Backup Members

The Backup object provides programmatic access to Microsoft SQL Server backup operations.

The following tables list the members exposed by the Backup type.

Public Constructors

	名稱	Description
	Backup	Initializes a new instance of the Backup class.

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Protected Fields

	名稱	Description
	currentAsyncOperation	(inherited from BackupRestoreBase )
	m_BackupAction	(inherited from BackupRestoreBase )
	m_LogTruncation	(inherited from BackupRestoreBase )
	m_RestoreAction	(inherited from BackupRestoreBase )

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Public Properties

	名稱	Description
	Action	Gets or sets the type of backup to be performed.
	AsyncStatus	Gets the asynchronous status of a backup or restore process. (inherited from BackupRestoreBase)
	BackupSetDescription	Gets or sets a textual description for a particular backup set.
	BackupSetName	Gets or sets the name used to identify a particular backup set.
	BlockSize	Gets or sets the block size unit to be used when formatting tapes as part of a backup.
	Checksum	Gets or sets a Boolean property value that determines whether a checksum value is calculated during backup or restore operations. (inherited from BackupRestoreBase)
	ContinueAfterError	Gets or sets a Boolean property value that determines whether the backup or restore continues after a checksum error occurs. (inherited from BackupRestoreBase)
	Database	Gets or sets the database on which the backup or restore operation runs. (inherited from BackupRestoreBase)
	DatabaseFileGroups	Gets the Microsoft SQL Server file groups targeted by the backup or restore operation. (inherited from BackupRestoreBase)
	DatabaseFiles	Gets the operating system files targeted by the backup or restore operation. (inherited from BackupRestoreBase)
	Devices	Gets the backup devices specified for the backup or restore operation. This property is not CLS-compliant. (inherited from BackupRestoreBase)
	ExpirationDate	Gets or sets the date and time when the backup set expires and the backup data is no longer considered relevant.
	FormatMedia	Gets or sets a Boolean property value that determines whether a tape is formatted as the first step of the backup operation.
	Incremental	Gets or sets a Boolean property value that determines whether to perform a differential backup.
	Initialize	Gets or sets a Boolean property value that determines whether the devices associated with a backup operation are initialized as part of the backup operation.
	LogTruncation	Gets or sets the method used to truncate the database log as part of the backup operation.
	MediaDescription	Gets or sets a textual description of the medium that contains a backup set.
	MediaName	Gets or sets the name used to identify a particular media set. (inherited from BackupRestoreBase)
	Mirrors	Gets or sets the list of backup devices used by the mirrored backup. This property is not CLS-compliant.
	NoRecovery	Gets or sets a Boolean property value that determines whether the tail of the log is backed up and whether the database is restored into the Restoring state. (inherited from BackupRestoreBase)
	NoRewind	Gets or sets a Boolean property value that determines whether Microsoft SQL Server will keep the tape open after the backup or restore operation. (inherited from BackupRestoreBase)
	PercentCompleteNotification	Gets or sets the percentage interval for PercentCompleteEventHandler event handler calls. (inherited from BackupRestoreBase)
	Restart	Gets or sets a Boolean property value that determines whether the backup or restore operation will restart if it is interrupted. (inherited from BackupRestoreBase)
	RetainDays	Gets or sets the number of days that must elapse before a backup set can be overwritten.
	SkipTapeHeader	Gets or sets Boolean property that determines whether the tape header is read.
	UndoFileName	Gets or sets the name of the undo file used to store uncommitted transactions that are rolled back during recovery.
	UnloadTapeAfter	Gets or sets a Boolean property value that determines whether tape media are rewound and unloaded after the backup or restore operation completes. (inherited from BackupRestoreBase)

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Public Methods

(see also Protected Methods )

	名稱	Description
	Abort	Terminates a running backup or restore operation. (inherited from BackupRestoreBase)
	Equals	Overloaded. (inherited from Object )
	GetHashCode	(inherited from Object )
	GetType	(inherited from Object )
	ReferenceEquals	(inherited from Object )
	Script	Returns a Transact-SQL statement that can be used to execute the referenced backup.
	SetMediaPassword	Overloaded. (inherited from BackupRestoreBase )
	SetPassword	Overloaded. (inherited from BackupRestoreBase )
	SqlBackup	Performs the database backup operation as specified by the properties of the Backup object used.
	SqlBackupAsync	Performs the database backup operation asynchronously as specified by the properties of the Backup object used.
	ToString	(inherited from Object )
	Wait	Waits for the current backup or restore operation to complete before moving on to the next process. (inherited from BackupRestoreBase)

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Protected Methods

	名稱	Description
	ExecuteSql	(inherited from BackupRestoreBase )
	ExecuteSqlAsync	(inherited from BackupRestoreBase )
	ExecuteSqlWithResults	(inherited from BackupRestoreBase )
	Finalize	(inherited from Object )
	GetDevicesScript	(inherited from BackupRestoreBase )
	IsStringValid	(inherited from BackupRestoreBase )
	MemberwiseClone	(inherited from Object )

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Public Events

	名稱	Description
	Complete	Occurs when the backup or restore operation completes. (inherited from BackupRestoreBase)
	Information	Occurs when any informational message is issued by Microsoft SQL Server that cannot be handled by the CompleteNextMedia or PercentComplete events. (inherited from BackupRestoreBase)
	NextMedia	Occurs when the backup or restore operation exhausts the medium in a target device. (inherited from BackupRestoreBase)
	PercentComplete	Occurs when a backup or restore operation reaches a completion unit. (inherited from BackupRestoreBase)

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請參閱

參考

Backup Class
Microsoft.SqlServer.Management.Smo Namespace

其他資源

在 SQL Server 中備份和還原資料庫
BACKUP (Transact-SQL)