PipelineComponent.ReleaseConnections Method

Frees the connections established during AcquireConnections. Called at design time and run time.

命名空间: Microsoft.SqlServer.Dts.Pipeline
程序集: Microsoft.SqlServer.PipelineHost (in microsoft.sqlserver.pipelinehost.dll)

语法

声明
Public Overridable Sub ReleaseConnections

public virtual void ReleaseConnections ()

public:
virtual void ReleaseConnections ()

public void ReleaseConnections ()

public function ReleaseConnections ()

备注

Called repeatedly during component design, and at the end of component execution. Components should release any connections that were opened and maintained in AcquireConnections.

示例

private System.Data.OleDb.OleDbConnection oledbConnection;
public override void ReleaseConnections()
{
    if (oledbConnection != null && oledbConnection.State != ConnectionState.Closed )
        oledbConnection.Close();
}

Private oledbConnection As System.Data.OleDb.OleDbConnection 

Public Overrides Sub ReleaseConnections() 
 If Not (oledbConnection Is Nothing) AndAlso Not (oledbConnection.State = ConnectionState.Closed) Then 
   oledbConnection.Close 
 End If 
End Sub

线程安全

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

平台

开发平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

目标平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

请参阅

参考

PipelineComponent Class
PipelineComponent Members
Microsoft.SqlServer.Dts.Pipeline Namespace