Log Message:
-----------
Allow EXPLAIN on CREATE TABLE AS.
Modified Files:
--------------
pgsql/doc/src/sgml/ref:
explain.sgml (r1.42 -> r1.43)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/explain.sgml?r1=1.42&r2=1.43)
pgsql/src/backend/parser:
gram.y (r2.628 -> r2.629)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/gram.y?r1=2.628&r2=2.629)