Log Message:
-----------
Allow numeric_fac() to be interrupted, since it can take quite a while for
large inputs. Also cause it to error out immediately if the result will
overflow, instead of grinding through a lot of calculation first.
Per gripe from Jim Nasby.
Modified Files:
--------------
pgsql/src/backend/utils/adt:
numeric.c (r1.103 -> r1.104)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/numeric.c.diff?r1=1.103&r2=1.104)