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Tag: many-to-many

Which collections are supported by Hibernate @ManyToMany annotation

I used @ManyToMany annotation on a Set and it worked fine. When I used ArrayList instead of Set it throws exception: org.hibernate.AnnotationException: Illegal attempt to map a non collection as a @OneToMany, @ManyToMany or @CollectionOfElements: com.kaushik.winnersoft.data.Student.enrolledCourses Is ArrayList not supported? Which all collection are supported by @ManyToMany annotation? Answer The supported interfaces are: You get the exception because you have

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