CREATE [UNDO] TABLESPACE tablespace 
[DATAFILE filespec [autoextend_clause] [, filespec [autoextend_clause]]... ] 
[{ MINIMUM EXTENT integer [ K | M ]
 | BLOCKSIZE integer [K]
 | { LOGGING | NOLOGGING }   
 | DEFAULT storage_clause
 | { ONLINE | OFFLINE }
 | { PERMANENT | TEMPORARY }
 | extent_management_clause
 | segment_management_clause
 }
 [ MINIMUM EXTENT integer [ K | M ]
 | BLOCKSIZE integer [K]
 | { LOGGING | NOLOGGING }   
 | DEFAULT storage_clause
 | { ONLINE | OFFLINE }
 | { PERMANENT | TEMPORARY }
 | extent_management_clause
 | segment_management_clause
 ]...
]
;

For information on the symbols and conventions of Backus-Naur Form (BNF) syntax, see Appendix A.