On Tue, Nov 25, 2014 at 3:49 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: > While fooling around with the array_agg(anyarray) patch, I noted > that dblink_get_connections() returns NULL if there are no active > connections. It seems like an empty array might be a saner > definition --- thoughts?
I don't think it matters much. I wouldn't break backward compatibility to change it from this behavior to that one, and if we'd picked the other one I wouldn't break compatibility to change it to this behavior. Anybody who cares can wrap a COALESCE() around it. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
