{

                       // declare the SqlDataReader, which is used in

                       // both the try block and the finally block

                       SqlDataReader rdr = null;

                       // create a connection object

                       SqlConnection conn = new SqlConnection(

"Data Source=(local);Initial Catalog=Northwind;Integrated Security=SSPI");

                       // create a command object

                       SqlCommand cmd  = new SqlCommand(

                               "select * from Customers", conn);

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