SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function date_trunc (children 1)
     ExpressionList (children 3)
      Literal \'hour\'
      Function toDateTime64 (children 1)
       ExpressionList (children 3)
        Literal \'2020-01-01 20:11:22.123\'
        Literal UInt64_3
        Literal \'Europe/London\'
      Literal \'Asia/Tokyo\'