SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 2)
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier res
    Function array (alias res) (children 1)
     ExpressionList (children 2)
      Literal Array_[UInt64_1, UInt64_2, UInt64_3]
      Literal Array_[\'str_1\', \'str_2\', \'str_3\']
