Re: DBMS_File Equivalent? - Mailing list pgsql-general

From Dunc
Subject Re: DBMS_File Equivalent?
Date
Msg-id 41DD9B2C.3080402@dunc-it.com
Whole thread Raw
In response to DBMS_File Equivalent?  (Dunc <postgresql@dunc-it.com>)
Responses Re: DBMS_File Equivalent?  ("Joshua D. Drake" <jd@commandprompt.com>)
List pgsql-general
I wrote:

> Can a trigger, written in plperl, write to the OS when it fires?  I
> want to write a trigger, in plperl, that builds an RSS feed file with
> each row that gets added to one of my tables.  My database (8 rc 3, on
> Redhat 9) seems to choke (terminated on signal 11) each time I try to
> write to the OS - I would imagine because it's a major security threat
> to have the DB blindly writing to the filesystem.  I guess what I
> really need is something like dbms_file in Oracle, where one
> predefines where the DB is allowed to read and write files.  Can this
> be done with Postgres?
>
> Dunc
>
In thinking about this I'm wondering if I'm making this harder then it
needs to be.  If I could write a function that builds, and returns the
RSS file that would accomplish what I want - assuming that I could call
the function from a webpage.  Can Postgres functions be called from a
URL, similar to how PL/SQL files can be in Oracle?

Dunc


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