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Manual
127

JPA Named Queries

A named query is a statically defined query with a predefined unchangeable query string. Using named queries instead of dynamic queries may improve code organization by separating the JPQL query ... and @NamedQueries Annotations The following @NamedQuery annotation defines a query whose name is "Country.findAll
Manual
38

Schema Update

abilities: name="com.example.old1" new-name="com.example.new1" /> name="com.example.old2" new-name="com.example.new2"> name="A" new-name="NewA" /> name="B"> name="f1" new-name="newF1" /> name="f2" new-name="newF2
JDO Doc
36

getPersistenceManagerFactory(overrides, name, resourceLoader, pmfLoader)

 overrides,   String name,   ClassLoader resourceLoader,   ClassLoader pmfLoader ) Returns a PersistenceManagerFactory configured based on the properties stored in the resource at name, or, if not found, returns a PersistenceManagerFactory with the given name or, if not found, returns a javax
JPA Doc
34

JoinColumn.name

Annotation Element javax.persistence.JoinColumn String name (Optional) The name of the foreign key ... of the following: the name of the referencing relationship property or field of the referencing entity or embeddable class; "_"; the name of the referenced primary key column. If there is no such referencing
JPA Doc
33

getAttribute(name)

Method javax.persistence.metamodel.ManagedType Attribute getAttribute(   String name ) Return the attribute of the managed type that corresponds to the specified name. Parameters: name - the name of the represented attribute Returns: attribute with given name Throws: IllegalArgumentException
JPA Doc
33

getCollection(name)

 name ) Return the Collection-valued attribute of the managed type that corresponds to the specified name. Parameters: name - the name of the represented attribute Returns: CollectionAttribute of the given name Throws: IllegalArgumentException - if attribute of the given name is not present in the managed type Since: JPA 2.0
JPA Doc
33

getCollection(name, elementType)

 name,   Class elementType ) Return the Collection-valued attribute of the managed type that corresponds to the specified name and Java element type. Parameters: name - the name of the represented ... of the given name and element type Throws: IllegalArgumentException - if attribute of the given name
JPA Doc
33

getDeclaredAttribute(name)

Method javax.persistence.metamodel.ManagedType Attribute getDeclaredAttribute(   String name ) Return the attribute declared by the managed type that corresponds to the specified name. Parameters: name - the name of the represented attribute Returns: attribute with given name Throws
JPA Doc
33

getDeclaredCollection(name)

(   String name ) Return the Collection-valued attribute declared by the managed type that corresponds to the specified name. Parameters: name - the name of the represented attribute Returns: declared CollectionAttribute of the given name Throws: IllegalArgumentException - if attribute of the given name is not declared in the managed type Since: JPA 2.0
JPA Doc
33

getDeclaredCollection(name, elementType)

(   String name,   Class elementType ) Return the Collection-valued attribute declared by the managed type that corresponds to the specified name and Java element type. Parameters: name - the name ... CollectionAttribute of the given name and element type Throws: IllegalArgumentException