[syslog-ng] group-by() send all messages to destination() ?

[Fabien Wernli]

Hi again,

On Wed, Oct 02, 2019 at 09:40:21AM +0200, Fabien Wernli wrote:
> message, but that won't help you as you can't (AFAIK) loop through the
> backref index. What you might be able to do is use the `$(grep)` function

Actually, you cannot yet, but might be able to soon(ish):

https://github.com/syslog-ng/syslog-ng/issues/2926#issuecomment-536985104