ignoring NOLOGGING - logical area just created DEFERRED

  Explanation:  This is an informational message reported  to  the
  user   when   NOLOGGING  is  ignored.   When  CREATE  INDEX  ...
  NOLOGGING is used with MAINTENANCE IS ENABLED  DEFERRED  logging
  is  also  deferred.  However, Rdb can not disable logging in the
  same session.

  User  Action:   No  user  action  is  required,   but   database
  administrators should note that full logging is still in use and
  DDL operations on the index may generate  more  log  file  space
  than expected.