Re: Notify enhancement

[Andrew Dunstan <andrew(at)dunslane(dot)net>]

Alvaro Herrera wrote:
> Andrew Dunstan wrote:
>
>   
> > Josh Berkus asked me recently what cool things I would be working on 
> > now. I have just received the go ahead to work on this TODO item for the 
> > next release:
> >
> >  Add optional textual message to NOTIFY
> >
> >  This would allow an informational message to be added to the notify 
> > message, perhaps indicating the row modified or other custom information.
> >     
>
> Great!
>
> Are you also planning to do the removal of the pg_listener catalog?
> There were some ideas on how to do this, but nothing thoroughly
> designed.
>
> Neil Conway talked about using SLRU as a mechanism for storing listeners
> and messages.  Maybe you can find that discussion in the archives.  Part
> of it was via IRC though, and I don't remember how much of it was.  So
> details on the archives may be thin.
>
>   

I have no fixed plans. The only thing I know is a) we need a message and 
b) we need to change the semantics slightly so that events are no longer 
collapsed.

If anyone has bright ideas for this, now is the time to air them. I 
expect to begin work on it in a couple of weeks.

cheers

andrew