数据库事物

<pre class="java" name="code"> Connection con = DataSourceUtils.getConn();       try{       //设置事物的开始标记       con.setAutoCommit(false);       String sql1 = "insert into users values('U008','A','A')";       run.update(sql1);       String sql2 = "insert into users values('U009,'B','B')";       run.update(sql2);       //提交       con.commit();              }catch(Exception e){       System.out.println("出错了");       con.rollback();       }finally{       con.close();       }