ChangeAction Enum

Reference

Definition

Namespace:: System.Data.Linq

Assembly:: System.Data.Linq.dll

Important

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Describes the type of change the entity will undergo when changes are submitted to the database.

public enum class ChangeAction

public enum ChangeAction

type ChangeAction =

Public Enum ChangeAction

Inheritance: Object

ValueType

Enum
ChangeAction

Fields

Name	Value	Description
None	0	The entity will not be submitted.
Delete	1	The entity will be deleted.
Insert	2	The entity will be inserted.
Update	3	The entity will be updated.

Examples

void OnValidate(ChangeAction action)
{
    if (action == ChangeAction.Insert)
    {
        Console.WriteLine("Notify billing office.");
    }
}

Public Sub OnValidate(ByVal action As System.Data.Linq.ChangeAction)
    If action = ChangeAction.Insert Then
        Console.WriteLine("Notify billing office.")
    End If
End Sub

Remarks

Use with OnValidate() in LINQ to SQL applications to specify or omit validation based on the type of change being submitted.

Applies to

Product	Versions
.NET Framework	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

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