SqlConnection myConnection = new SqlConnection("server=(local)\\NetSDK;Trusted_Connection=yes;database=northwind");
SqlCommand myCommand = new SqlCommand();
SqlTransaction myTrans;
// Open the connection.
myConnection.Open();
// Assign the connection property.
myCommand.Connection = myConnection;
// Begin the transaction.
myTrans = myConnection.BeginTransaction();
// Assign transaction object for a pending local transaction
myCommand.Transaction = myTrans;
try
{
// Restore database to near it's original condition so sample will work correctly.
myCommand.CommandText = "DELETE FROM Region WHERE (RegionID = 100) OR (RegionID = 101)";
myCommand.ExecuteNonQuery();
// Insert the first record.
myCommand.CommandText = "Insert into Region (RegionID, RegionDescription) VALUES (100, 'MidWestern')";
myCommand.ExecuteNonQuery();
// Insert the second record.
myCommand.CommandText = "Insert into Region (RegionID, RegionDescription) VALUES (101, 'MidEastern')";
myCommand.ExecuteNonQuery();
myTrans.Commit();
Console.WriteLine("Both Records are written to the database!");
}
catch(Exception e)
{
myTrans.Rollback();
Console.WriteLine(e.ToString());
Console.WriteLine("Neither record is written to the database!");
}
finally
{
myConnection.Close();
}
![](https://img2024.cnblogs.com/blog/35695/202403/35695-20240328092537879-1189167464.jpg)