DataKeyField Property (SheetView)

Visual Basic
C#

'Declaration
 
Public Property DataKeyField As Object

'Usage
 
Dim instance As SheetView
Dim value As Object
 
instance.DataKeyField = value
 
value = instance.DataKeyField

public object DataKeyField {get; set;}

Property Value

Object containing the data key

This property is available at run time only.

This property gets or sets the DataKeyField object for this sheet. This property gets the identifier for a row.

This example binds the SheetView to a database using several of its properties.

C#

FarPoint.Web.Spread.SheetView sv = FpSpread1.ActiveSheetView;
string conStr = "Provider=Microsoft.JET.OLEDB.4.0;data source=d:\\nwind.mdb";
string sqlStr = "SELECT * FROM Employees";
System.Data.OleDb.OleDbConnection conn  = new System.Data.OleDb.OleDbConnection(conStr);
DataSet ds = new DataSet();
System.Data.OleDb.OleDbDataAdapter da = new System.Data.OleDb.OleDbDataAdapter(sqlStr, conn);
sv.DataMember = "Employees";
da.Fill(ds, sv.DataMember);
sv.DataSource = ds;
conn.Close();
sv.DataKeyField = "LastName";

Visual Basic

Dim sv As FarPoint.Web.Spread.SheetView
sv = FpSpread1.ActiveSheetView
Dim conStr As String = "Provider=Microsoft.JET.OLEDB.4.0;data source=d:\\nwind.mdb"
Dim sqlStr As String = "SELECT * FROM Employees"
Dim conn As System.Data.OleDb.OleDbConnection = New System.Data.OleDb.OleDbConnection(conStr)
Dim ds As DataSet = New DataSet()
Dim da As System.Data.OleDb.OleDbDataAdapter = New System.Data.OleDb.OleDbDataAdapter(sqlStr, conn)
sv.DataMember = "Employees"
da.Fill(ds, sv.DataMember)
sv.DataSource = ds
conn.Close()
sv.DataKeyField = "LastName"

Target Platforms: Windows 7, Windows 8, Windows 10, Windows Vista, Windows Server 2003, Windows Server 2008, Windows Server 2012, Windows XP Professional

Reference

SheetView Class
SheetView Members
DataKeyField Property

User-Task Documentation

Managing Data Binding