[schema .] table [t_alias] 
( index_expr [ ASC | DESC ] [, index_expr [ ASC | DESC ]]... ) 
[ { { global_partitioned_index | local_partitioned_index }
    | index_attributes 
  }
| domain_index_clause
]

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