On Fri, Mar 20, 2020 at 3:58 PM Justin Pryzby <pryzby@telsasoft.com> wrote:
> > + A process that writes dirty pages and <glossterm>WAL
> > + Records</glossterm> to the file system and creates a special
>
> Does the chckpointer actually write WAL ?
Yes.
> An FK doesn't require the values in its table to be unique, right ?
I believe it does require that the values are unique.
> I think there's some confusion. Constraints are not objects, right ?
I think constraints are definitely objects. They have names and you
can, for example, COMMENT on them.
> Do we use shared_buffers for WAL ?
No.
(I have not reviewed the patch; these are just a few comments on your comments.)
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
