EnlistTransaction Method

In This Topic

Syntax
Remarks
Example
See Also

Enlists in the specified transaction.

Syntax

Visual Basic
C#

public override void EnlistTransaction( 
   Transaction transaction
)

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

Reference

DbConnectionBase Class
DbConnectionBase Members

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