FarPoint.Web.Spread Assembly > FarPoint.Web.Spread.Model Namespace > IChildModelSupport Interface : ChildRelationCount Property |
'Declaration ReadOnly Property ChildRelationCount As Integer
'Usage Dim instance As IChildModelSupport Dim value As Integer value = instance.ChildRelationCount
int ChildRelationCount {get;}
string conStr = "Provider=Microsoft.JET.OLEDB.4.0;data source= d:\\Patients2000.mdb"; string sqlStr = "SELECT * FROM Patients"; System.Data.OleDb.OleDbConnection conn = new System.Data.OleDb.OleDbConnection(conStr); DataSet ds = new DataSet(); System.Data.OleDb.OleDbDataAdapter daCust = new System.Data.OleDb.OleDbDataAdapter(sqlStr, conn); daCust.Fill(ds, "Patients"); System.Data.OleDb.OleDbDataAdapter daOrder = new System.Data.OleDb.OleDbDataAdapter(sqlStr, conn); daOrder.Fill(ds, "Appointment"); DataRelation rel = new DataRelation("PatientRel", ds.Tables["Patients"].Columns["LName"], ds.Tables["Appointment"].Columns["LName"]); ds.Relations.Add(rel); FpSpread1.DataSource = ds; FarPoint.Web.Spread.Model.IChildModelSupport cModel; int i; cModel = (FarPoint.Web.Spread.Model.IChildModelSupport)FpSpread1.ActiveSheetView.DataModel; i = cModel.ChildRelationCount; Response.Write("The number of child relations " + i.ToString());
Dim conStr As String = "Provider=Microsoft.JET.OLEDB.4.0;data source= d:\Patients2000.mdb" Dim sqlStr As String = "SELECT * FROM Patients" Dim conn As System.Data.OleDb.OleDbConnection = New System.Data.OleDb.OleDbConnection(conStr) Dim ds As DataSet = New DataSet Dim daCust As System.Data.OleDb.OleDbDataAdapter = New System.Data.OleDb.OleDbDataAdapter(sqlStr, conn) daCust.Fill(ds, "Patients") Dim daOrder As System.Data.OleDb.OleDbDataAdapter = New System.Data.OleDb.OleDbDataAdapter(sqlStr, conn) daOrder.Fill(ds, "Appointment") Dim rel = New DataRelation("PatientRel", ds.Tables("Patients").Columns("LName"), ds.Tables("Appointment").Columns("LName")) ds.Relations.Add(rel) FpSpread1.DataSource = ds Dim cModel As FarPoint.Web.Spread.Model.IChildModelSupport Dim i As Integer cModel = FpSpread1.ActiveSheetView.DataModel i = cModel.ChildRelationCount Response.Write("The child relation count is " & i.ToString())
Target Platforms: Windows 7, Windows 8, Windows 10, Windows Vista, Windows Server 2003, Windows Server 2008, Windows Server 2012, Windows XP Professional