SqlDataReader.GetGuid(Int32) Method

Reference

Definition

Namespace:: Microsoft.Data.SqlClient

Assembly:: Microsoft.Data.SqlClient.dll

Package:: Microsoft.Data.SqlClient v1.0.19269.1

Package:: Microsoft.Data.SqlClient v1.1.4

Package:: Microsoft.Data.SqlClient v2.0.1

Package:: Microsoft.Data.SqlClient v2.1.4

Package:: Microsoft.Data.SqlClient v3.0.1

Package:: Microsoft.Data.SqlClient v3.1.0

Package:: Microsoft.Data.SqlClient v4.0.1

Package:: Microsoft.Data.SqlClient v4.1.0

Package:: Microsoft.Data.SqlClient v5.0.0

Package:: Microsoft.Data.SqlClient v5.1.0

Package:: Microsoft.Data.SqlClient v5.2.0

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

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

public:
 override Guid GetGuid(int i);

public override Guid GetGuid (int i);

override this.GetGuid : int -> Guid

Public Overrides Function GetGuid (i As Integer) As Guid

Parameters

i: 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 GUID.

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

Applies to

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