Java EE之Hibernate异常总结【2】Field 'id' doesn't have a default value - 润新知

Java EE之Hibernate异常总结【2】Field 'id' doesn't have a default value
Field 'id' doesn't have a default value问题解决方法

因为assigned是指主键是由人工分配的，而native则指主键值由库自动给出。
```
<generator class="assigned"／>  
```
　　
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原文地址：https://www.cnblogs.com/johnnyzen/p/7790579.html

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