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Slow searching with two indexes

/query/setting#query_hints">running the query with lazy fetch. support Support

Async query ObjectDb

> Stopping a running query is not supported but hints

@Lob @Basic(fetch = FetchType.LAZY) is loaded when it's not needed

class="code">FetchType.LAZY is a hint that JPA implementations are allowed to ignore.

Query performance in general

and using hints to select a better query plan. support Support

ObjectDB 2.8.4

> Added support for a new query hint for setting a preferred variable processing order (issue #2379)

Removed entities can be found by query in the same transaction

to create an example, because the error only occurs in a complex scenario. Maybe you have a hint

Once served to JSF page via @EJB query bean, many list fields are null (but same query ok after fresh persist in @PostConstruct)

(even though it is allowed by JPA - lazy is only a hint),  allocating IDs during persist

InternalException when using MEMBER OF on a large list in a query

> Also thanks for the hint with long keys. Can you give us a recommendation as we can represent

References to objects of missing obsolete entity classes

anything and do you have any hint as to what is wron on our side? Best wishes  

Enable intern() for Retrieved Strings

Implement a setting, where the developer can specify which Strings should be loaded via the String.intern() function. Hint for this enhancement: When loading a large list of persons, the persons first names are many time the same ones