About merge

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Issue
2

Best practise loading big data

) but be careful not to merge the tree back to ObjectDB and commit a transaction as all detached ... .EMR.g(EMR.java:78) ~[na:na] at com.objectdb.jpa.EMImpl.merge(EMImpl.java:496) ~[na:na
Forum
2

Update is ignored by ObjectDB

; // <-this smdb.merge(user); // <-and this order = new Order(orderID, user, item); shopdb ... ; // <- moved this lines here lib.updateUser(user);// it's em.merge(user); So my question
Result
2

ObjectDB version 2.3.3

support of @Column(unique="true") and equivalent ORM XML (issue #550). Fixed @PrePersist on merge to be called after merging fields (issue #551). Fixed eager fetch of collections and maps of simple
Result
2

ObjectDB version 2.4.0

collections). Fixed object duplication on cascading merge (issue  #595). Fixed an InternalException in query ... API and in the Explorer). Fixed a bug in merging complex object graphs. Fixed a bug in not using
Result
2

ObjectDB version 2.4.2

JOIN FETCH (issue #854). Fixed type checking of query parameters. Changed merge implementation (removed ... values in new fields) correctly. Fixed a bug in clearing embedded objects during merge. Added automatic
Forum
1

Cannot save or update entity on Spring App

.merge(guest); em.getTransaction().commit(); em.flush(); em.clear
Forum
1

ClassCastException of same object type

that particular copy? That might be the reason. Try merging the two plugins to one plugin to see if it helps
Issue
1

com.objectdb.o.InternalException: java.lang.ArrayIndexOutOfBoundsException: null:

.addOwnedElement(ownedElement); // if (ok) { // em.merge(owner
Forum
1

Complex Schema Upgrade not working

" have been merged into the member.Member class - The member.Member class is now the address.Address class
Forum
1

Entity listener - event instead of object

). You may create a copy of that object (maybe by JPA's detach + merge or by JDO's detachCopy