Log Message:
-----------
Add a HINT about the likely reason for 'invalid multibyte character for locale' failure.
Modified Files:
--------------
pgsql/src/backend/utils/adt:
oracle_compat.c (r1.55 -> r1.56)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/oracle_compat.c.diff?r1=1.55&r2=1.56)