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EnumAvailableMedia Method

Cette fonctionnalité sera supprimée dans une prochaine version de Microsoft SQL Server. Évitez d'utiliser cette fonctionnalité dans de nouveaux travaux de développement, et prévoyez de modifier les applications qui utilisent actuellement cette fonctionnalité.

The EnumAvailableMedia method returns a QueryResults object that enumerates media visible by an instance of Microsoft SQL Server.

Syntaxe

object
.EnumAvailableMedia( [ MediaType ] )as QueryResults

Parts

  • object
    Expression that evaluates to an object in the Applies To list.
  • MediaType
    Long integer that optionally restricts output as described in Settings.

Prototype (C/C++)

HRESULT EnumAvailableMedia(
LPSQLDMOQUERYRESULTS* ppResults,
SQLDMO_MEDIA_TYPE MediaType = SQLDMOMedia_All);

Settings

Set the optional MediaType parameter using these SQLDMO_MEDIA_TYPE values.

Constant Value Description

SQLDMOMedia_All

15

Default. List all media.

SQLDMOMedia_CDROM

8

List visible CD-ROM devices.

SQLDMOMedia_FixedDisk

2

List visible fixed disk drive devices.

SQLDMOMedia_Floppy

1

List visible floppy disk drive devices.

SQLDMOMedia_SharedFixedDisk

16

List visible fixed disk drive devices shared on a clustered computer.

SQLDMOMedia_Tape

4

List visible tape devices.

Returns

A QueryResults object that contains one result set defined by these columns.

Column Data type Description

name

nvarchar(256)

Mapped name of the media.

low free

integer

Interpreted as an unsigned value. Low-order double word of available media resource.

high free

integer

Interpreted as an unsigned value. High order double word of available media resource.

media type

tinyint

Interpreted using the SQL-DMO enumerated data type SQLDMO_MEDIA_TYPE.

Notes

The SQLDMOMedia_SharedFixedDisk constant is only valid when used with an instance of SQL Server 2000 or later.

Applies To:

SQLServer Object