ActiveReports creates a DataReader and uses it to load the data into the report.
The SQL string may contain parameter placeholder syntax to fill the report's parameters collection and prompt the user to enter their values before executing the report.
private void detail1_Format(object sender, System.EventArgs eArgs) { rptSubBM rpt = new rptSubBM(); GrapeCity.ActiveReports.Data.OleDBDataSource subDS = new GrapeCity.ActiveReports.Data.OleDBDataSource(); subDS.ConnectionString = ((GrapeCity.ActiveReports.Data.OleDBDataSource)(this.DataSource)).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 GrapeCity.ActiveReports.Data.OleDBDataSource() subDS.ConnectionString = CType(Me.DataSource, GrapeCity.ActiveReports.Data.OleDBDataSource).ConnectionString subDS.SQL = "Select * from products where categoryID = " + m_categoryID rpt.DataSource = subDS Me.ctlSubreport.Report = rpt End Sub