如何使用 netbeans 中的 jTextField(Jframe) 从 SQL 服务器数据库中删除特定行？

Question

If i insert String sql="DELETE FROM record22 WHERE [Student ID]='8272828'" then data deleted from the database but in this case(JtextField1) data is not deleted,can any one help me how can i solve this?No error come ,dialog box show data deleted from database but actually not data deleted.

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
    try {

        Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
        String url = "jdbc:sqlserver://localhost:1433;databaseName=student;integratedSecurity=true";

        Connection myCon = DriverManager.getConnection(url);
        JOptionPane.showMessageDialog(null, "delete data from database");
        Statement statement = myCon.createStatement();

       // create a Statement from the connection
        String id=jTextField1.getText();


        String sql="DELETE FROM record22 WHERE [Student ID]='id'";
        statement.executeUpdate(sql);

        }
          catch (Exception e) {
        System.out.println(e.toString());


        }
        }

Answer 1

your sql statement should be

 String sql="DELETE FROM record22 WHERE [Student ID]='"+id+"'";

not

 String sql="DELETE FROM record22 WHERE [Student ID]='id'";