Log Message:
-----------
Fix spccache.c to not suppose that a cache entry will live across database
access, per testing with CLOBBER_CACHE_ALWAYS. Minor other editorialization.
Modified Files:
--------------
pgsql/src/backend/utils/cache:
spccache.c (r1.2 -> r1.3)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/cache/spccache.c?r1=1.2&r2=1.3)