anchor.diff:      ;
   
   functionCall
  -    : ID LP_( bitExprs?) RP_
  +    : ID LP_ bitExprs? RP_
       ;
   
   privateExprOfDb
  
positive.code:     ;
  
  groupByItem
      : (columnName | NUMBER |expr)  (ASC|DESC)?
      ;
  
negative.code: routineName
      : ID
      ;
  
  roleName
      : ID
  