Log Message:
-----------
Patch to the pl/perl documents that clarifies the scope of global data and
gives an example of storing a code reference
by David Fetter
Modified Files:
--------------
pgsql/doc/src/sgml:
plperl.sgml (r2.32 -> r2.33)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/plperl.sgml.diff?r1=2.32&r2=2.33)