About unique

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ObjectDB version 2.3.3

#544). Added support of @Column(unique="true") and equivalent ORM XML (issue #550). Fixed
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@JoinColumn(nullable=false)

of the @ManyToOne and @OneToOne annotations. Similarly, see this forum thread regarding setting a unique constraint when using ObjectDB. bugsbunny2003
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A few questions on object database design

. After all, everything stored in player instances are unique to that player... So, is it OK to store
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Accessing objects to make them available after EntityManager close?!

; @Id @GeneratedValue Long id; @Unique private String word; private Set meanings
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After using the enhancer, Lazy loaded collections are no longer loading. They are set as null

, CascadeType.PERSIST}, mappedBy="account", fetch = FetchType.LAZY) @JoinColumn(name = "project_id", unique
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Change Sequcene Id

class to use the new sequence (note that you must verify that id collision is avoided and every entity object gets its own unique id). Tsu
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com.objectdb.o.InternalException: java.lang.ArrayIndexOutOfBoundsException: null

    @Unique     String url = "";     @Temporal(javax.persistence.TemporalType.TIMESTAMP)     private Date
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Criteria query error: Unexpected query token

Using JPA2, I can save entities now in JBoss, and also fetch them uniquely by id. However, if I try to fetch it by getting back all instances (e.g. findAll, I get the following error: org.jboss.arquillian.spi.ArquillianProxyException: com.objectdb.o._PersistenceException : Unexpected query token
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Duplicate Entity class names causes Exception in Query

see that you only want console test apps! Thanks for your help. BTW the @Unique annotations for non
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em.flush(); em.clear(); loosing data and not persisting managed objects

hex string and should be unique among the key fields.   For one of those three tables Notes the method