Log Message:
-----------
Clearly document that timestamp alone means timestamp without timezone,
per SQL standard, and mention 7.3 behavior at the end.
Modified Files:
--------------
pgsql/doc/src/sgml:
datatype.sgml (r1.244 -> r1.245)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/datatype.sgml?r1=1.244&r2=1.245)