Log Message:
-----------
Fix confusion between COPY FROM and COPY TO, per Gavin Sharry and Arul Shaji.
Modified Files:
--------------
pgsql/doc/src/sgml/ref:
set_transaction.sgml (r1.23 -> r1.24)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/set_transaction.sgml.diff?r1=1.23&r2=1.24)