ActiveReports 6 Online Help
ConnectionString Property (OleDBDataSource)
Example 

Specifies the string used to open a connection to the data source using the OleDb data provider.
Syntax
'Declaration
 
Public Property ConnectionString As String
public string ConnectionString {get; set;}
Example
private void detail_Format(object sender, System.EventArgs eArgs)
{    
    rptSub rpt = new rptSubBM();    
    DataDynamics.ActiveReports.DataSources.OleDBDataSource subDS = new DataDynamics.        
        ActiveReports.DataSources.OleDBDataSource();    
    subDS.ConnectionString = this.ds.ConnectionString;    
    subDS.SQL = "Select * from products where categoryID = " + m_categoryID;    
    rpt.DataSource = subDS;    
    ctlSubReport.Report = rpt;
}
Private Sub Detail1_Format(ByVal sender As Object, ByVal e As System.EventArgs) Handles Detail1.Format
    Dim rpt As New rptSubBM()
    Dim subDS As New DataDynamics.ActiveReports.DataSources.OleDBDataSource()    
    subDS.ConnectionString = Me.ds.ConnectionString    
    subDS.SQL = "Select * from products where categoryID = " + m_categoryID    rpt.DataSource = subDS    
    Me.ctlSubreport.Report = rpt 
End Sub
Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also

Reference

OleDBDataSource Class
OleDBDataSource Members

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