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Java Mysql simple project in Eclipse

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This JDBC will teach you how to do the search in Eclipse using Mysql Database.

First Step :  Establish the database connection in order to connect java and mysql. i attached the code below.

Connection con;
PreparedStatement pst;
public void Connect()
    {
        try 
        {
            Class.forName("com.mysql.jdbc.Driver");
            con = DriverManager.getConnection("jdbc:mysql://localhost/bill", "root","");
        }
        catch (ClassNotFoundException ex) 
        {
          ex.printStackTrace();
        }
        catch (SQLException ex) 
        {
        	 ex.printStackTrace();
        }

    }

after Established the database connection call the connect() method inside the constructor of class.

        public Seach() 
        {
		initialize();
		Connect();
	}

After done the connection part. select the find button.paste the following code inside the  addActionListener of the find button

public void actionPerformed(ActionEvent e)
 {
				
    String Billno = txtbno.getText();
				
		try 
                   {
		    pst = con.prepareStatement("SELECT name,balance from purchase where id=?");
		    pst.setString(1,Billno);
					
		    ResultSet rs1=pst.executeQuery();

		    if(rs1.next()==false)
		     {
			JOptionPane.showMessageDialog(null,"Bill not found!");
			txtname.setText("");
			txtbal.setText("");
			txtbno.requestFocus(); 
		      }
			else
			{
			String name = rs1.getString(1);
			String balance = rs1.getString(2);
			txtname.setText(name.trim());
			txtbal.setText(balance);
					
		        }
			} 
                        catch (SQLException e1) 
                        {		
			   e1.printStackTrace();
			}
}

i have attached the video link below. which will do this tutorials step by step.

 

 

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