RE: Libpq support to connect to standby server as priority

From: Tatsuo Ishii [mailto:ishii@sraoss.co.jp]
> But pg_is_in_recovery() returns true even for a promoting standby. So
> you have to wait and retry to send pg_is_in_recovery() until it
> finishes the promotion to find out it is now a primary. I am not sure
> if backend out to be responsible for this process. If not, libpq would
> need to handle it but I doubt it would be possible.

Yes, the application needs to retry connection attempts until success.  That's not different from PgJDBC and other
DBMSs.


Regards
Takayuki Tsunakawa