不能使用Wildfly 9.0.2的mysql驱动程序，但它似乎正确加载

I'm trying to switch to wildfly from glassfish but I'm getting a hard time to set up a connection to mysql db. I have placed the .jar and module.xml under /wildfly-9.0.2.Final/modules/system/layers/base/com/mysql/driver/main.I'm trying to switch to wildfly from glassfish