Server.DeleteBackupHistory Method (DateTime)

2008-12-15

Deletes the backup history for this instance of Microsoft SQL Server up until the specified date and time.

命名空间: Microsoft.SqlServer.Management.Smo
程序集: Microsoft.SqlServer.Smo (in microsoft.sqlserver.smo.dll)

语法

声明
Public Sub DeleteBackupHistory ( _
    oldestDate As DateTime _
)

public void DeleteBackupHistory (
    DateTime oldestDate
)

public:
void DeleteBackupHistory (
    DateTime oldestDate
)

public void DeleteBackupHistory (
    DateTime oldestDate
)

public function DeleteBackupHistory (
    oldestDate : DateTime
)

参数

oldestDate
A DateTime system object value that specifies the date and time before which to delete the backup history.

备注

已更新的文本：

Use this method to remove old backup history logs from the instance of SQL Server. Backup history that is older than the date specified will be removed from the instance of SQL Server.

仅 Microsoft .NET Framework 的 2.0 版本支持此命名空间、类或成员。

示例

'Connect to the local, default instance of SQL Server.
Dim srv1 As Server
srv1 = New Server

'Delete the backup history before the date specified.
Dim odt As DateTime
odt = New DateTime(2005, 12, 12)
srv1.DeleteBackupHistory(odt)

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.