Cannot access SqlTransaction object to rollback in catch block

Question

I\'ve got a problem, and all articles or examples I found seem to not care about it.

I want to do some database actions in a transaction. What I want to do is very s

Answer 1

SqlConnection conn = null;
SqlTransaction trans = null;

try
{
   conn = new SqlConnection(_ConnectionString);
   conn.Open();
   trans = conn.BeginTransaction();
   /*
    * DB WORK
    */
   trans.Commit();
}
catch (Exception ex)
{
   if (trans != null)
   {
      trans.Rollback();
   }
   return -1;
}
finally
{
   if (conn != null)
   {
      conn.Close();
   }
}