ALTER OUTLINE [ PUBLIC | PRIVATE ] outline
{ REBUILD
| RENAME TO new_outline_name
| CHANGE CATEGORY TO  new_category_name 
}
[ REBUILD
| RENAME TO new_outline_name
| CHANGE CATEGORY TO new_category_name
]...
;

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