GetGuid Method

OleDbDataReader.GetGuid Method

Gets the value of the specified column as a globally-unique identifier (GUID).

[Visual Basic]
Public Overridable Function GetGuid( _
   ByVal ordinal As Integer _
) As Guid Implements IDataRecord.GetGuid
[C#]
public virtual Guid GetGuid(
 int ordinal
);
[C++]
public: virtual Guid GetGuid(
 int ordinal
);
[JScript]
public function GetGuid(
   ordinal : int
) : Guid;

Parameters

ordinal
The zero-based column ordinal.

Return Value

The value of the specified column.

Implements

IDataRecord.GetGuid

Exceptions

Exception Type Condition
InvalidCastException The specified cast is not valid.

Remarks

No conversions are performed; therefore the data retrieved must already be a globally-unique identifier.

Call IsDBNull to check for null values before calling this method.

Requirements

Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

See Also

OleDbDataReader Class | OleDbDataReader Members | System.Data.OleDb Namespace

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