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Manual
6

Date and Time in JPQL and Criteria Queries

, MINUTE and SECOND. For example: YEAR({d '2011-12-31'}) is evaluated to 2011. MONTH({d '2011-12-31
Manual
6

Index Definition

MIN(p.x) FROM Point p WHERE p.x < p.y ORDER BY p.y In the above example, a composite index
JDO Doc
6

JDO Predefined ID Classes

but should not be used as the type of a primary key field in a persistence capable class. For example
Manual
6

JPA Lifecycle Events

Callback methods are user defined methods that are attached to entity lifecycle events and are invoked automatically by JPA when these events occur. Internal Callback Methods Internal callback methods are methods that are defined within an entity class. For example, the following entity class
JPA Doc
6

JPA Metamodel API

the FROM clause: See the JPA Metamodel API page (in the ObjectDB manual) for more details and examples.
JPA Doc
6

JPA Metamodel API Attributes

The following interfaces and enum types represent attributes (persistent fields and properties) in the JPA Metamodel API: See the Metamodel Attribute Interface Hierarchy section for more details and examples.
JPA Doc
6

JPA Metamodel API Types

The following interfaces and enum represent types in the JPA Metamodel API:  See the Metamodel Type Interface Hierarchy section for more details and examples.
Manual
6

JPA Named Queries

interface. For example: em.getMetamodel().managedType(MyEntity.class); Following the above code
Manual
6

Logical Operators in JPQL and Criteria API

. For example, a boolean path (a field or a property) is represented by Path: Path isInUN
Manual
6

Server Configuration

the url connection is resolved relative to the data path. For example, "objectdb://localhost/my/db.odb