Many to One Mapping « JPA « Java Tutorial

22.11.Many to One Mapping
22.11.1.Mapping Relationship State
22.11.2.Many To One Set Join Column Name
22.11.3.Many to One Map With Entity Hierarchy
22.11.4.Many To One Mapping Unique Join Column
22.11.5.Many To One Mapping Manually Linking
22.11.6.Many To One Insertable Nullable Updatable
22.11.7.Many To One Cascasde Persist
22.11.8.Many To One Cascade Remove
22.11.9.Many To One Cascade Merge