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BackupRestoreBase.BlockSize Property

Gets or sets the physical block size of the backup or restore, in bytes.

Namespace:  Microsoft.SqlServer.Management.Smo
Assembly:  Microsoft.SqlServer.SmoExtended (in Microsoft.SqlServer.SmoExtended.dll)

Syntax

'Declaration
Public Property BlockSize As Integer 
    Get 
    Set
'Usage
Dim instance As BackupRestoreBase 
Dim value As Integer 

value = instance.BlockSize

instance.BlockSize = value
public int BlockSize { get; set; }
public:
property int BlockSize {
    int get ();
    void set (int value);
}
member BlockSize : int with get, set
function get BlockSize () : int 
function set BlockSize (value : int)

Property Value

Type: System.Int32
An Int32 value that specifies the block size in bytes.

Remarks

The supported sizes are 512, 1024, 2048, 4096, 8192, 16384, 32768, and 65536 (64 KB) bytes. The default is 65536 for tape devices and 512 otherwise. Backup automatically selects the default for the device.

If you are taking a backup that you plan to copy onto and restore from a CD-ROM, specify BLOCKSIZE=2048.

Examples

Backing Up and Restoring Databases and Transaction Logs

See Also

Reference

BackupRestoreBase Class

Microsoft.SqlServer.Management.Smo Namespace

Other Resources

RESTORE (Transact-SQL)

BACKUP (Transact-SQL)