ChangeAction Enum

Definition

Namespace:

System.Data.Linq

Assembly:

System.Data.Linq.dll

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

Delete	1	The entity will be deleted.
Insert	2	The entity will be inserted.
None	0	The entity will not be submitted.
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.