Database Java Tutorial

import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
public class Main {
  public static void main(String args[]) throws Exception {
    Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
    String URL = "jdbc:odbc:dbName";
    Connection dbConn = DriverManager.getConnection(URL, "user", "pass");
    PrintWriter w = new PrintWriter(new OutputStreamWriter(System.out));
    DriverManager.setLogWriter(w);
    dbConn.close();
    PreparedStatement prepstmt;
    prepstmt = dbConn.prepareStatement("SELECT id FROM employee");
    prepstmt.execute();
    prepstmt.close();
    dbConn.close();
  }
}