How to set datasource after merging two tables for crystal report in c#,vs2008,sql2008
ReportDocument rd = new ReportDocument();
rd.Load("C:\\REPORTS\\crystalReport8.rpt");
//rd.Load("H:\\MANEESH\\PROJECT\\13-08-2014\\LAB SOFTWARE\\crystalReport4.rpt");
//rd.Load("E:\\MY PROJECT\\19-08-2014\\LAB SOFTWARE\\crystalReport4.rpt");
//rd.SetDataSource(ds.Tables[0]);
//rd.SetDataSource(dss.Tables[0]);
DataSet ds3 = new DataSet();
ds3.Merge(ds);
ds3.Merge(dss);
rd.SetDataSource(ds3.Tables[0]);
crystalReportViewer8.ReportSource = rd;