* Andres Freund (and...@anarazel.de) wrote:
> On 2016-02-10 13:46:05 +0100, Magnus Hagander wrote:
> > * If the client disconnects with a non-exclusive backup running, the backup
> > is automatically aborted. This is the same thing that pg_basebackup does.
> > To use these non-exclusive backups the backup software will have to
> > maintain a persistent connection to the database -- something that should
> > not be a problem for any of the modern ones out there (but would've been
> > slightly trickier back in the days when we suggested shellscripts)
> I think we might want to make this one optional, but I'm not going to
> fight super hard for it.

I was thinking along the same lines.

> > * A new version of pg_stop_backup is created, taking an argument specifying
> > if it's exclusive or not. The current version of pg_stop_backup() continues
> > to work for exclusive backups, with no changes to behavior. The new
> > pg_stop_backup will return a record of three columns instead of just the
> > value -- the LSN (pglsn), the backup label file (text) and the tablespace
> > map file (text).
> I wonder if we shouldn't change the API a bit more aggressively. Right
> now we return the label and the map - but what if there's more files at
> some later point? One way would be to make it a SETOF function returning
> 'filename', 'content' or such.  Makes it less clear what to do with the
> lsn admittedly.

If we make the 'client disconnect means abort' optional then we'd also
need to modify the API of stop backup to specify which backup to stop,
I'd think.



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