OdbcDataReader.GetGuid(Int32) Method

Reference

Definition

Namespace:: System.Data.Odbc

Assembly:: System.Data.Odbc.dll

Assembly:: System.Data.dll

Package:: System.Data.Odbc v10.0.0-preview.1.25080.5

Source:: OdbcDataReader.cs

Source:: OdbcDataReader.cs

Source:: OdbcDataReader.cs

Important

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

public:
 override Guid GetGuid(int i);

public:
 virtual Guid GetGuid(int i);

public override Guid GetGuid(int i);

public Guid GetGuid(int i);

override this.GetGuid : int -> Guid

abstract member GetGuid : int -> Guid
override this.GetGuid : int -> Guid

Public Overrides Function GetGuid (i As Integer) As Guid

Public Function GetGuid (i As Integer) As Guid

Parameters

i: Int32

The zero-based column ordinal.

Returns

Guid

The value of the specified column as a GUID.

Implements

GetGuid(Int32)

Exceptions

InvalidCastException

The specified cast is not valid.

Remarks

Conversions are performed based on the underlying capabilities of the ODBC driver. If the conversion is not supported, the method call fails.

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

Applies to

Продукт	Версии
.NET	8 (package-provided), 9 (package-provided), 10 (package-provided)
.NET Framework	1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard	2.0 (package-provided)

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