Povezivanje Aplikacije sa SQL bazom

public static DataSet SelectSqlCeRows(string myConnection, string mySelectQuery, string myTableName) {
SqlCeConnection myConn = new SqlCeConnection(myConnection);
SqlCeDataAdapter myDataAdapter = new SqlCeDataAdapter();
myDataAdapter.SelectCommand = new SqlCeCommand(mySelectQuery, myConn);
SqlCeCommandBuilder cb = new SqlCeCommandBuilder(myDataAdapter);

myConn.Open();

DataSet ds = new DataSet();
myDataAdapter.Fill(ds, myTableName);

//code to modify data in DataSet goes here

//Without the SqlCeCommandBuilder this line would fail
myDataAdapter.Update(ds, myTableName);

myConn.Close();

return ds;
}