I using this in code in c# for data set primray key but composit key not working?

this code is workin on one column pk but not working for more than one column Pk (Composite key).


what change should be done





\\code start


DataColumn[] keys=new DataColumn[1];


keys[0]=dataSet11.Tables["Orders"].Col...


dataSet11.Tables["Orders"].Constraints... UniqueConstraint("ck_constraint",keys[0]...


dataSet11.Tables["Orders"].PrimaryKey=...


DataRow findrow = dataSet11.Tables"Orders"].Rows.Find("200...


\\code end

I using this in code in c# for data set primray key but composit key not working?
Taht looks good, but I'd try this instead.





\\code start


DataColumn[] keys=new DataColumn[1];


dataSet11.Tables["Orders"].Con... UniqueConstraint("ck_constrain...


keys[0]=dataSet11.Tables["Orde...


dataSet11.Tables["Orders"].Pri...


DataRow findrow = dataSet11.Tables"Orders"].Rows...


\\code end