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MapKeyJoinColumn MapKeyJoinColumns
This is the default behavior for Map properties marked as @OneToMany, @ManyToMany
or @ElementCollection
@Target(value={METHOD,FIELD})
@Retention(value=RUNTIME)
@Deprecated
public @interface MapKeyManyToMany
Define the map key columns as an explicit column holding the map key
This is completely different from MapKey which use an existing column
This annotation and MapKey are mutually exclusive
| Optional Element Summary | |
|---|---|
JoinColumn[] |
joinColumns
Deprecated. |
Class |
targetEntity
Deprecated. Represent the key class in a Map Only useful if the collection does not use generics |
public abstract JoinColumn[] joinColumns
public abstract Class targetEntity
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