SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 4)
    Function min (alias start) (children 1)
     ExpressionList (children 1)
      Function plus (alias day) (children 1)
       ExpressionList (children 2)
        Function toDateTime (children 1)
         ExpressionList (children 2)
          Literal \'2011-01-01 00:00:00\'
          Literal \'Europe/Moscow\'
        Function toIntervalDay (children 1)
         ExpressionList (children 1)
          Identifier number
    Function max (alias end) (children 1)
     ExpressionList (children 1)
      Identifier day
    Function count (children 1)
     ExpressionList (children 1)
      Literal UInt64_1
    Function concat (alias DST) (children 1)
     ExpressionList (children 3)
      Function toString (children 1)
       ExpressionList (children 1)
        Function toYear (children 1)
         ExpressionList (children 1)
          Identifier day
      Literal \'_\'
      Function toString (children 1)
       ExpressionList (children 1)
        Function timezoneOffset (children 1)
         ExpressionList (children 1)
          Identifier day
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (children 1)
       ExpressionList (children 1)
        Function plus (children 1)
         ExpressionList (children 2)
          Function multiply (children 1)
           ExpressionList (children 2)
            Literal UInt64_365
            Literal UInt64_4
          Literal UInt64_1
   ExpressionList (children 1)
    Identifier DST
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier start