| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
| Cc: | David Gauthier <davegauthierpg(at)gmail(dot)com>, "pgsql-generallists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Run external command as part of an sql statement ? |
| Date: | 2018-05-07 21:52:22 |
| Message-ID: | 11260.1525729942@sss.pgh.pa.us |
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| Lists: | pgsql-general |
"David G. Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> writes:
> On Mon, May 7, 2018 at 2:35 PM, David Gauthier <davegauthierpg(at)gmail(dot)com>
> wrote:
>> I want to be able to run a shell command like this from within a stored
>> procedure. Is there a way to do this ?
> In core, you can probably use the untrusted version of Perl, Python, or
> Tcl to accomplish your goal. SQL and pl/pgSQL do not provide that
> capability.
Depending on what you want to do, COPY TO/FROM PROGRAM might be a
serviceable option. But, just like the untrusted-PL variants, you
need to be superuser. Keep in mind that the program will run as
the database server owner (which is the reason for the superuser
restriction).
regards, tom lane
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