Re: Proposal: Store "timestamptz" of database creation on "pg_database"

On Thu, Jan 3, 2013 at 9:18 AM, Pavel Stehule <pavel.stehule@gmail.com> wrote:
> 2013/1/3 Peter Eisentraut <peter_e@gmx.net>:
>> On 1/2/13 11:08 PM, Fabrízio de Royes Mello wrote:
>>> The attached patch add a new column into 'pg_database' called
>>> 'datcreated' to store the timestamp of database creation.
>>>
>>> If this feature is approved I could extend it to add a column into
>>> 'pg_class' to store creation timestamp too.
>>
>> While I'm entirely in favor of this feature in general, I think this is
>> the wrong way to approach it.  It will end up like the CREATE OR REPLACE
>> support: We add it for a few commands in one release, for a few more
>> commands in the next release, for almost all commands in the following
>> release, and now we're still not done.
>>
>> If we're going to store object creation time, I think we should do it
>> for all objects, stored in a separate catalog, like pg_depend or
>> pg_description, keyed off classid, objectid.  And have a simple C
>> function to call to update the information stored there.
>>
>> That would also make storing the modification time, which I'd ask for
>> next, easier.
>
> +1

+1

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company