Saving bidirectional ManyToMany

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粉色の甜心
粉色の甜心 2020-12-05 16:19

I have two entity classes annotated in the following way

@Entity
class A {
   @ManyToMany(mappedBy=\"A\", cascade=CascadeType.ALL)
   private List b         


        
5条回答
  •  半阙折子戏
    2020-12-05 16:20

    Maybe there is a small mistake in A_M's answer. In my opinion it should be:

       @Entity
       class B { 
       @ManyToMany 
       @JoinTable (
           name="A_B",
           joinColumns = {@JoinColumn(name="B_ID")},
           inverseJoinColumns = {@JoinColumn(name="A_ID")}
       )
       private List a; 
       .. 
    }
    

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