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2

select(expression)

the subquery result Returns: the modified subquery Since: JPA 2.0
2

having(restriction)

. Parameters: restriction - a simple or compound boolean expression Returns: the modified subquery Since: JPA 2.0
0

getFetchGroup(cls, name)

Method javax.jdo.PersistenceManagerFactory FetchGroup getFetchGroup( Class cls, String name ) Create an unscoped, modifiable FetchGroup for the Class and name. If a corresponding FetchGroup already exists in PersistenceManagerFactory scope, copy its definition to a new FetchGroup. If the FetchGroup
0

makePersistent(pc)

instances in the closure of the parameter instances are modified to refer to the corresponding persistent
0

makeTransactional(pc)

Method javax.jdo.PersistenceManager void makeTransactional( Object pc ) Make an instance subject to transactional boundaries. Transient instances normally do not observe transaction boundaries. This method makes transient instances sensitive to transaction completion. If an instance is modified in
0

javax.jdo.listener.DeleteCallback

. Access to field values after this call are disallowed. This method is modified by the enhancer
0

preClear(event)

and others in the runtime environment should be cleared. This method is not modified by the enhancer
0

jdoPreDelete()

after this call are disallowed. This method is modified by the enhancer so that fields referenced can be used in the business logic of the method. Since: JDO 2.0
0

makeDirty(pc, fieldName)

, and the array is modified, then the persistent instance is not aware of the change. This API allows
0

getFetchPlan()

Method javax.jdo.Query FetchPlan getFetchPlan() Returns the FetchPlan used by this Query. Modifications of the returned fetch plan will not cause this query's owning PersistenceManager's FetchPlan to be modified. Returns: the fetch plan used by this query Since: JDO 2.0

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.

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