It's easy to underestimate the challenge of saving your POGOs to database tables.
对于将POGO保存到数据库表所面临的挑战，很容易被低估。
2
All of this means that you can immediately begin using POGOs as a replacement for your POJOs.
所有这些意味着您可以立即开始使用POGO作为POJO的替代选择。
3
But when you add the slightest bit of complexity to your object model, such as having two POGOs that are related to each other, things can quickly get more difficult.