create_cluster_spec

create_cluster_spec 
      ::= 
      ( "pctused" n ) | ( "pctfree" n ) 
      | ( "size" n [ "k" | "m" ] ) 
      | ( "initrans" n ) | ( "maxtrans" n ) 
      | ( "tablespace" tablespace_name ) 
      | ( "storage" "(" storage_spec { storage_spec } ")" ) 
      | ( "index" ) 
      | ( [ "hash" "is" column_name ] "hashkeys" n ) 

[rule list]
This rule is call by

create_cluster