JAva Oracleデータベースへの接続

  
  public static Connection getPowerConnection2() {
	  Connection conn = null;
	  try{
           //    
	   Class.forName("oracle.jdbc.driver.OracleDriver");
           //       
	   String url = "jdbc:oracle:thin:@127.0.0.1:1521:demo";
	   conn = DriverManager.getConnection(url, "scott", "tiger");
	  
	  }catch(ClassNotFoundException e){
	   System.out.println("           ");
	  }catch(SQLException e){
	   e.printStackTrace();
	  }
	  return conn;
	 }
	

public static void getPowerConnection(String[] srg) {
  String driverName = "com.microsoft.sqlserver.jdbc.SQLServerDriver";  //  JDBC  
  String dbURL = "jdbc:sqlserver://localhost:1433; DatabaseName=test";  //         test
  String userName = "sa";  //     
  String userPwd = "123456";  //  
  Connection dbConn;

  try {
   Class.forName(driverName);
   dbConn = DriverManager.getConnection(dbURL, userName, userPwd);
   System.out.println("Connection Successful!");  //           Connection Successful!
  } catch (Exception e) {
   e.printStackTrace();
  }
}
}