Log Message:
-----------
Make clearer how arguments and return values in pl/perl are escaped. This is to clarify the situation that Theo Schlossnagle recently reported on -bugs.
Modified Files:
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pgsql/doc/src/sgml:
plperl.sgml (r2.65 -> r2.66)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/plperl.sgml.diff?r1=2.65&r2=2.66)