正在阅读：Java连接数据库谈Java连接数据库谈

　　Connection connection = null ;

　　try

　　{

　　  //load the jdbc driver ;

 　　 String driverName = “oracle.jdbc.driver.OracleDriver”;

 　　 Class.forName(driverName).newInstance();

　　 //create a connection to the database;

 　　 String serverName = “127.0.0.1”;

 　　 String serverPort = “1521”;

 　　 String serverID = “datebase1”

 　　 String userName = “hello”;

 　　 String userPsw = “world”;

 　　 String url = “jdbc:oracle.thin:@” + serverName + “:” + serverPort + “:” + serverID ;

 　　 Connection = DriverManager.getConnection(url , userName , userPsw);

　　}

　　catch(ClassNotFoundException e1)

　　{

　　  //catch could not find database driver exception.

　　}

　　catch(SQLException e2)

　　{

 　　 //catch could not connect to the database exception.

　　}