org.hibernate.MappingException: Repeated column in mapping for entity: org.many_to_many.model.Course column: Course_ID (should be mapped with insert="false" update="false")

Stack Overflow | Rohit | 7 months ago
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    org.hibernate.MappingException: Repeated column in mapping for entity:org.many_to_many.model.Course column Course_ID

    Stack Overflow | 7 months ago | Rohit
    org.hibernate.MappingException: Repeated column in mapping for entity: org.many_to_many.model.Course column: Course_ID (should be mapped with insert="false" update="false")
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    org.hibernate.MappingException: Could not determine type for: java.util.List, at table: dhl_cs_classification, for columns: [org.hibernate.mapping.Column(dhl_cs_product_keywords)]
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    org.hibernate.MappingException: Could not determine type for: java.util.List, at table: dhl_cs_classification, for columns: [org.hibernate.mapping.Column(dhl_cs_product_keywords)]
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Root Cause Analysis

  1. org.hibernate.MappingException

    Repeated column in mapping for entity: org.many_to_many.model.Course column: Course_ID (should be mapped with insert="false" update="false")

    at org.hibernate.mapping.PersistentClass.checkColumnDuplication()
  2. Hibernate
    RootClass.validate
    1. org.hibernate.mapping.PersistentClass.checkColumnDuplication(PersistentClass.java:764)
    2. org.hibernate.mapping.PersistentClass.checkPropertyColumnDuplication(PersistentClass.java:782)
    3. org.hibernate.mapping.PersistentClass.checkColumnDuplication(PersistentClass.java:804)
    4. org.hibernate.mapping.PersistentClass.validate(PersistentClass.java:539)
    5. org.hibernate.mapping.RootClass.validate(RootClass.java:265)
    5 frames
  3. org.hibernate.boot
    SessionFactoryBuilderImpl.build
    1. org.hibernate.boot.internal.MetadataImpl.validate(MetadataImpl.java:329)
    2. org.hibernate.boot.internal.SessionFactoryBuilderImpl.build(SessionFactoryBuilderImpl.java:464)
    2 frames
  4. Hibernate
    Configuration.buildSessionFactory
    1. org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:708)
    2. org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:724)
    2 frames
  5. org.many_to_many.client
    TestClass.main
    1. org.many_to_many.client.TestClass.main(TestClass.java:16)
    1 frame