| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "Medi Montaseri" <montaseri(at)gmail(dot)com> |
| Cc: | "Scott Marlowe" <scott(dot)marlowe(at)gmail(dot)com>, qinghuamail-postgresqlfans(at)yahoo(dot)com, postgresql-admin <pgsql-admin(at)postgresql(dot)org> |
| Subject: | Re: how to create dir using pg/plsql |
| Date: | 2007-08-29 16:47:55 |
| Message-ID: | 5790.1188406075@sss.pgh.pa.us |
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| Lists: | pgsql-admin |
"Medi Montaseri" <montaseri(at)gmail(dot)com> writes:
> I was under the impression that recent modern databases, like PG, allow you
> to transfer control to an out-of-system (system being the DB engine) module
> (shared lib, dll). That is while triggers transfer control within the
> system, now mechanisms exists that allow you to go outside of the system. In
> that context, whence the control is transferred to a C, Perl or whatever
> language, who is to stop that function from doing anything it wants.
Well, sure. Postgres calls those untrusted languages, and only lets
database superusers use them.
regards, tom lane
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