Tools may be able to automate the conversionof some part of your application code, which could translate into significant time savings.
工具可能将您的应用程序代码的部分转化自动化，将会节省大量的时间。
2
By making data types consistent within the DDL, there is less overhead associated with conversionof data at query run time.
通过在DDL中确保数据类型一致，在查询运行当中与数据转换相关的开销会比较小。
3
Such a transition comes from careful consideration of options, pilot projects to gauge conversiontime in advance, and advanced setup for fast conversion.