Fast Object Database for Java - with JPA/JDO support

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Duplicatable and Disposable JPA Repository for Unit Testing

Duplicatable and Disposable JPA Repository for Unit Testing

Strings in JPQL and Criteria Queries

to persistent string fields. as results of predefined JPQL string manipulation functions. LIKE - String ... the argument string as an int. For example: LENGTH('United States') is evaluated to 13. LENGTH

Externalising persistence.xml properties in Glassfish?

modules (hence, many persistence-units). I realise that it can be a limitation stemming from JPA ... <persistence-unit name="invoicingTxUnit" transaction-type="JTA"> x.y.z ... --> persistence-unit> So, anyone encounter any tutorials for handling


javax.jdo.annotations Annotation Persistent Target: Fields (including property get methods) Annotation for defining the persistence of a member. This corresponds to the xml elements "field ... persistent but in the non-embedded instances the member is persistent. Note that it is not portable


javax.persistence Enum GenerationType java.lang.Object java.lang.Enumpersistence.GenerationType> javax.persistence.GenerationType Implemented Interfaces: Serializable ... /JPA manual. GenerationType AUTO Indicates that the persistence provider should pick an appropriate


javax.persistence Interface TypedQuery Superinterfaces: Query Interface used to control ... Throws: IllegalStateException - if called for a Java Persistence query language SELECT statement or ... Throws: IllegalStateException - if the query is found not to be a Java Persistence query language


javax.persistence Annotation OrderColumn Target: Fields (including property get methods) Specifies a column that is used to maintain the persistent order of a list. The persistence provider is responsible for maintaining the order upon retrieval and in the database. The persistence provider


javax.persistence.spi Class PersistenceProviderResolverHolder java.lang.Object javax.persistence.spi.PersistenceProviderResolverHolder Holds the global javax.persistence.spi ... getPersistenceProviderResolver() Returns the current persistence provider resolver. Returns the current persistence provider


javax.persistence Enum EnumType java.lang.Object java.lang.Enumpersistence.EnumType> javax.persistence.EnumType Implemented Interfaces: Serializable, Comparable Defines mapping for enumerated types. The constants of this enumerated type specify how a persistent


javax.persistence Enum PersistenceContextType java.lang.Object java.lang.Enumpersistence.PersistenceContextType> javax.persistence.PersistenceContextType Implemented Interfaces ... persistence context is to be used in PersistenceContext. If not specified, a transaction-scoped

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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