Answer Posted / venky
string cns=@"server=.\SQLEXPRESS;Database=emp;Integrated Security=SSPI";
cn=new SqlConnection(cns);
string sql = "select * from mytable";
DataSet ds = new DataSet();
SqlDataAdapter adpt=new SqlDataAdapter(sql,cn);
adpt.Fill(ds,"emp1");
.....after altering table....
sqlcommandbuilder cbdr=new sqlcommandbuilder(adpt);
adpt.Update(ds,"emp1");
your changes automaically save into databases...
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