Log Message:
-----------
Do not start transaction if the command is CLUSTER with no argument
Modified Files:
--------------
pgpool-II:
pool_process_query.c (r1.149 -> r1.150)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_process_query.c?r1=1.149&r2=1.150)