| From: | Julien Rouhaud <rjuju123(at)gmail(dot)com> |
|---|---|
| To: | qiumingcheng <qiumingcheng(at)aliyun(dot)com> |
| Cc: | pgsql-general <pgsql-general(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: A question about leakproof |
| Date: | 2022-10-17 01:40:20 |
| Message-ID: | 20221017014020.qpu2f5yy4lridhic@jrouhaud |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
Hi,
On Mon, Oct 17, 2022 at 09:15:20AM +0800, qiumingcheng wrote:
> Hello， My questions are as follows：
> Problem description
> After testing, we don't find the difference between functions of
> proleakproof=true and functions of proleakproof=false (the function is
> described in pg_proc). Can you give specific examples to show that functions
> of proleakproof=true are more secure or can prevent data disclosure than
> functions of proleakproof=false. My related testing process is as follows
> (the rsp_user and wumk used below are the two database users that have been
> created).
Have you looked at
https://wiki.postgresql.org/wiki/What%27s_new_in_PostgreSQL_9.2#Security_barriers_and_Leakproof?
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