Log Message:
-----------
Fix syntax in extract() examples
Author: Erik Rijkers <er(at)xs4all(dot)nl>
Modified Files:
--------------
pgsql/doc/src/sgml:
func.sgml (r1.491 -> r1.492)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/func.sgml?r1=1.491&r2=1.492)