Log Message:
-----------
date_trunc also accepts 'quarter'. Noted by Yoshihisa Nakano.
Tags:
----
REL7_4_STABLE
Modified Files:
--------------
pgsql/doc/src/sgml:
func.sgml (r1.177.2.4 -> r1.177.2.5)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/func.sgml.diff?r1=1.177.2.4&r2=1.177.2.5)