OdbcTransaction Class
Assembly: System.Data (in system.data.dll)
The application creates an OdbcTransaction object by calling BeginTransaction on the OdbcConnection object. All subsequent operations associated with the transaction (for example, committing or aborting the transaction) are performed on the OdbcTransaction object.
The following example creates an OdbcConnection and an OdbcTransaction. It also demonstrates how to use the BeginTransaction, Commit, and Rollback methods.
Public Sub ExecuteTransaction(ByVal connectionString As String) Using connection As New OdbcConnection(connectionString) Dim command As New OdbcCommand() Dim transaction As OdbcTransaction ' Set the Connection to the new OdbcConnection. command.Connection = connection ' Open the connection and execute the transaction. Try connection.Open() ' Start a local transaction. transaction = connection.BeginTransaction() ' Assign transaction object for a pending local transaction. command.Connection = connection command.Transaction = transaction ' Execute the commands. command.CommandText = _ "Insert into Region (RegionID, RegionDescription) VALUES (100, 'Description')" command.ExecuteNonQuery() command.CommandText = _ "Insert into Region (RegionID, RegionDescription) VALUES (101, 'Description')" command.ExecuteNonQuery() ' Commit the transaction. transaction.Commit() Console.WriteLine("Both records are written to database.") Catch ex As Exception Console.WriteLine(ex.Message) ' Try to rollback the transaction Try transaction.Rollback() Catch ' Do nothing here; transaction is not active. End Try End Try ' The connection is automatically closed when the ' code exits the Using block. End Using End Sub
System.MarshalByRefObject
System.Data.Common.DbTransaction
System.Data.Odbc.OdbcTransaction
Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.