Bonnie and Cetin,
Thank you both very much for your help. It does the job!
>Dmitry,
>
>You need to use the .Expression Property of the Column:
>
>dstMyDataSet.Tables["MyTable"].Columns.Add("MyColumn3");
>dstMyDataSet.Tables["MyTable"].Columns["MyColumn3"].Expression = "MyColumn1 + MyColumn2";
>>
>~~Bonnie
>
>
>>I have a dataset with a datatable with 2 columns. I need to add a 3rd column that will be a concatenated of the other two.
>>
>>I figured the code of adding the column, as folows (and hopefully it is the right way):
>>
>>
>>dstMyDataSet.Tables["MyTable"].Columns.Add("MyColumn3");
>>>>
>>But I can't figure out how to make this column, MyColumn3 to be populated as a sum of the other two columns.
>>
>>Thank you in advance for any suggestions and help.
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