About type

manual

Collections in JPQL and Criteria Queries

Shows how collections and maps can be used in JPQL queries.... to use both operators ( IN and MEMBER OF) with any type of collection, so in ObjectDB these operators are treated ... JPA interface Type for query expressions. See JavaDoc Reference Page... ... JPA interface Type for query expressions. See JavaDoc Reference Page... ...

 
api-jpa

javax.persistence.criteria.Subquery

The Subquery interface defines functionality that is specific to subqueries.(Interface of JPA)

 
manual

JPA Query Expressions (JPQL / Criteria)

Describes JPA query (JPQL / Criteria API) expressions (literals, operators and functions).... Create an expression for a null literal with the given type. See JavaDoc Reference Page... , currentDate ... attribute. See JavaDoc Reference Page... , type type() Path's method Create an expression corresponding ...

 
api-jdo

Persistent.types

Types of the member.(Annotation Element of javax.jdo.annotations.Persistent)

 
api-jpa

javax.persistence.metamodel.Metamodel

Provides access to the metamodel of persistent entities in the persistence unit.(Interface of JPA)

 
forum_thread

objectdb-2.6.9_02 (with "objectdb.temp.no-enhancement-crc-check") vs. generic classes with interfaces: detailed investigation

objectdb-2.6.9_02 (with "objectdb.temp.no-enhancement-crc-check" system property) The following is a detailed report on investigation of multiple issues that have been mentioned in the following forum postings and issue reports (but please do not visit them from here now, the diagnostics there are now obsolete): - Issue #282 - ObjectDB-2.6.9: Failed to commit transaction: Failed to set numeric value of field property Element.id using reflection ... -  Possible cause for "Enhancement of type ... is old and cannot be used" This report concerns ... some extent. You can use a generics class parameter as the type of a persistent field, but in that case ObjectDB will consider that persistent field type as java.lang.Object. Build 2.6.9_02 supports an option to ...

 
api-jpa

getJavaType()

Return the represented Java type.(Method of javax.persistence.metamodel.Type)

 
api-jpa

getPersistenceType()

Return the persistence type.(Method of javax.persistence.metamodel.Type)

 
api-jpa

getSingularAttribute(name, type)

Return the single-valued attribute of the managed type that corresponds to the specified name and Java type.(Method of javax.persistence.metamodel.ManagedType)

 
api-jpa

javax.persistence.GenerationType

Defines the types of primary key generation strategies.(Enum of JPA)