Re: elegant and effective way for running jobs inside a database

On 03/09/2012 01:40 PM, Robert Haas wrote:
> On Fri, Mar 9, 2012 at 12:02 PM, David E. Wheeler<david@justatheory.com>  wrote:
>> On Mar 9, 2012, at 7:55 AM, Merlin Moncure wrote:
>>> 100% agree  (having re-read the thread and Alvaro's idea having sunk
>>> in).  Being able to set up daemon processes side by side with the
>>> postmaster would fit the bill nicely.  It's pretty interesting to
>>> think of all the places you could go with it.
>> pgAgent could use it *right now*. I keep forgetting to restart it after restarting PostgreSQL and finding after a
dayor so that no jobs have run.
 
> That can and should be fixed by teaching pgAgent that failing to
> connect to the server, or getting disconnected, is not a fatal error,
> but a reason to sleep and retry.

Yeah. It's still not entirely clear to me what a postmaster-controlled 
daemon is going to be able to do that an external daemon can't.

cheers

andrew