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retrieval by using a lazy fetch type: @Entity class Employee { : @ManyToOne ( fetch = FetchType . LAZY ) private Employee manager; : } The default for non collection and map references is FetchType . EAGER ... FetchType . LAZY in either @OneToOne or @ManyToOne annotations (currently ObjectDB does not distinguish

JPA Enum FetchType java.lang.Object ∟  java.lang.Enum ∟  javax.persistence. FetchType ... Static Enum Methods: FetchType [] values () Returns an array containing the constants of this enum ... follows: for ( FetchType c : FetchType .values()) System.out.println(c); Return: an array containing

I have a class where two fields are annotated with  @Basic(fetch = FetchType .LAZY ... = FetchType .LAZY) private String description; @Basic(fetch = FetchType .LAZY) private String code ... and description properties must have been loaded on the query, ignoring the  fetch = FetchType .LAZY hint

Hi, I came across a weird behavior when using fetch= FetchType .LAZY in a complex code ... am using in object declaration @OneToMany(fetch= FetchType .EAGER, cascade = CascadeType.ALL) private ... @OneToMany(fetch= FetchType .LAZY, cascade = CascadeType.ALL) private LinkedList referencedObj

Hello. @OneToMany(fetch = FetchType .LAZY) doesn't work when using EJB or something else related ... , generator = "b") private int id; @OneToMany(fetch = FetchType .LAZY, cascade = CascadeType ... Parent { // ...id @OneToOne(fetch = FetchType .LAZY, cascade = CascadeType.ALL) private ByteData bydaData

; @Lob @Basic(fetch = FetchType .LAZY) private byte[] content; And after some queries with Thing ... of the photos despite of using fetch = FetchType .LAZY. How can I fix this memory issue? Vladiator Vlad Myachikov FetchType .LAZY is a hint that JPA implementations are allowed to ignore. Currently

JPA Enum Constant in javax.persistence. FetchType EAGER Defines that data must be eagerly fetched. Since: JPA 1.0

JPA Enum Constant in javax.persistence. FetchType LAZY Defines that data can be lazily fetched. Since: JPA 1.0

; @OneToMany ( fetch = FetchType . EAGER ) List field3; } The entity class declaration

.persistence.CascadeType; import javax.persistence.Entity; import javax.persistence. FetchType ; import javax ... (cascade = CascadeType.ALL,fetch = FetchType .EAGER) private Person person; @Index private String phn; private String comments; /* Create Properties */ @ManyToOne(fetch = FetchType .LAZY) private WebUser

Hello, I have a tree of entity classes that reference others using Cascade.ALL in combination with FetchType .LAZY. If I now delete a root entity using EntityManager.remove all leaf nodes will not ... the database. If you remove the FetchType everything works. Best regards Markus doppelrittberger

; @OneToMany(fetch= FetchType .LAZY) public List actions = new ArrayList (); @OneToMany(fetch= FetchType .LAZY) public List childNodes = new ArrayList (); @OneToMany(fetch= FetchType .LAZY) public List container = new ArrayList (); @OneToOne(fetch= FetchType .LAZY) public ObjectNode currentLocation; @OneToOne

.persistence.Entity; import javax.persistence. FetchType ; import javax.persistence.Id; import javax ... ;  @OneToMany(fetch = FetchType .EAGER, cascade = CascadeType.ALL) public long[] time;     @OneToMany(fetch = FetchType .EAGER, cascade = CascadeType.ALL) private long[][] a1;   

.persistence.Entity; import javax.persistence.EntityManager; import javax.persistence. FetchType ; import ... ; @ManyToOne(fetch= FetchType .LAZY) @MapsId("cont") private EContainer container; public EContainer ... ; import javax.persistence. FetchType ; import javax.persistence.ManyToOne; import javax.persistence

= FetchType . EAGER ) private List costs ; etc... } Hierarchical entities: @Entity public class Element extends BaseCostElement { @OneToMany (mappedBy = "parent" , fetch = FetchType . EAGER ) private List ... extends BaseCostElement { @OneToMany (mappedBy = "parent" , fetch = FetchType . EAGER ) private List

public class TransportationEvent { ... @ManyToMany(fetch = FetchType .EAGER, cascade = CascadeType ... { .... @ManyToMany( fetch = FetchType .LAZY, cascade = CascadeType.PERSIST) private List transportationEvents ... .annotations.CascadeType.DELETE_ORPHAN) and i applied that as @ManyToMany(fetch = FetchType .EAGER, cascade

