SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function ignore (children 1)
     ExpressionList (children 1)
      Function subtractDays (children 1)
       ExpressionList (children 2)
        Function toDateTime (children 1)
         ExpressionList (children 1)
          Literal UInt64_0
        Literal UInt64_1