Description of problem:
spacewalk-archive-audits fails with traceback on Satellite 5.6 with Oracle backend due to ORA-00911 error.

Version-Release number of selected component (if applicable):
Satellite-5.6.0-RHEL5-re20130926.0
spacewalk-utils-2.0.2-11.el5sat.noarch

How reproducible:
always

Steps to Reproduce:
1. run spacewalk-archive-audits --list
2. check the output

Actual results:

# spacewalk-archive-audits --list
Traceback (most recent call last):
  File "/usr/bin/spacewalk-archive-audits", line 209, in ?
    list(options)
  File "/usr/bin/spacewalk-archive-audits", line 156, in list
    names = tables()
  File "/usr/bin/spacewalk-archive-audits", line 131, in tables
    stmt = rhnSQL.execute(_get_sql('FIND_TABLE'))
  File "/usr/lib/python2.4/site-packages/spacewalk/server/rhnSQL/__init__.py", line 172, in execute
    return apply(db.execute, (sql, ) + args, kwargs)
  File "/usr/lib/python2.4/site-packages/spacewalk/server/rhnSQL/driver_cx_Oracle.py", line 490, in execute
    apply(cursor.execute, args, kwargs)
  File "/usr/lib/python2.4/site-packages/spacewalk/server/rhnSQL/sql_base.py", line 163, in execute
    return apply(self._execute_wrapper, (self._execute, ) + p, kw)
  File "/usr/lib/python2.4/site-packages/spacewalk/server/rhnSQL/driver_cx_Oracle.py", line 108, in _execute_wrapper
    retval = apply(function, p, kw)
  File "/usr/lib/python2.4/site-packages/spacewalk/server/rhnSQL/sql_base.py", line 217, in _execute
    return self._execute_(args, kwargs)
  File "/usr/lib/python2.4/site-packages/spacewalk/server/rhnSQL/driver_cx_Oracle.py", line 161, in _execute_
    self._real_cursor.execute(*(None, ), **params)
spacewalk.server.rhnSQL.sql_base.SQLStatementPrepareError: ('ORA-00911: invalid character\n', 911, "select table_name from user_tables where table_name like '%!_LOG' escape '!';")

Expected results:
# spacewalk-archive-audits --list
                 web_contact_log : 8
                   rhnserver_log : 3600
              rhnservergroup_log : 3076

Additional info:
this is only Oracle issue