....Table[0]and
...Table["MyTable"]However, if you have more than one DataTable, then using the ...Table["MyTable"] syntax might be preferable, since then you don't have to remember which table number it is (i.e. the index into the Tables collection) ... for example, if "MyTable" was the TableName of the 3rd DataTable in the DataSet, then you'd use ...Table[2] to access it by index.
>>string MyVariable = MyDataSet.Tables[0].Rows[0]["MyColumn"].ToString();
>>
>>or>>string MyVariable = MyDataSet.Tables["MyTable"].Rows[0]["MyColumn"].ToString();
>>
>....Table[0]> and
...Table["myTable"]?