它提供了要通过认证考试而需掌握的特性。
It has the features you need to learn to pass the certification exams.
不过，只要认真学习，对于掌握XML认证考试的转换部分来说，本教程以及参考资料部分提供的内容提供了足够的广度和深度。
However, if studied well, this tutorial, combined with the references in Resources, will provide sufficient breadth and depth to master the transformation aspects of the XML certification exam.
如果您已经通过DB 2 Version 8数据库管理员认证，DB 2 9认证计划提供了一个单项考试，通过它可以将认证升级到DB 2 9。
If you're already certified as a DB2 Version 8 Database Administrator, the DB2 9 certification program offers a single test by which you can upgrade your certification to DB2 9.
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