SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers_mt (children 1)
       ExpressionList (children 1)
        Literal UInt64_20000000
   Function not (children 1)
    ExpressionList (children 1)
     Function ignore (children 1)
      ExpressionList (children 1)
       Function toIPv6OrZero (children 1)
        ExpressionList (children 1)
         Function randomString (children 1)
          ExpressionList (children 1)
           Literal UInt64_8