) @ElementCollection private Map values = new HashMap (); @OneToOne (fetch = FetchType .LAZY, cascade ... ; @OneToOne (fetch = FetchType .EAGER) private TCStep step; //For performance reasons, we use a list ... @ElementCollection (fetch = FetchType .EAGER) private Map values = new HashMap (); } btc_es BTC

It is possible to use lazy loading on fields of attached entities by several threads? Example: class EntityZ { @OneToOne(fetch = FetchType .LAZY) EntityX fieldX; @OneToOne(fetch = FetchType .LAZY) EntityY fieldY; @ElementCollection (fetch = FetchType .LAZY) List list; } We want to load the entity

. FetchType ; import javax.persistence.FlushModeType; import javax.persistence.GeneratedValue; import javax ... ;   @OneToMany(fetch = FetchType .LAZY, cascade = CascadeType.ALL, mappedBy = "parent ... ; @Id   @GeneratedValue   private long id;   @ManyToOne(fetch = FetchType .LAZY

; import javax.persistence. FetchType ; import javax.persistence.FlushModeType; import javax.persistence ... {   @Id   @GeneratedValue   private long id;   @OneToMany(fetch = FetchType .LAZY ... long id;   @ManyToOne(fetch = FetchType .LAZY, cascade = { CascadeType.PERSIST, CascadeType.MERGE

public abstract class A { @Id @ManyToOne(fetch = FetchType .EAGER, cascade=CascadeType.ALL, optional ... at ChildSuper : package testobjectdb; import javax.persistence. FetchType ; import javax.persistence.Id ... public abstract class ChildsSuper {   //  @Id   @ManyToOne(fetch = FetchType .EAGER

; @OneToMany(cascade=CascadeType.PERSIST, fetch= FetchType .EAGER)         ... ;   fetch= FetchType .EAGER, orphanRemoval=true)         //@ElementCollection(fetch= FetchType .EAGER)         public

declare explicitly the fetch strategy for "children" as FetchType .Eager, then how can I retrieve the Nodes stored in this list. Because no matter what I try, if I dont declare the FetchType to Eager, the children field of all my retrieved nodes are of size zero When I declare the FetchType as Eager

annotating the map with @OneToMany(fetch= FetchType .EAGER). Outside the DAO method only fields ... signingDate;     @OneToMany(fetch= FetchType .EAGER, cascade=CascadeType ... class GuestHolder { // Persistent Fields: @Id @GeneratedValue Long id; @OneToMany(fetch= FetchType

;ElementCollection , EAGER for Basic ). You may try using an @ElementCollection(fetch= FetchType .EAGER) and see if it is fast as @Basic support Support I tested it already with @ElementCollection(fetch= FetchType ... = FetchType .EAGER) , which may be more appropriate for maps that contain external relationships. support Support

own defined as @OneToMany(fetch= FetchType .LAZY) List bookList; (And in this example, there is only 1 object in ... the new book added by B?. And does this change if FetchType .LAZY changes to FetchType .EAGER? In a SQL

, when it is marked as @ManyToOne(fetch= FetchType .LAZY) ?   package com.greensoft.objectdb.test ... ; @ManyToOne(fetch= FetchType .LAZY, cascade= CascadeType.ALL)         C ... ; @ManyToOne(fetch= FetchType .EAGER, cascade= CascadeType.ALL)         C

Hi! I have in an entity called User with the following field: @ElementCollection(fetch = FetchType ... (fetch = FetchType .EAGER) private Set permissions; saves enum values as ordinal, not String ... ;@ElementCollection(fetch = FetchType .EAGER) containing enums should be order independent. Thanks. zmirc

; @OneToOne(cascade=CascadeType.ALL, fetch= FetchType .EAGER,          ... (mappedBy = "customer", fetch= FetchType .LAZY) private List itemList; @OneToMany(mappedBy = "customer", fetch= FetchType .LAZY) private List otherItemList; ... getters and setters } Only address is filled

being cascaded. Since: JPA 1.0 FetchType fetch default LAZY (Optional) Whether the association

