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forum_thread

Problem with Composite indices

Hi, I want to realize the following: I have 2 classes, one Client class which looks like: public class Client { @Index (unique = "true") private String name; } and a User class which looks like: ... @ Index ( unique = "true" ) private String name ; } and a ...

 
api-jdo

javax.jdo.Extent

Instances of the Extent class represent the entire collection of instances in the data store of the candidate class or interface possibly including its subclasses or subinterfaces.(Interface of JDO)

 
api-jpa

conjunction()

Create a conjunction (with zero conjuncts).(Method of javax.persistence.criteria.CriteriaBuilder)

 
api-jdo

Key.generateForeignKey

Generate or assume a foreign key constraint exists on the column or columns associated with this join.(Annotation Element of javax.jdo.annotations.Key)

 
api-jdo

javax.jdo.spi.StateInterrogation

This interface is implemented by a non-binary-compatible JDO implementation to provide state interrogation for non-enhanced persistent classes.(Interface of JDO)

 
api-jdo

isClosed()

A PersistenceManagerFactory instance can be used until it is closed.(Method of javax.jdo.PersistenceManagerFactory)

 
api-jpa

SharedCacheMode.ENABLE_SELECTIVE

Caching is enabled for all entities for Cacheable(true) is specified.(Enum Constant of javax.persistence.SharedCacheMode)

 
forum_thread

can not use spring-data-jpa repository with NamedQuery

in spring-data-jpa named queries are used to implement repository interface methods, see http://static.springsource.org/spring-data/data-jpa/docs/current/reference/html/#jpa.query-methods.named-queries for example ... null ) { return true ; } }   return ...

 
forum_thread

Web Framework Recommendation for leveraging JPA + ObjectDB

Hello dear ObjectDB Community ! First of all let me tell You: I am glad that I have revisited ObjectDB just recently; because with its newly added JPA compliance and affordability, it seems like a natural match to me. I have the following understanding: If I persist standardly against JPA/JDO, I can switch Persistence Engines as I see fit later on ! So that I can easily switch to a true OODBMS like ObjectDB, for instance. ... as I see fit later on ! So that I can easily switch to a true OODBMS like ObjectDB, for instance. Immediately the following ...

 
api-jdo

setNontransactionalWrite(nontransactionalWrite)

If true, allow persistent instances to be written without a transaction active.(Method of javax.jdo.Transaction)