Log Message:
-----------
Repair remarkably-inefficient query for dumping large object comments: it
was invoking obj_description() for each large object chunk, instead of once
per large object. This code is new as of 8.1, which may explain why the
problem hadn't been noticed already.
Modified Files:
--------------
pgsql/src/bin/pg_dump:
pg_dump.c (r1.437 -> r1.438)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/pg_dump.c.diff?r1=1.437&r2=1.438)