Re: [HACKERS] Dynamic background workers & docs question

2014-03-24 Thread Michael Paquier
On Mon, Mar 24, 2014 at 11:03 PM, Magnus Hagander wrote: > That's what I thought. Can a dynamic background worker start *another* > dynamic background worker, or can they only be started from "first level" > background workers? I have never really tried by myself, but I don't see any reason why it

Re: [HACKERS] Dynamic background workers & docs question

2014-03-24 Thread Magnus Hagander
On Mon, Mar 24, 2014 at 12:20 PM, Michael Paquier wrote: > On Mon, Mar 24, 2014 at 5:54 PM, Magnus Hagander > wrote: > > I was looking at > http://www.postgresql.org/docs/devel/static/bgworker.html > > with a client today. > > > > It says: > > "Unlike RegisterBackgroundWorker, which can only be

Re: [HACKERS] Dynamic background workers & docs question

2014-03-24 Thread Michael Paquier
On Mon, Mar 24, 2014 at 5:54 PM, Magnus Hagander wrote: > I was looking at http://www.postgresql.org/docs/devel/static/bgworker.html > with a client today. > > It says: > "Unlike RegisterBackgroundWorker, which can only be called from within the > postmaster,RegisterDynamicBackgroundWorker must be

[HACKERS] Dynamic background workers & docs question

2014-03-24 Thread Magnus Hagander
I was looking at http://www.postgresql.org/docs/devel/static/bgworker.htmlwith a client today. It says: "Unlike RegisterBackgroundWorker, which can only be called from within the postmaster,RegisterDynamicBackgroundWorker must be called from a regular backend." Is that the correct restriction? In