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Clase BackupRestoreBase

The BackupRestoreBase class is a base class that represents functionality that is common to both backup and restore operations.

Jerarquía de herencia

System. . :: . .Object
  Microsoft.SqlServer.Management.Smo..::..BackupRestoreBase
    Microsoft.SqlServer.Management.Smo. . :: . .Backup
    Microsoft.SqlServer.Management.Smo. . :: . .Restore

Espacio de nombres:  Microsoft.SqlServer.Management.Smo
Ensamblado:  Microsoft.SqlServer.SmoExtended (en Microsoft.SqlServer.SmoExtended.dll)

Sintaxis

'Declaración
Public Class BackupRestoreBase
'Uso
Dim instance As BackupRestoreBase
public class BackupRestoreBase
public ref class BackupRestoreBase
type BackupRestoreBase =  class end
public class BackupRestoreBase

El tipo BackupRestoreBase expone los siguientes miembros.

Constructores

  Nombre Descripción
Método público BackupRestoreBase Initializes a new instance of the BackupRestoreBase class.

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Propiedades

  Nombre Descripción
Propiedad pública AsyncStatus Gets the asynchronous status of a backup or restore process.
Propiedad pública BlockSize Gets or sets the physical block size of the backup or restore, in bytes.
Propiedad pública BufferCount Gets or sets the total number of I/O buffers to be used for the backup or restore operation.
Propiedad pública Checksum Gets or sets a Boolean property value that determines whether a checksum value is calculated during backup or restore operations.
Propiedad pública ContinueAfterError Gets or sets a Boolean property value that determines whether the backup or restore continues after a checksum error occurs.
Propiedad pública Database Gets or sets the database on which the backup or restore operation runs.
Propiedad pública DatabaseFileGroups Gets the SQL Server file groups targeted by the backup or restore operation.
Propiedad pública DatabaseFiles Gets the operating system files targeted by the backup or restore operation.
Propiedad pública Devices Gets the backup devices specified for the backup or restore operation.
Propiedad pública MaxTransferSize Gets or sets the maximum number of bytes to be transferred between the backup media and the instance of SQL Server.
Propiedad pública MediaName Gets or sets the name used to identify a particular media set.
Propiedad pública 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.
Propiedad pública 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.
Propiedad pública PercentCompleteNotification Gets or sets the percentage interval for PercentCompleteEventHandler event handler calls.
Propiedad pública Restart Gets or sets a Boolean property value that determines whether the backup or restore operation will restart if it is interrupted.
Propiedad pública UnloadTapeAfter Gets or sets a Boolean property value that determines whether tape media are rewound and unloaded after the backup or restore operation completes.

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Métodos

  Nombre Descripción
Método público Abort Terminates a running backup or restore operation.
Método público Equals (Se hereda de Object.)
Método protegido ExecuteSql Executes a batch of Transact-SQL statements that does not expect a returned results set on the specified instance of SQL Server.
Método protegido ExecuteSqlAsync Executes a batch of Transact-SQL statements asynchronously that does not expect a returned results set on the specified instance of SQL Server.
Método protegido ExecuteSqlWithResults Executes a batch of Transact-SQL statements that expects one or more returned results sets on the specified instance of SQL Server.
Método protegido Finalize (Se hereda de Object.)
Método protegido GetDevicesScript Gets the script that is used to create devices.
Método público GetHashCode (Se hereda de Object.)
Método público GetType (Se hereda de Object.)
Método protegido IsStringValid Verifies whether the specified string is valid.
Método protegido MemberwiseClone (Se hereda de Object.)
Método público SetMediaPassword(SecureString) Sets the password for a media set.
Método público SetMediaPassword(String) Sets the password for a media set.
Método público SetPassword(SecureString) Sets the password for a backup set.
Método público SetPassword(String) Sets the password for a backup set.
Método público ToString (Se hereda de Object.)
Método público Wait Waits for the current backup or restore operation to complete before moving on to the next process.

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Eventos

  Nombre Descripción
Evento público Complete Occurs when the backup or restore operation completes.
Evento público Information Occurs when any informational message is issued by Microsoft SQL Server that cannot be handled by the Complete NextMedia or PercentComplete events.
Evento público NextMedia Occurs when the backup or restore operation exhausts the medium in a target device.
Evento público PercentComplete Occurs when a backup or restore operation reaches a completion unit.

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Campos

  Nombre Descripción
Campo protegido currentAsyncOperation Specifies the current asynchronous operation, such as backup, restore, or none.
Campo protegido m_BackupAction Specifies the backup action type, such as database or log.
Campo protegido m_LogTruncation Specifies whether to truncate the log.
Campo protegido m_RestoreAction Specifies the restore action type, such as database or log.

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Comentarios

The BackupRestoreBase class is used in the construction of the Restore class and the Backup class, and contains functionality that is common.

Seguridad para subprocesos

Cualquier miembro público static (Shared en Visual Basic) de este tipo es seguro para subprocesos. No se garantiza que los miembros de instancia sean seguros para subprocesos.