請教？？？？why??

[poirotj]

import java.sql.*;
import java.math.BigDecimal;
import java.lang.*;
import javax.swing.*;

public class database extends JApplet
{
public void init()
{
String DRIVER ="sun.jdbc.odbc.JdbcOdbcDriver";

String URL ="jdbc:odbc:formation:";

String FILE = "formation.mdb";

Statement stmt = null;
Connection con = null;
String conString = null;

Class.forName(DRIVER);
con = DriverManager.getConnection(URL + FILE);
c_open = true;

stmt = con.createStatement();
s_open = true;

ResultSet rs = stmt.executeQuery("select * from pwtoname");
}
}


//formation is made by access
//"database.java": Error #: 360 : unreported exception: java.sql.SQLException; must be caught or declared to be thrown at line 37, column 31
//"database.java": Error #: 360 : unreported exception: java.sql.SQLException; must be caught or declared to be thrown at line 37, column 31

[0legend]

throw SQlexception

[gzwrj]

select to_char(to_date('20020101','yyyymmdd')+1,'yyyymmdd') sdate from dual;


import java.sql.*;
import java.math.BigDecimal;
import java.lang.*;
import javax.swing.*;

public class database extends JApplet
{
public void init()
{
String DRIVER ="sun.jdbc.odbc.JdbcOdbcDriver";

String URL ="jdbc:odbc:formation:";

String FILE = "formation.mdb";
try
{
Statement stmt = null;
Connection con = null;
String conString = null;

Class.forName(DRIVER);
con = DriverManager.getConnection(URL + FILE);
c_open = true;

stmt = con.createStatement();
s_open = true;

ResultSet rs = stmt.executeQuery("select * from pwtoname");
catch (Exception e)
{
e.printStackTrace(System.out);
}
}
}