> It'll only get sent to the client the next time the server processes a
> query. We can't just at arbitrary points reload the config file or send
> messages out. The SIGHUP handler just sets ConfigReloadPending which
> PostgresMain() then processes:
> * (6) check for any other interesting events that happened
> while we
> * slept.
> if (ConfigReloadPending)
> ConfigReloadPending = false;
> which'll then, in turn, send out ParameterStatus messages for changed
> GUC_REPORT GUCs.
Thanks. I confirmed what you said by using strace attached to
One thing I noticed was, some GUC variables were sent as well even if
they were not changed.
1\0Z\0\0\0\5I", 146, 0, NULL, 0) = 146
So not only standard_conforming_strings, but Datestyle and TimeZone
were sent to frontend (I only changed standard_conforming_strings in
SRA OSS, Inc. Japan