The type [null] is not the expected [EntityType] for the key class [class doom.vsan.entity.role.Role].
Caused by: java.lang.IllegalArgumentException: The type [null] is not the expected [EntityType] for the key class [class doom.vsan.entity.r…
jpa级联主键自增问题
两个实体，USER,GORUP，每个实体的主键都是@GeneratedValue(strategy = GenerationType.AUTO)，当然级联关系也设置好了，测试的时候是设置的cascade …
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