Represents an SQL transaction to be made at a data source. This class cannot be inherited.
Assembly: System.Data (in System.Data.dll)
Thetype exposes the following members.
|Commit||Commits the database transaction. (Overrides DbTransaction.Commit.)|
|CreateObjRef||Creates an object that contains all the relevant information required to generate a proxy used to communicate with a remote object. (Inherited from MarshalByRefObject.)|
|Dispose||Releases the unmanaged resources used by the DbTransaction. (Inherited from DbTransaction.)|
|Equals(Object)||Determines whether the specified object is equal to the current object. (Inherited from Object.)|
|GetHashCode||Serves as the default hash function. (Inherited from Object.)|
|GetLifetimeService||Retrieves the current lifetime service object that controls the lifetime policy for this instance. (Inherited from MarshalByRefObject.)|
|GetType||Gets the Type of the current instance. (Inherited from Object.)|
|InitializeLifetimeService||Obtains a lifetime service object to control the lifetime policy for this instance. (Inherited from MarshalByRefObject.)|
|Rollback||Rolls back a transaction from a pending state. (Overrides DbTransaction.Rollback.)|
|ToString||Returns a string that represents the current object. (Inherited from Object.)|
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
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.