| From: | Peter Geoghegan <pg(at)heroku(dot)com> |
|---|---|
| To: | KONDO Mitsumasa <kondo(dot)mitsumasa(at)lab(dot)ntt(dot)co(dot)jp> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-committers(at)postgresql(dot)org |
| Subject: | Re: pgsql: Keep pg_stat_statements' query texts in a file, not in shared me |
| Date: | 2014-01-28 01:15:23 |
| Message-ID: | CAM3SWZQxKVfMufAuBQzJeAjw1i_xAvRXX3kD5f=mFqHYjq7k1g@mail.gmail.com |
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On Mon, Jan 27, 2014 at 5:12 PM, KONDO Mitsumasa
<kondo(dot)mitsumasa(at)lab(dot)ntt(dot)co(dot)jp> wrote:
> This patch has security problem that root can easily see the statement file
> in database cluster.
By default, we always serialize statements along with their query
texts to disk on shutdown. Until May of 2012, pg_stat_statements
didn't bother unlinking on startup, and so the file with query texts
was always on the PGDATA filesystem. What's the difference?
--
Peter Geoghegan
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