{ { ARCHIVELOG | NOARCHIVELOG }
| [NO] FORCE LOGGING
| ADD [STANDBY] LOGFILE [THREAD integer]
  [GROUP integer] redo_log_file_spec [, [GROUP integer] redo_log_file_spec]... 
| DROP [STANDBY] LOGFILE logfile_descriptor [, logfile_descriptor]...
| ADD [STANDBY] LOGFILE MEMBER 'filename' [REUSE] [, 'filename' [REUSE]]...
  TO logfile_descriptor [, logfile_descriptor]...
| DROP [STANDBY] LOGFILE MEMBER 'filename' [, 'filename']...
| ADD SUPPLEMENTAL LOG DATA 
   [ ( { PRIMARY KEY | UNIQUE INDEX } 
       [, { PRIMARY KEY | UNIQUE INDEX }]... ) COLUMNS ]
| DROP SUPPLEMENTAL LOG DATA
| RENAME FILE 'filename' [, 'filename']... TO 'filename'
| CLEAR [UNARCHIVED] LOGFILE
  logfile_descriptor [, logfile_descriptor]... [UNRECOVERABLE DATAFILE]
}