SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function decodeURLComponent (children 1)
       ExpressionList (children 1)
        Function encodeURLComponent (children 1)
         ExpressionList (children 1)
          Function randomString (alias x) (children 1)
           ExpressionList (children 1)
            Literal UInt64_100
      Identifier x
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (children 1)
       ExpressionList (children 1)
        Literal UInt64_100000
