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JPA Doc
5

javax.persistence.EntityManager

). If this method is called when the entity manager is associated with an active transaction, the persistence ... IllegalArgumentException - if the instance is not a managed entity and a transaction is active Since: JPA 2.0 ... () Indicate to the entity manager that a JTA transaction is active. Indicate to the entity manager
JDO Doc
5

close()

from this PersistenceManagerFactory have no active transactions. If any PersistenceManager instances have an active transaction, throw a JDOUserException, with one nested JDOUserException for each PersistenceManager with an active Transaction. If there are no active transactions, then close
JDO Doc
4

checkConsistency()

with the datastore. This method has no effect if a transaction is not active. If a datastore transaction is active, this method verifies the consistency of instances in the cache against the datastore ... to do so. If an optimistic transaction is active, this method obtains a datastore connection and verifies
JDO Doc
4

flush()

Method javax.jdo.PersistenceManager void flush() Flushes all dirty, new, and deleted instances to the data store. It has no effect if a transaction is not active. If a datastore transaction is active ... transaction is active, this method obtains a datastore connection, synchronizes the cache
JDO Doc
4

getGroups()

Method javax.jdo.FetchPlan Set getGroups() Return an immutable Set containing the names of all active fetch groups. The Set is a copy of the currently active groups and will not change based on subsequent changes to the groups. Returns: an immutable Set containing the names of all currently active fetch groups Since: JDO 2.0
JDO Doc
4

javax.jdo.FetchGroup

(fields or properties) to be fetched when the fetch group is active, and the recursion depth for each ... .getFetchGroup, it is unscoped. When a FetchGroup is added to the set of active FetchGroups ... is removed from the set of active FetchGroups via PersistenceManagerFactory.removeFetchGroups
Forum
3

500Mb ObjectDb database opening issue

opening the database with a Profiler to understand what activity is done during these 3 seconds. I ... of this issue. One thing you should try is to remove all activations from the objectdb.conf file. With an OEM license your end users do not need activation codes, and you should avoid including activation
JDO Doc
3

clearGroups()

Method javax.jdo.FetchPlan FetchPlan clearGroups() Remove all active groups leaving no active fetch group. Returns: the FetchPlan Since: JDO 2.0
JDO Doc
3

getDataStoreConnection()

Method javax.jdo.PersistenceManager JDOConnection getDataStoreConnection() If this method is called while a datastore transaction is active, the object returned will be enlisted in the current transaction. If called in an optimistic transaction or outside an active transaction, the object returned
JDO Doc
3

getFetchGroups()

Method javax.jdo.PersistenceManagerFactory Set getFetchGroups() Get a modifiable Set containing a mutable copy of all currently active (in scope) fetch groups. The methods addFetchGroups ... of all currently active fetch groups Throws: SecurityException - if the caller is not authorized for JDOPermission ("getMetadata") Since: JDO 2.2