About cache

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JDO Doc
7

javax.jdo.Query

instances of affected classes in the cache are first flushed to the datastore. Instances in the cache or brought into the cache as a result of executing one of the deletePersistentAll methods undergo ... control to the application, instances of affected classes in the cache are refreshed to reflect
JPA Doc
7

javax.persistence.CacheRetrieveMode

: Serializable, Comparable Used as the value of the javax.persistence.cache.retrieveMode ... BYPASS Bypass the cache: get data directly from the database. Bypass the cache: get data directly from the database. Since: JPA 2.0 CacheRetrieveMode USE Read entity data from the cache
Issue
6

Enhanced classes problem

of field field eu.ysoft.safeq.core.cache.entity.CacheableJobStat.jais using enhanced method at com ... .ysoft.safeq.core.cache.entity.CacheableJobStat.__odbGet_jobId(CacheableJobStat.java:1) at eu.ysoft.safeq.core.cache.entity.CacheableJobStat.toString(CacheableJobStat.java:136) at java.lang.String
JDO Doc
6

deletePersistentAll()

classes in the cache are first flushed to the datastore. Instances in the cache or brought into the cache as a result of executing one of the deletePersistentAll methods undergo life cycle changes as ... to the application, instances of affected classes in the cache are refreshed to reflect whether they were deleted
JPA Doc
6

getCache()

Method javax.persistence.EntityManagerFactory Cache getCache() Access the cache that is associated with the entity manager factory (the "second level cache"). Returns: instance of the Cache interface Throws: IllegalStateException - if the entity manager factory has been closed Since: JPA 2.0
JDO Doc
6

javax.jdo.Constants

-all-on-commit" attribute. Since: JDO 2.1 String PMF_ATTRIBUTE_IGNORE_CACHE The name of the persistence manager factory element's "ignore-cache" attribute. The name of the persistence manager factory element's "ignore-cache" attribute. Since: JDO 2.1 String PMF_ATTRIBUTE_MAPPING The name
JPA Doc
6

javax.persistence.spi.PersistenceUnitInfo

cache for the persistence unit. Returns the specification of how the provider must use a second-level cache for the persistence unit. The result of this method corresponds to the shared-cache-mode element in the persistence.xml file. Returns: the second-level cache mode that must be used by
Issue
6

Best practise loading big data

infrastructure (cache releated classes? ) that was built up during reading and now when all references ... done inside the DB if possible. ObjectDB manages several cache data structures: Page cache Query caches Entity caches You may use the above links to the see default sizes of caches
Forum
5

evictAll() behavior

the L2 cache -- is this correct 2. the evicts only work when they are done inside a transaction ... .getDataStoreCache().evictAll() clears the L2 cache. pm.evictAll() clears the persistence manager (L1) cache. But evictAll does not affect objects that have been changed by the current
JDO Doc
5

checkConsistency()

Method javax.jdo.PersistenceManager void checkConsistency() Validates the PersistenceManager cache ... transaction is active, this method verifies the consistency of instances in the cache against the datastore ... the consistency of the instances in the cache against the datastore. If any inconsistencies are detected