTER TABLE ALTER TYPE; the operation is logically 
> > like
> > an alteration of the existing index.  I think the same treatment should 
> > extend
> > to the tablespace ACL check, as attached.
> Seems generally reasonable.
> Is there any likely use-case for providing separate control flags for the
> two permission checks?  That would require an API change for DefineIndex,
> making this considerably more invasive, so I'm not pushing for it ---
> just think it's worth asking the question before proceeding.

Good question.  I can't think of one.

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