Re: storing an explicit nonce

Bruce Momjian <bruce@momjian.us>

From: Bruce Momjian <bruce@momjian.us>

To: Robert Haas <robertmhaas@gmail.com>

Cc: Andres Freund <andres@anarazel.de>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>, Antonin Houska <ah@cybertec.at>, Ants Aasma <ants@cybertec.at>, Sasasu <i@sasa.su>

Date: 2021-10-07T16:56:22Z

Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

Rethink method for assigning OIDs to the template0 and postgres DBs.
- 2cb1272445d2 15.0 landed
pg_upgrade: Preserve database OIDs.
- aa01051418f1 15.0 landed
pg_upgrade: Preserve relfilenodes and tablespace OIDs.
- 9a974cbcba00 15.0 landed
Fix for new Boolean node
- cf925936ecc0 15.0 cited
Improve error handling of HMAC computations
- 5513dc6a304d 15.0 cited
Add macro RelationIsPermanent() to report relation permanence
- 95d77149c535 14.0 landed
Enhance nbtree index tuple deletion.
- d168b666823b 14.0 cited

On Thu, Oct  7, 2021 at 12:32:16PM -0400, Robert Haas wrote:
> On Thu, Oct 7, 2021 at 12:26 PM Andres Freund <andres@anarazel.de> wrote:
> > We rely on it today, e.g. for the control file.
> 
> I think that's the only place, though. We can't rely on it for data
> files because base backups don't go through shared buffers, so reads
> and writes can get torn in memory and not just on sector boundaries.

Uh, do backups get torn and later used?

-- 
  Bruce Momjian  <bruce@momjian.us>        https://momjian.us
  EDB                                      https://enterprisedb.com

  If only the physical world exists, free will is an illusion.