They also give us targets for refactorings.
模式还给了我们以重构的目标。
As with all refactorings, you now have two options.
对于所有重构，现在都有两个选项。
And the best thing is that refactorings are undoable.
并且最重要的一件事是refactorings是可以撤销的。
On the other hand, it can lead to big refactorings of existing code.
另一方面，这需要大量重构现有代码。
You can apply refactorings with or without the use of certain design patterns.
您可以使用或不使用特定的设计模式来进行重构。
How do you get your code base in a place where major refactorings are possible?
如何实现可以进行重大重构的代码库？
Meanwhile, we continue to ship each week — little fixes and lots of refactorings.
与此同时，我们继续每周交付一次——少量的bug修复和大量的重构。
I imagine some simple refactorings can be performed even without unit testing in place.
我想，一些简单的重构可以在没有单元测试的情形下进行。
This type of conversion is necessary for almost all RDBMS refactorings in production as well.
而且这种类型的转换对于几乎所有生产中的RDBMS重构都是必需的。
This type of conversion is necessary for almost all RDBMS refactorings in production as well.
而且这种类型的转换对于几乎所有生产中的RDBMS重构都是必需的。
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