如果是这样的话,清单 6 中的 @Transactional 注释在设置了只读标志且传播模式被设置为 REQUIRED 时,它的作用是什么呢?
Okay, so if that is the case, what does the @Transactional annotation do in Listing 6 when the read-only flag is set and the propagation mode is set to REQUIRED?
Profiling是一个非常有用的优化代码的工具,但是它的作用是判断问题的位置;它并不能真正指出潜在的问题是什么,以及如何解决这些问题。
Profiling is a useful tool for optimizing code, but all it does is identify the potential location of the problem; it doesn't actually point out what the potential issue is or how to resolve it.
And so we'll talk about technologies like this, where they're at, what the scientific basis of it is, and how they might be useful.
我们将讨论这门技术会应用于哪些领域,它的科学原理是什么以及,如何使他们发挥作用
应用推荐