1. PrimaryKeyJoinColumn: http://docs.jboss.org/hibernate/orm/5.4/userguide/html_single/Hibernate_User_Guide.html#identifiers-derived
{code:java} @OneToOne @PrimaryKeyJoinColumn // bug here?: no FOREIGN KEY in table sql. private Person person;
@OneToOne // will generate a FOREIGN KEY in table sql. private Person person2; {code}
2. PrimaryKeyJoinColumn not support the referencedColumnName ="<not id>" attr?
3. referencedColumnName ="<not id>" can not work with FetchType.LAZY? |
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