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DataColumn.AutoIncrementStep Property

.NET Framework 4.5

Gets or sets the increment used by a column with its AutoIncrement property set to true.

Namespace: System.Data
Assembly: System.Data (in System.Data.dll)

'Declaration
Public Property AutoIncrementStep As Long

Property Value

Type: System.Int64
The number by which the value of the column is automatically incremented. The default is 1.

Exceptions

Exception	Condition
ArgumentException	The value set is zero.

Examples

The following example sets the AutoIncrement, AutoIncrementSeed, and AutoIncrementStep properties.

Private Sub AddAutoIncrementColumn()
    Dim column As DataColumn = New DataColumn
    column.DataType = System.Type.GetType("System.Int32")
    With column
        .AutoIncrement = True
        .AutoIncrementSeed = 1000
        .AutoIncrementStep = 10
    End With 

    ' Add the column to a new DataTable. 
    Dim table As DataTable
    table = New DataTable
    table.Columns.Add(column)
End Sub

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Reference

DataColumn Class

System.Data Namespace

Other Resources

DataSets, DataTables, and DataViews (ADO.NET)

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