On Wed, Feb 28, 2024 at 1:18 AM Robert Haas <robertmh...@gmail.com> wrote: > > On Mon, Feb 26, 2024 at 5:31 PM torikoshia <torikos...@oss.nttdata.com> wrote: > > It would be nice if there was a place accessed once every few seconds or > > so.. > > I think this comment earlier from Andres deserves close attention: > > # If we went with something like tht approach, I think we'd have to do > something > # like redirecting node->ExecProcNode to a wrapper, presumably from within a > # CFI. That wrapper could then implement the explain support, without slowing > # down the normal execution path. > > If this is correctly implemented, the overhead in the case where the > feature isn't used should be essentially zero, I believe.
If I can rephrase this idea: it's basically "delay this interrupt until inline to the next ExecProcNode execution". That seems pretty promising to me as well. Regards, James Coleman
