> There isn't sufficient support for such a "feature".
It sounds like a useful feature to me.
> In any case, why
> would creation time (as opposed to any other time, eg last schema
> modification, last data modification, yadda yadda) be especially
> significant?
Those would be nice to have too, but last data modification is
doubtless too expensive to compute and keep up to date.
> Would you expect it to be preserved over dump/restore?
Definitely not. Then it wouldn't really be the creation time, would it?
> How about every other object type in the system?
Good idea. I wouldn't bother for things that are intended to be
ephemeral, but having this for, say, functions, would be nice.
...Robert