About mapped

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JPA Doc
12

javax.persistence.metamodel.EntityType

that corresponds 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 ... the Map-valued attribute declared by the managed type that corresponds to the specified name. Return
JPA Doc
12

javax.persistence.MapKeyColumn

the mapping for the key column of a map whose map key is a basic type. If the name element is not ... ="IMAGE_FILENAME") @CollectionTable(name="IMAGE_MAPPING") Map images; // map ... ) The name of the map key column. (Optional) The name of the map key column. The table in
Manual
11

Database Schema Evolution

collection or array that can contain that object as en element. From any map type to any map type as
JPA Doc
11

JPA 2 Annotations

other JPA annotations are designated for Object Relational Mapping (ORM) JPA providers (for mapping
Manual
11

Paths and Types in JPQL and Criteria API

Instances of user defined persistable classes (entity classes, mapped super classes and embeddable classes) are represented in JPQL by the following types of expressions: Variables - FROM ... class. The dot (.) operator cannot be applied to collections, maps and values of simple types
Manual
11

Setting and Tuning of JPA Queries

> For an EntityManagerFactory - using the createEntityManagerFacotory method:   Map properties ... the createEntityManager method:   Map properties = new HashMap();   properties
Tutorial
11

Step 6: Set the Spring XML

-mapping> spring *.html mapping> 30
Tutorial
11

Step 6: Set the Spring XML

> mapping> spring *.html mapping> 30
FAQ
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What is the Java Persistence API (JPA)?

are Object Relational Mapping (ORM) tools. The mapping bridges between the data representation in
Manual
11

JPA / JDO Class Enhancer

(entity classes, embeddable classes and mapped superclasses), and is usually optional ... of entity objects. With no enhancement, only persistent collection and map fields can be loaded lazily (by