然而，在旧的解决方法无效的情况下需要构建一些新型的应用程序。
However, there are new classes of applications being built where the old approaches break down.
如果必须向多个架构中添加对象，由于必须不断更改默认架构，此方法无效。
This approach is inefficient if you must add objects to several schemas because you must keep changing the default schema.
任何衡量生产率的方法，可以帮助你了解什么方法有效、什么方法无效，以便调整。
Any measure of productivity that helps you identify what is working and what is not allows you to adjust accordingly.
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