老兄啊 当然有问题啦Connection conn=DBUtil.getConnection();PreparedStatement ps;String sql="select * from department where dept_name like '%"+name+"%'";ps = conn.prepareStatement(sql);System.out.println("sql---"+sql);ResultSet rs=ps.executeQuery();System.out.println(rs);while(rs.next()){在这里你使用了预编译prepareStateme...
