{APPLICATION ROOT DATABASE {identifier | quoted_string} [, {identifier | quoted_string}]... | DATABASE [ROOT] | PLUGGABLE DATABASEpdb_name [, pdb_name]...} | DATAFILEdatafileSpec [, datafileSpec]... | TABLESPACE [pdb_name :] ['] tablespace_name ['] [, [pdb_name :] ['] tablespace_name [']]...