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2

javax.persistence.metamodel.MappedSuperclassType

or embedded id; returns false for an idclass. Returns: boolean indicating whether the identifiable
2

javax.persistence.EntityManager

the IllegalStateException except for getProperties, getTransaction, and isOpen (which will return false
2

or(restrictions)

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

close()

Method javax.persistence.EntityManagerFactory void close() Close the factory, releasing any resources that it holds. After a factory instance has been closed, all methods invoked on it will throw the IllegalStateException, except for isOpen, which will return false. Once an EntityManagerFactory
0

makeTransientAll(pcs, useFetchPlan)

Method javax.jdo.PersistenceManager void makeTransientAll( Collection pcs, boolean useFetchPlan ) Make instances transient, removing them from management by this PersistenceManager. If the useFetchPlan parameter is false, this method behaves exactly as makeTransientAll(Collection pcs). The affected
0

makeTransient(pc, useFetchPlan)

Method javax.jdo.PersistenceManager void makeTransient( Object pc, boolean useFetchPlan ) Make an instance transient, removing it from management by this PersistenceManager. If the useFetchPlan parameter is false, this method behaves exactly as makeTransient(Object pc). The affected instance(s
0

makeTransientAll(pcs, useFetchPlan)

Method javax.jdo.PersistenceManager void makeTransientAll( Object[] pcs, boolean useFetchPlan ) Make instances transient, removing them from management by this PersistenceManager. If the useFetchPlan parameter is false, this method behaves exactly as makeTransientAll(Object[] pcs). The affected
0

javax.jdo.annotations.Value

"false". Returns: whether to generate or assume a foreign key constraint Default value: "" Since: JDO
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Value.generateForeignKey

Annotation Element javax.jdo.annotations.Value String generateForeignKey Generate or assume a foreign key constraint exists on the column or columns associated with this join. Specify "true" or "false". Returns: whether to generate or assume a foreign key constraint Default value: "" Since: JDO 2.1
0

isNew(pc)

return false. Parameters: pc - the PersistenceCapable instance. Returns: true if the parameter

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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