RESET JTABLE BLANK.
DefaultTableModel tm33 = (DefaultTableModel)list1.getModel();
tm33.setRowCount(0);
Jtable with database manually in netbeans.
package Demo; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.Statement; import java.util.Vector; import javax.swing.JOptionPane; import javax.swing.table.DefaultTableModel; import net.proteanit.sql.DbUtils; /** * * @author NAVJYOTI */ public class Jtablee extends javax.swing.JFrame { /** * Creates new form Jtablee */ public Jtablee() { initComponents(); set(); } private int getsize() { int count=0; try {Class.forName("com.mysql.jdbc.Driver"); java.sql.Connection con=DriverManager.getConnection("jdbc:mysql://localhost:3305/commity","root","root"); Statement stmt=con.createStatement(); String query="select * from group1"; ResultSet rs= ...