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2

"Unexpected query expression" using CriteriaQuery FetchParent Interface

: Unexpected query expression end (non keyword identifier is expected)] with root cause com.objectdb.o.UserException: Unexpected query expression end (non keyword identifier is expected) at com.objectdb.o ... .PersistenceException Unexpected query expression end (non keyword identifier is expected) (error 751) (position 9
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2

JPQL JOIN FETCH Error

metadata.identifiers identifiers left join fetch metadata.sources sources left join fetch metadata ... JOIN FETCH metadata.formats LEFT JOIN FETCH metadata.identifiers LEFT JOIN FETCH metadata.sources
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2

Optimization Question

to identify exactly what fields have changed from one update to the next. Currently the following ... prone code to identify exactly what's changed and replace only exactly those items ... .  All tracks maintain a java UUID identifier and a mapping of that to the ObjectDB OID is used
Issue
1

[ObjectDB 2.2.6_02] Unexpected exception (Error 990) at com.objectdb.o.OBC.aJ(OBC.java:961)

, TimePeriod identifier) throws Exception { // obtain the moment Calendar ... ChartEntity chart = new ChartEntity(identifier); create(chart); chart.addPoint(latestPoint
Issue
1

Issue with DISTINCT Select

It is getting more and more frustrating :( We've introduced distinct select instead of regular selection in our code (no changes else) and suddenly receive invalid identifiers in queries exceptions ... identifier (namely, $1) multiple times for different selections in the same query
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1

Need help to make this test work and define proper annotations for entities Lists

@GeneratedValue private long id;             public String identifier;             public String ... = apiNam;                 identifier = ident;             }             public long getId
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1

NullPointerException while setting a new property value

(CollectionIdentifiable> entityCollection) { final EntityManager em = getEntityManager(); try { em.getTransaction().begin(); for (Identifiable o
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1

Performance problem

because the compiler rejected some of the non English characters. Anyway, after identifying the problem as ...   you very much for your help. We understand that you can provide limited support. This morning we identified
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1

Should derived fields of an EmbeddedId be manually maintained by app code?

, of type ECompoundKeyMapItem, identified by their "key" within the EContainer class. The items ... "ECompoundKeyMapSubItem", identified by their keys. The embeddedId for the item class, ECompoundKeyMapItemId
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1

Updating existing persistence entries

can do it wherever and whenever I want and hibernate identifies the object by runtime polymorphism and finds the correspondent ... within an active transaction the changes are identified automatically. Of course, you have to begin and commit