散分先!大家进来讨论一下!

Question

http://expert.csdn.net/Expert/topic/1089/1089011.xml?temp=.1072504

Answer 1

看点入门的书，赶快开始做吧， mastingEJB2 很不错， 看了国内很多ejb的书都是翻译这本书的。

Answer 2

import java.sql.*;public class JdbcTest
{
    public static void main(String[] args)
    {
        try
        {
           Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
           Connection conn = DriverManager.getConnection(
                "jdbc:oracle:thin:@sanjin:1521:rgom",
                    "yxdba", "yxdba");
            Statement stmt = conn.createStatement(
                ResultSet.TYPE_SCROLL_SENSITIVE,
                ResultSet.CONCUR_UPDATABLE);
           stmt.executeQuery("select * from aa");
            ResultSet results = stmt.getResultSet();
           while (results.next())
            {
                String firstName = results.getString("aaa");
                System.out.println("firstName" +  firstName);
           }
            conn.close();
        }
        catch (Exception exc)
        {
            exc.printStackTrace();
        }
    }
}