北京燕莎友谊金源店:帮忙看 下这个JSP提示错误是什么意思,原因在哪?下边附有java文件

来源:百度文库 编辑:神马品牌网 时间:2024/04/30 00:39:48
An error occurred at line: 11 in the jsp file: /view.jsp

Generated servlet error:
C:\Tomcat 5.0\work\Catalina\localhost\exam\org\apache\jsp\view_jsp.java:58: cannot resolve symbol
symbol : class ResultSet
location: class org.apache.jsp.view_jsp
ResultSet rs=vote.executQuery("select * from vote");
^

An error occurred at line: 11 in the jsp file: /view.jsp

Generated servlet error:
C:\Tomcat 5.0\work\Catalina\localhost\exam\org\apache\jsp\view_jsp.java:58: cannot resolve symbol
symbol : method executQuery (java.lang.String)
location: class lei.voteconn
ResultSet rs=vote.executQuery("select * from vote");

在jsp页面加上<@page import="java.sql.*">
你要查询数据库,还要在Statement 和 ResultSet外加上try 和catch

ResultSet rs=vote.executQuery("select * from vote");
executQuery写错了,应该是executeQuery