尽管有了管理连接池的资源管理器，但是还不能保证ejb层具有最优性能——还有一些设计考虑事项！
The fact that you have resource managers that manage your connection pools does not guarantee optimum performance from the EJB layer — there are some design considerations as well!
尽管有了管理连接池的资源管理器，但是还不能保证ejb层具有最优性能——还有一些设计考虑事项！
The fact that you have resource managers that manage your connection pools does not guarantee optimum performance from the EJB layer — there are some design considerations as well!
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