SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 4)
    Function sum (alias res1) (children 1)
     ExpressionList (children 1)
      Function plus (children 1)
       ExpressionList (children 2)
        Literal UInt64_1
        Function CAST (children 1)
         ExpressionList (children 2)
          Identifier dummy
          Literal \'Nullable(UInt8)\'
    Function toTypeName (alias t1) (children 1)
     ExpressionList (children 1)
      Identifier res1
    Function sum (alias res2) (children 1)
     ExpressionList (children 1)
      Function plus (children 1)
       ExpressionList (children 2)
        Literal UInt64_1
        Function nullIf (children 1)
         ExpressionList (children 2)
          Identifier dummy
          Literal UInt64_0
    Function toTypeName (alias t2) (children 1)
     ExpressionList (children 1)
      Identifier res2
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function remote (children 1)
       ExpressionList (children 2)
        Literal \'127.0.0.{2,3}\'
        Identifier system.one
