anchor.diff:      ;
   
   create_index
  -    : CREATE UNIQUE? INDEX index_name ON tableview_name '(' column_name (',' column_name)* ')' (COMPUTE STATISTICS)? ';'
  +    : CREATE UNIQUE? INDEX index_name ON tableview_name paren_column_list (COMPUTE STATISTICS)? ';'
       ;
   
   alter_index
  
positive.code:     | SQL TRANSLATION PROFILE schema_object_name
      ;
  
  // PL/SQL Specs
  
  // NOTE: In reality this applies to aggregate functions only
  
negative.code:     ;
  
  model_column_list
      : '(' (','? model_column)+  ')'
      ;
  
  model_column
  