Hi,
On 2017-03-09 14:30:21 -0500, Peter Eisentraut wrote:
> In practice, I think it's common to do a quick select * from
> pg_stat_activity to determine whether a database instance is in use.
> (You always see your own session, but that's easy to eyeball.) If we
> add all the various background processes by default, that will make
> things harder, especially if there is no straightforward way to filter
> them out.
A good chunk of those still apply to database attached background
workers (say dropping a database, using it as a template) - so I'm not
really convinced that's an issue.
- Andres