Szerkesztés

Megosztás a következőn keresztül:

OleDbDataReader.GetGuid(Int32) Method

  • Reference

Definition

Namespace:
System.Data.OleDb
Assembly:
System.Data.OleDb.dll
Assembly:
System.Data.dll
Package:
System.Data.OleDb v8.0.1
Package:
System.Data.OleDb v9.0.0-rc.2.24473.5
Source:
OleDbDataReader.cs
Source:
OleDbDataReader.cs
Source:
OleDbDataReader.cs
Source:
OleDbDataReader.cs
Source:
OleDbDataReader.cs

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

public:
 override Guid GetGuid(int ordinal);
public:
 virtual Guid GetGuid(int ordinal);
public override Guid GetGuid (int ordinal);
public Guid GetGuid (int ordinal);
override this.GetGuid : int -> Guid
abstract member GetGuid : int -> Guid
override this.GetGuid : int -> Guid
Public Overrides Function GetGuid (ordinal As Integer) As Guid
Public Function GetGuid (ordinal As Integer) As Guid

Parameters

ordinal
Int32

The zero-based column ordinal.

Returns

Guid

The value of the specified column.

Implements

GetGuid(Int32)

Exceptions

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 look for null values before calling this method.

Applies to

See also