sorry for that peter.ok i'm running jboss as 4.0.5.GA and want to use mysql 5.1 as jboss database.
i follow the steps in
http://onjava.com/pub/a/onjava/2004/02/25/jbossjdbc.html for MySQL Database Configuration. Therefore
1. mysql-connector-java-5.1.13-bin.jar in server/default/lib.
Add the codes as belows in server/default/conf:
2.standardjaws.xml
3. standardjbosscmp-jdbc.xml
4.login-config.xml
5. mysql-ds.xml in server/default/deploy
<datasources>
<local-tx-datasource>
<jndi-name>MySqlDS</jndi-name>
<connection-url>
jdbc:mysql://192.168.5.55:3306/JAVATEST</connection-url>
<driver-class>com.mysql.jdbc.Driver</driver-class>
<user-name>javatest</user-name>
<password>javatest</password>
and i create client.jsp in server/default/deploy/jdbcclient.war.