SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 2)
    Identifier k
    Function runningAccumulate (alias res) (children 1)
     ExpressionList (children 1)
      Identifier sum_k
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 4)
          ExpressionList (children 2)
           Identifier number (alias k)
           Function sumState (alias sum_k) (children 1)
            ExpressionList (children 1)
             Identifier k
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Function numbers (children 1)
              ExpressionList (children 1)
               Literal UInt64_10
          ExpressionList (children 1)
           Identifier k
          ExpressionList (children 1)
           OrderByElement (children 1)
            Identifier k
