^ ]

字符串sql =" select *来自表名"；
MySqlDataAdapter da =新的MySqlDataAdapter(sql，dbe.getConnection());
ReportDataSet ds = new ReportDataSet();
da.Fill(ds，"table");
rptDeletePurchasebill rpt = new rptDeletePurchasebill();
rpt.SetDataSource(ds);
rpt.SetParametervalue("firstname"，txtFirstName.Text);
CrystalReportViewer1.ReportSource = rpt;

String sql = "select * from tablename";
MySqlDataAdapter da = new MySqlDataAdapter(sql, dbe.getConnection());
ReportDataSet ds = new ReportDataSet();
da.Fill(ds, "table");
rptDeletePurchasebill rpt = new rptDeletePurchasebill();
rpt.SetDataSource(ds);
rpt.SetParametervalue("firstname",txtFirstName.Text);
CrystalReportViewer1.ReportSource = rpt;