From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | Willy-Bas Loos <willybas(at)gmail(dot)com> |
Cc: | pgsql-general(at)postgresql(dot)org, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: [HACKERS] register creation date of table |
Date: | 2011-10-15 10:51:35 |
Message-ID: | CA+TgmoYfjH7Rj2a8__dD2M6P==2nkd4ySHYJc4WGCBQz=yZo_g@mail.gmail.com |
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Lists: | pgsql-general pgsql-hackers |
On Fri, Oct 14, 2011 at 6:20 AM, Willy-Bas Loos <willybas(at)gmail(dot)com> wrote:
> 1. I think that there is no such information in the system tables. is
> that correct?
Yes. It's been discussed before but some people (particularly, Tom,
IIRC) are not convinced that it's useful enough to justify its
existence.
> 2. i would like to go back in time. I think that i will just look up
> the creation date for the files in the data directory and translate
> their oid's to the object names and then update their dates. This
> would of course only work from the last restore. Is that a good way to
> do it?
Well, that timestamp will get bumped on TRUNCATE, CLUSTER, VACUUM
FULL, and rewriting versions of ALTER TABLE.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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