/// <summary>
/// select data from database using stored procedure
/// </summary>
/// <param name="spName"></param>
/// <param name="data"></param>
/// <returns></returns>
protected Data selectSP(String spName, Data data)
{
dbc = new DBC();
dbc.open();
result = dbc.selectSP(spName, data);
dbc.close();
dbc = null;
return result;
}
