SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function length (children 1)
     ExpressionList (children 1)
      Function hex (children 1)
       ExpressionList (children 1)
        Function generateUUIDv4 (children 1)
         ExpressionList