(); ... } Since: JPA 2.0 Public Annotation Attributes FetchType fetch default LAZY (Optional

of an entity passed as a reference. An entity is considered loaded if all attributes for which FetchType .EAGER

JPA Method in javax.persistence.PersistenceUtil boolean isLoaded (   Object entity ) Determine the load state of an entity. This method can be used to determine the load state of an entity passed as a reference. An entity is considered loaded if all attributes for which FetchType

if all attributes for which FetchType .EAGER has been specified have been loaded. The isLoaded(Object

for which FetchType .EAGER has been specified have been loaded. The isLoaded(Object, String) method

to the target of the association. By default no operations are cascaded. Since: JPA 1.0 FetchType fetch

JPA Annotation Attribute in javax.persistence.OneToOne FetchType fetch default EAGER (Optional) Whether the association should be lazily loaded or must be eagerly fetched. The EAGER strategy is a requirement on the persistence provider runtime that the associated entity must be eagerly fetched

FetchType fetch default LAZY (Optional) Whether the association should be lazily loaded or

JPA Annotation Attribute in javax.persistence.OneToMany FetchType fetch default LAZY (Optional) Whether the association should be lazily loaded or must be eagerly fetched. The EAGER strategy is a requirement on the persistence provider runtime that the associated entities must be eagerly fetched

JPA Annotation Attribute in javax.persistence.ManyToMany FetchType fetch default LAZY (Optional) Whether the association should be lazily loaded or must be eagerly fetched. The EAGER strategy is a requirement on the persistence provider runtime that the associated entities must be eagerly fetched

JPA Annotation Attribute in javax.persistence.ManyToOne FetchType fetch default EAGER (Optional) Whether the association should be lazily loaded or must be eagerly fetched. The EAGER strategy is a requirement on the persistence provider runtime that the associated entity must be eagerly fetched

no operations are cascaded. Since: JPA 1.0 FetchType fetch default EAGER (Optional

1.0 Public Annotation Attributes FetchType fetch default EAGER (Optional) Defines whether the value

JPA Annotation Attribute in javax.persistence.Basic FetchType fetch default EAGER (Optional) Defines whether the value of the field or property should be lazily loaded or must be eagerly fetched. The EAGER strategy is a requirement on the persistence provider runtime that the value must be eagerly

JPA Annotation Attribute in javax.persistence.ElementCollection FetchType fetch default LAZY (Optional) Whether the collection should be lazily loaded or must be eagerly fetched. The EAGER strategy is a requirement on the persistence provider runtime that the collection elements must be eagerly

() { return ownedElements; } private Element owner; @ManyToOne(fetch = FetchType .LAZY) @JoinTable(name ... , but there are other cases without these that also exhibit the problem. Also, I don't think the FetchType ... is to set the fetch type to EAGER: @OneToMany(mappedBy = "owner", cascade = CascadeType.ALL, fetch= FetchType

;       @OneToMany(cascade= CascadeType.ALL, fetch= FetchType .EAGER ... ;    @OneToOne(fetch = FetchType .LAZY, cascade = CascadeType.ALL)     ... ;       @ManyToOne(fetch= FetchType .LAZY)      

.persistence . FetchType ; import javax.persistence . Id ; import javax.persistence . OneToMany ; import ... ; @OneToMany (cascade = CascadeType . ALL , targetEntity = MyStepBlock . class , fetch = FetchType ... (cascade = CascadeType . ALL , targetEntity = MyStep . class , fetch = FetchType . LAZY ) ArrayList steps

= "uid") private String uid; @OneToOne (fetch = FetchType .EAGER, cascade = {CascadeType.REFRESH, CascadeType.DETACH }) private ModelElementImpl element; @OneToMany (fetch = FetchType .EAGER, cascade ... uid; @OneToOne (fetch = FetchType .EAGER, cascade = {CascadeType.REFRESH, CascadeType.DETACH }) private

{ @OneToOne(fetch = FetchType .EAGER) private CacheableJobInfo ji; @OneToOne(fetch = FetchType .EAGER) private ... . The problem dissapeared when removing the @OneToOne(fetch = FetchType .EAGER) annotation. I am not