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3

javax.persistence.AssociationOverride

if property-based access is being used, or the name of the relationship field if field-based access ... -based access is being used, or the name of the relationship field if field-based access is used. Since: JPA 1.0
3

javax.persistence.AttributeOverride

whose mapping is being overridden if property-based access is being used, or the name of the field if field-based access is used. (Required) The name of the property whose mapping is being overridden if property-based access is being used, or the name of the field if field-based access is used. Since: JPA 1.0
3

getReference(entityClass, primaryKey)

the database, the EntityNotFoundException is thrown when the instance state is first accessed ... , unless it was accessed by the application while the entity manager was open. Parameters: entityClass ... type for that entity’s primary key or is null EntityNotFoundException - if the entity state cannot be accessed Since: JPA 1.0
3

javax.persistence.PersistenceContext

is to be accessed in the environment referencing context; not needed when dependency injection is used. (Optional) The name by which the entity manager is to be accessed in the environment referencing context; not ... for the entity manager that is accessible in JNDI must have the same name. Default value: "" Since: JPA 1.0
3

javax.persistence.PersistenceUnit

. Since: JPA 1.0 String name (Optional) The name by which the entity manager factory is to be accessed in ... by which the entity manager factory is to be accessed in the environment referencing context; not ... for the entity manager factory that is accessible in JNDI must have the same name. Default value: "" Since: JPA 1.0
3

javax.persistence.EntityNotFoundException

EntityManager.getReference is accessed but the entity does not exist. Thrown when EntityManager.refresh ... [] getStackTrace() Provides programmatic access to the stack trace information printed by printStackTrace(). Provides programmatic access to the stack trace information printed by printStackTrace
0

javax.jdo.InstanceCallbacks

should be initialized in this method. The context in which this call is made does not allow access to other persistent ... transition to persistent-deleted or persistent-new-deleted. Access to field values within this call are valid. Access to field values after this call are disallowed. This method is modified by
0

javax.jdo.JDODetachedFieldAccessException

: Serializable This class represents exceptions caused by access of an unloaded field while the instance ... . Since: JDO 1.0 StackTraceElement[] getStackTrace() Provides programmatic access to the stack trace information printed by printStackTrace(). Provides programmatic access to the stack trace information
0

javax.jdo.spi.JDOPermission

access to get and set persistent and transactional fields of the PersistenceCapable instance. This is dangerous in that information (possibly confidential) normally unavailable would be accessible ... ) normally unavailable would be accessible to malicious code. manageMetadata This allows managing
0

javax.jdo.JDOObjectNotFoundException

: Serializable This class represents exceptions caused by the user accessing an object that does not exist in ... StackTraceElement[] getStackTrace() Provides programmatic access to the stack trace information printed by printStackTrace(). Provides programmatic access to the stack trace information printed by

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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