Community Learn Tools Library Leisure
search
English
Home > Database > Mysql Tutorial > mysql-java.net.UnknownHostException: hostname

mysql-java.net.UnknownHostException: hostname

PHPz
Release： 2019-02-23 15:26:50
Original
2067 people have browsed it

mysqljsp数据库exception

相关mysql视频教程推荐：《mysql教程》

用jsp连接mysql数据库时出现了这样的错误，怎么解决？

com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.net.UnknownHostExceptionMESSAGE: hostname
STACKTRACE:
java.net.UnknownHostException: hostname
Copy after login
Related labels：
mysql jsp 数据库 exception
source：php.cn
Previous article：mysql-关于MySQL不能启动的问题 Next article：select-运行下面的代码为什么这么慢
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Latest Articles by Author
Latest Issues
Possibility to store ASP Classic code as string in MYSQL database Is it possible to store asp classic code into a MySQL database and have it execute the cod...
From 2024-04-06 13:38:43
0
1
358
Problems with the connection between the face recognition terminal iVMS-4200 and the base The face recognition terminal iVMS-4200 displays an error when connecting to the mysql dat...
From 2024-04-06 12:20:33
0
1
347
**Error type: Unable to iterate 'NoneType' object** I want to use ssh tunnel to access Mysql database. Unfortunately, the architecture of this...
From 2024-04-06 10:26:38
0
1
378
How to populate an HTML table from a design-generated database table Very new to Ruby on Rails and design. I'm currently trying to fill out a table on an HTML ...
From 2024-04-05 09:13:39
0
1
2491
Retrieve nested related values ​​in mysql I'm trying to retrieve related values ​​based on multiple entries in a database. I'm very ...
From 2024-04-04 17:29:06
0
2
365
Related Topics
More>
Popular Recommendations
Popular Tutorials
More>
Related Tutorials
Popular Recommendations
Latest courses
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template