On the database server, go to $ORACLE_HOME/rdbms/admin
copy utlxplan.sql to utlxplan.sql.original – you don’t want to lose the original Oracle script.
Edit utlxplan.sql and change it to the following...
Not long ago, a veteran Db2 for z/OS DBA contacted me with an interesting question. He had, in the system he supported, a table with a clustering index, and he wanted to know how he could get Db2 to a...