* Fabrízio de Royes Mello (fabriziomello@gmail.com) wrote:
> Understood... a "COMMENT" is a database object, then if we add a creation
> time column to pg_description/shdescription tables how we track his
> creation time?
When it's NULL it "doesn't exist", in this case, when it transistions
from NULL, it becomes created. A transistion from non-NULL to non-NULL
would be an alter, and a transistion from non-NULL to NULL would be a
drop/remove.
Thanks,
Stephen