EnlistTransaction Method

In This Topic

Enlists in the specified transaction.

Syntax

Visual Basic
C#

'Declaration
 
Public Overrides Sub EnlistTransaction( _
   ByVal transaction As Transaction _
)

public override void EnlistTransaction( 
   Transaction transaction
)

Parameters

transaction: A reference to an existing System.Transactions.Transaction in which to enlist.

Remarks

Once a connection is explicitly enlisted in a distributed transaction, it cannot be unenlisted or enlisted in another transaction until the first transaction finishes.

Example

These samples demonstrate usage of EnlistTransaction.

csharp

SQLiteCommand1.Connection=SQLiteConnection1;
using (TransactionScope transScope = new TransactionScope()) {
 SQLiteConnection1.Open();
 SQLiteCommand1.ExecuteNonQuery();
 transScope.Complete();
}
SQLiteConnection1.Close();

- or -

SQLiteCommand1.Connection=SQLiteConnection1;
SQLiteConnection1.Open();
using (TransactionScope transScope = new TransactionScope()) {
 SQLiteConnection1.EnlistTransaction(Transaction.Current);
 SQLiteCommand1.ExecuteNonQuery();
 transScope.Complete();
}
SQLiteConnection1.Close();

- or -

CommittableTransaction cmtTx = new CommittableTransaction();
SQLiteConnection1.Open();
SQLiteConnection1.EnlistTransaction(cmtTx);
SQLiteCommand1.ExecuteNonQuery();
SQLiteConnection1.Close();

Visual Basic

Me.SQLiteCommand1.Connection = Me.SQLiteConnection1
Using transScope = New Transactions.TransactionScope
  Me.SQLiteConnection1.Open()
  Me.SQLiteCommand1.ExecuteNonQuery()
  transScope.Complete()
End Using
Me.SQLiteConnection1.Close()

- or -

Me.SQLiteCommand1.Connection = Me.SQLiteConnection1
Me.SQLiteConnection1.Open()
Using transScope = New Transactions.TransactionScope
  Me.SQLiteConnection1.EnlistTransaction(Transactions.Transaction.Current)
  Me.SQLiteCommand1.ExecuteNonQuery()
  transScope.Complete()
End Using
Me.SQLiteConnection1.Close()

- or -

Dim cmtTx As New Transactions.CommittableTransaction
Me.SQLiteConnection1.Open()
Me.SQLiteConnection1.EnlistTransaction(cmtTx)
Me.SQLiteCommand1.ExecuteNonQuery()
Me.SQLiteConnection1.Close()

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

DbConnectionBase Class
DbConnectionBase Members

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