Re: ALTER SYSTEM vs symlink - Mailing list pgsql-hackers

From Robert Haas
Subject Re: ALTER SYSTEM vs symlink
Date
Msg-id CA+TgmobDJ3Wvs2_Q9q=GcrcsjV5-QGpWnNUGou-+6MwUpc2bxQ@mail.gmail.com
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In response to Re: ALTER SYSTEM vs symlink  (Amit Kapila <amit.kapila16@gmail.com>)
Responses Re: ALTER SYSTEM vs symlink  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
On Mon, Nov 2, 2015 at 10:13 PM, Amit Kapila <amit.kapila16@gmail.com> wrote:
> I think that is the sensible way to deal with this and any other such
> parameters.  We already have a way to disallow setting of individual
> parameters (GUC_DISALLOW_IN_AUTO_FILE) via Alter System.
> Currently we disallow to set data_directory via this mechanism and I think
> we can do the same for other parameters if required.  Do you think we
> should do some investigation/analysis about un-safe parameters rather
> then doing it in retail fashion?

-1.

This was discussed before, and I feel about it now the same way I felt
about it then: disallowing all GUCs that could potentially cause the
server not to start would make ALTER SYSTEM a whole lot less useful.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



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