CONFIGURE {DB_UNIQUE_NAME ['] db_unique_name ['] {CLEAR | CONNECT IDENTIFIER quoted_string} | delalConf | AUXNAME FOR DATAFILE datafileSpec {CLEAR | TO ' filename '} | backupConf | cfauConf | COMPRESSION ALGORITHM {CLEAR | quoted_string [ { {OPTIMIZE FOR LOAD {TRUE | FALSE} | AS OF RELEASE quoted_string}}...]} | deviceConf | ENCRYPTION {ALGORITHM {CLEAR | quoted_string} | FOR {DATABASE | TABLESPACE [pdb_name :] ['] tablespace_name [']} { {ON | OFF} | CLEAR}} | RMAN OUTPUT {CLEAR | TO KEEP FOR integer DAYS} | SNAPSHOT CONTROLFILE NAME {CLEAR | TO ' filename '}} [forDbUniqueNameOption]