
how i retrive all the values of a table in mysql to java forms or java table

Hi Friend,
We are providing you the codes to retrieve database data into form and table.
1)In Form:
import java.awt.*;
import java.sql.*;
import javax.swing.*;
import java.awt.event.*;
class Retrieve{
public static void main(String[] args){
JFrame f=new JFrame();
JLabel label1=new JLabel("Name: ");
JLabel label2=new JLabel("Address: ");
JTextField text1=new JTextField(20);
JTextField text2=new JTextField(20);
try{
Class.forName("com.mysql.jdbc.Driver");
Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/test", "root", "root");
Statement st=con.createStatement();
ResultSet rs=st.executeQuery("select * from data where id=1");
String name="",address="";
if(rs.next()){
name=rs.getString("name");
address=rs.getString("address");
}
text1.setText(name);
text2.setText(address);
}
catch(Exception e){
}
JPanel p=new JPanel(new GridLayout(2,2));
p.add(label1);
p.add(text1);
p.add(label2);
p.add(text2);
f.add(p);
f.setVisible(true);
f.pack();
}
}
2)In Jtable:
import java.io.*;
import java.awt.*;
import java.sql.*;
import java.util.*;
import javax.swing.*;
import java.awt.event.*;
class JTableDatabase extends JFrame{
ResultSet rs;
JTableDatabase(){
final Vector columnNames = new Vector();
final Vector data = new Vector();
JPanel panel=new JPanel();
try{
Class.forName("com.mysql.jdbc.Driver");
Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/test", "root", "root");
Statement st = con.createStatement();
ResultSet rs= st.executeQuery("Select * from data");
ResultSetMetaData md = rs.getMetaData();
int columns = md.getColumnCount();
for (int i = 1; i <= columns; i++) {
columnNames.addElement( md.getColumnName(i) );
}
while (rs.next()) {
Vector row = new Vector(columns);
for (int i = 1; i <= columns; i++) {
row.addElement( rs.getObject(i) );
}
data.addElement( row );
}
}
catch(Exception e){}
JTable table = new JTable(data, columnNames);
JScrollPane scrollPane = new JScrollPane(table);
panel.add(scrollPane);
add(panel);
}
public static void main(String arg[])
{
try
{
JTableDatabase frame=new JTableDatabase();
frame.setSize(450,200);
frame.setVisible(true);
}
catch(Exception e)
{}
}
}
Thanks
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