ADO.NET 1.1和2.0事务的区别

SqlTransaction trans;

trans = con.BeginTransaction();
cmd.Transaction = trans;
try
{
    cmd.ExecuteNonQuery();
    trans.Commit();
}
catch(Exception e)
{
    trans.Rollback();
}
finally
{
    con.Close();
}
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using System.Transactions;
/  }