ObjectDB ObjectDB

Internal Website Search

61-70 of 200 resultsRefresh
9

JPA Exceptions

, an attempt to update the database with no active transaction is represented by: Database update
9

Explorer bug ? Objects seem to be missing from database in Class view, but are present as references

1st project)) INFO: RequestBean []: Created: com.greensoft.entity.Activity [null](TEST: the 1st activity) INFO: RequestBean []: Persisted: com.greensoft.entity.Activity [14](TEST: the 1st activity) INFO: RequestBean []: Created: com.greensoft.entity.Activity [null](TEST: the 2nd activity) INFO
6

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
0

[ODB1] Chapter 4 - JDO Metadata

has persistent instances stored in the database, the index becomes active only by running the Index Rebuilder
0

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
0

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
0

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
0

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
0

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
0

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

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

Need Help?

  1. Search ObjectDB website
  2. Read the FAQ
  3. Follow the Tutorials
  4. View or post in the forum
  5. Search or file an issue
  6. Contact support