Log Message:
-----------
Document that citext operators must be in the current search path.
Modified Files:
--------------
pgsql/doc/src/sgml:
citext.sgml (r1.2 -> r1.3)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/citext.sgml?r1=1.2&r2=1.3)