SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function dictGetHierarchy (children 1)
     ExpressionList (children 2)
      Literal \'database_for_dict.dictionary_with_hierarchy\'
      Function materialize (children 1)
       ExpressionList (children 1)
        Function toUInt64 (children 1)
         ExpressionList (children 1)
          Literal UInt64_11
