SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function divide (children 1)
     ExpressionList (children 2)
      Function sum (children 1)
       ExpressionList (children 1)
        Function equals (children 1)
         ExpressionList (children 2)
          Function sqrt (children 1)
           ExpressionList (children 1)
            Function multiply (children 1)
             ExpressionList (children 2)
              Identifier x
              Identifier x
          Identifier x
      Function count (children 1)
       ExpressionList
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.one
    TablesInSelectQueryElement (children 1)
     ArrayJoin (children 1)
      ExpressionList (children 1)
       Function range (alias x) (children 1)
        ExpressionList (children 1)
         Literal UInt64_1000000