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  • Collection Mapping

    SQL & Hibernate
    Level 13, Lesson 0
    Collection list. Auxiliary table. Set collection. List collection. Map collection.
    Available
  • @ManyToOne

    SQL & Hibernate
    Level 13, Lesson 1
    Table Level Relationship Java Class Level Relationship @ManyToOne Annotation Query Examples
    Available
  • @OneToMany

    SQL & Hibernate
    Level 13, Lesson 2
    Relationship at the table level. Communication at the level of Java classes. The @OneToMany annotation. Request examples.
    Available
  • @ManyToMany

    SQL & Hibernate
    Level 13, Lesson 3
    Service table. Relationship at the table level. Communication at the level of Java classes. @ManyToMany annotation. Request examples.
    Available
  • @OneToOne

    SQL & Hibernate
    Level 13, Lesson 4
    Various forms of one-to-one communication @Embedded One-way OneToOne Two-way OneToOne
    Available
  • Cascading changes

    SQL & Hibernate
    Level 13, Lesson 5
    Deep dependency management CascadeType ALL, PERSIST, MERGE REMOVE, DELETE, DETACH Orphan removal parameter fetch parameter
    Available
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CodeGym CodeGym is an online course for learning Java programming from scratch. This course is a perfect way to master Java for beginners. It contains 1200+ tasks with instant verification and an essential scope of Java fundamentals theory. To help you succeed in education, we’ve implemented a set of motivational features: quizzes, coding projects, content about efficient learning, and a Java developer’s career.
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