About mapping

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Forum
14

Cascade delete with unidirectional mapping

Cascade delete with unidirectional mapping
Forum
14

Exception when querying Map property with @embedded & Enhancer enabled

Exception when querying Map property with @embedded & Enhancer enabled
JPA Doc
14

javax.persistence.AssociationOverride

get methods) Used to override a mapping for an entity relationship. May be applied to an entity that extends a mapped superclass to override a relationship mapping defined by the mapped superclass. If not specified, the association is mapped the same as in the original mapping. When used to override
Manual
14

Locking in JPA

> For an EntityManagerFactory - using the createEntityManagerFacotory method:   MapMap properties = new HashMap ... : Map properties = new HashMap();   properties.put("javax.persistence.lock.timeout
Result
14

ObjectDB - Object Database for Java (JPA/JDO) [2017-10-19]

Database, which supports JPA with no mapping. See for yourself how easy it is. Download ObjectDB ... , records, ORM tools and mapping - start writing more effective database code using Java classes ... objects and flat database table rows. Object Relational Mapping (ORM) tools can reduce some manual work
Result
14

ObjectDB - Object Database for Java (JPA/JDO)

conversions between graphs of Java objects and flat database table rows. Object Relational Mapping ... is an extremely easy to use pure Java Object Database, which supports JPA with no mapping ... relational databases, JDBC, drivers, tables, records, ORM tools and mapping - start writing more effective
JPA Doc
13

javax.persistence.criteria.MapJoin

>, From, Join, Path, PluralJoinMap,V>, Selection, TupleElementMap. Since: JPA 2.0 Selection alias(String name ... that corresponds to the map entry. Create an expression that corresponds to the map entry. Returns
JPA Doc
12

javax.persistence.MapKeyJoinColumn

) Specifies a mapping to an entity that is a map key. The map key join column is in the collection table, join table, or table of the target entity that is used to represent the map. If no MapKeyJoinColumn ... ")) @MapKeyJoinColumn(name="DIVISION") Map organization; } Example 2: @Entity
JPA Doc
12

javax.persistence.metamodel.IdentifiableType

entity or mapped superclass types. Since: JPA 2.0 Attribute getAttribute(String name) Return ... to the id attribute declared by the entity or mapped superclass. Return the attribute that corresponds to the id attribute declared by the entity or mapped superclass. Parameters: type - the type
JPA Doc
12

javax.persistence.metamodel.MappedSuperclassType

>, ManagedType, Type Instances of the type MappedSuperclassType represent mapped superclass ... by the entity or mapped superclass. Return the attribute that corresponds to the id attribute declared by the entity or mapped superclass. Parameters: type - the type of the represented declared id