SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function toStartOfInterval (children 1)
     ExpressionList (children 4)
      Function materialize (children 1)
       ExpressionList (children 1)
        Function toDateTime (children 1)
         ExpressionList (children 1)
          Literal \'2023-01-02 14:45:50\'
      Function toIntervalHour (children 1)
       ExpressionList (children 1)
        Literal UInt64_1
      Function toDateTime (children 1)
       ExpressionList (children 1)
        Literal \'2023-01-02 14:44:30\'
      Literal \'Europe/Amsterdam\'
