Log Message:
-----------
Add an ORDER BY to nail down the expected row order from a query that's
been shown to be sensitive to concurrent autovacuum. Per Alvaro.
Modified Files:
--------------
pgsql/src/test/regress/sql:
cluster.sql (r1.11 -> r1.12)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/sql/cluster.sql?r1=1.11&r2=1.12)
pgsql/src/test/regress/expected:
cluster.out (r1.19 -> r1.20)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/expected/cluster.out?r1=1.19&r2=1.20)