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Issue
3

Use temporary files to enable very large transactions

system property:     System.setProperty("objectdb.temp.page-file", "true"); This can also be set as a JVM argument: > java ... -Dobjectdb.temp.page-file=true Note: If you are using client-server mode ... .page-file", "true");' and with JVM Param '-Dobjectdb.temp.page-file=true'. ObjectDB version
Issue
2

objectdb-2.6.9_06: Extended Persistence Context fails: 'Attempt to begin a new transaction when a transaction is active'

[]: buildProject: em.transaction.isActive(true) Info: ExtRequestBean []: Created: com.greensoft ... ; /** * If true 2 (not just 1) project entity structures will be built * (which in some cases demonstrates ... boolean DO_BUILD_TWO_PROJECTS = true; @PostConstruct public void createData
Forum
2

PersistenceException: Failed to locate field

" reflection = "warning"/> Changed settings
Forum
2

objectdb-2.6.9_02 (with "objectdb.temp.no-enhancement-crc-check") vs. generic classes with interfaces: detailed investigation

 System.setProperty("objectdb.temp.no-enhancement-crc-check", "true"); in objectdb-2.6.9_02 because the default ... .temp.no-enhancement-crc-check", "true"); Set the property before accessing ObjectDB do disable ObjectDB ... .   Case3: - System.setProperty("objectdb.temp.no-enhancement-crc-check", "true"); //! - Methods in
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2

Eclipse plugin problem (using ObjectDB as a separate bundle)

.performFinish()", e );         }   // end try-catch         return true;     }   // end method ... all cascade-persist properties to true does NOT correct the problem.   I noticed that the third line ... so the exception is unexpected. Please try changing the configuration:
Forum
2

locks on pure query activities

" threshold="64mb" />
JPA Doc
2

and(restrictions)

Method javax.persistence.criteria.CriteriaBuilder Predicate and(   Predicate... restrictions ) Create a conjunction of the given restriction predicates. A conjunction of zero predicates is true. Parameters: restrictions - zero or more restriction predicates Returns: and predicate Since: JPA 2.0
JPA Doc
2

begin()

Method javax.persistence.EntityTransaction void begin() Start a resource transaction. Throws: IllegalStateException - if isActive() is true Since: JPA 1.0
JDO Doc
2

Cacheable.value

Annotation Element javax.jdo.annotations.Cacheable String value Default value: "true" Since: JDO 2.2
JPA Doc
2

Cacheable.value

Annotation Element javax.persistence.Cacheable boolean value (Optional) Whether or not the entity should be cached. Default value: true Since: JPA 2.0