anchor.diff:      ;
   
   relational_table
  -    : ('(' relational_properties (',' relational_properties)* ')')?
  +    : ('(' relational_property (',' relational_property)* ')')?
         (ON COMMIT (DELETE | PRESERVE) ROWS)?
         physical_properties? column_properties? table_partitioning_clauses?
         (CACHE | NOCACHE)? (RESULT_CACHE '(' MODE (DEFAULT | FORCE) ')')?
  
positive.code: 
  partitioned_table
      :  PARTITION partition_name?
          ((segment_attributes_clause | key_compression)+ )?
          UNUSABLE?
      ;
  
  
negative.code:     ;
  
  supplemental_table_logging
      : ADD SUPPLEMENTAL LOG  (supplemental_log_grp_clause | supplemental_id_key_clause)
         (',' SUPPLEMENTAL LOG  (supplemental_log_grp_clause | supplemental_id_key_clause) )*
      | DROP SUPPLEMENTAL LOG (supplemental_id_key_clause | GROUP log_grp)
          (',' SUPPLEMENTAL LOG (supplemental_id_key_clause | GROUP log_grp) )*
      ;
  
  