SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function IPv6NumToString (children 1)
     ExpressionList (children 1)
      Function bitOr (children 1)
       ExpressionList (children 2)
        Function materialize (children 1)
         ExpressionList (children 1)
          Function IPv6StringToNum (children 1)
           ExpressionList (children 1)
            Literal \'2001:0db8:85a3:8d3a:b2da:8a2e:0370:7334\'
        Function IPv6StringToNum (children 1)
         ExpressionList (children 1)
          Literal \'2ff0:0000:0000:0000:0000:0000:0000:0000\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.numbers
   Literal UInt64_10
