This tutorial will teach you Jdbc Search step by step.
Establish the database connection
Connection con; PreparedStatement pst; ResultSet rs; public void Connect() { try { Class.forName("org.postgresql.Driver"); con = DriverManager.getConnection("jdbc:postgresql://localhost:5434/LBBank", "postgres", "123" ); } catch (ClassNotFoundException ex) { Logger.getLogger(Account.class.getName()).log(Level.SEVERE, null, ex); } catch (SQLException ex) { Logger.getLogger(Account.class.getName()).log(Level.SEVERE, null, ex); } }
The System Shall be able to search the record by entering the relavent student id.paste the code inside the
search button.
String accno = txtAcc.getText(); try { pst = con.prepareStatement("select * from account where accountno=?"); pst.setString(1, accno); rs = pst.executeQuery(); if(rs.next()==false) { JOptionPane.showMessageDialog(this,"Account not Found"); } else { int balance = Integer.parseInt(rs.getString("balance")); txtBal.setText(String.valueOf(balance)); } } catch (SQLException ex) { Logger.getLogger(Account.class.getName()).log(Level.SEVERE, null, ex); }
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