OnChangeEventHandler Delegate

Reference

Definition

Namespace:: System.Data.SqlClient

Assembly:: System.Data.SqlClient.dll

Assembly:: System.Data.dll

Package:: System.Data.SqlClient v4.9.0

Source:: System.Data.SqlClient.notsupported.cs

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.

Caution

Use the Microsoft.Data.SqlClient package instead.

Handles the OnChange event that is fired when a notification is received for any of the commands associated with a SqlDependency object.

public delegate void OnChangeEventHandler(System::Object ^ sender, SqlNotificationEventArgs ^ e);

[System.Obsolete("Use the Microsoft.Data.SqlClient package instead.")]
public delegate void OnChangeEventHandler(object sender, SqlNotificationEventArgs e);

public delegate void OnChangeEventHandler(object sender, SqlNotificationEventArgs e);

[<System.Obsolete("Use the Microsoft.Data.SqlClient package instead.")>]
type OnChangeEventHandler = delegate of obj * SqlNotificationEventArgs -> unit

type OnChangeEventHandler = delegate of obj * SqlNotificationEventArgs -> unit

Public Delegate Sub OnChangeEventHandler(sender As Object, e As SqlNotificationEventArgs)

Parameters

sender: Object

The source of the event.

e: SqlNotificationEventArgs

A SqlNotificationEventArgs object that contains the event data.

Attributes: ObsoleteAttribute

Remarks

The OnChange event does not necessarily imply a change in the data. Other circumstances, such as time-out expired and failure to set the notification request, also generate OnChange.

Extension Methods

GetMethodInfo(Delegate)

Gets an object that represents the method represented by the specified delegate.

Applies to

Produkt	Verzie (Zastarané)
.NET	6 (package-provided), 7 (package-provided) (8 (package-provided), 9 (package-provided), 10 (package-provided))
.NET Framework	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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