About persistence unit

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Company

persistence solution for Java, based on the Java Persistence API (JPA) and the Java Data Objects (JDO ... Ltd Unit 632 109 Vernon House Friar Lane Nottingham NG1 6DQ United Kingdom +44 (0) 330 8080702 sales
Tutorial
14

Step 2: Define a JPA Entity Class

that a persistence unit definition in an XML file is missing. This is discussed in the ObjectDB Manual ... code: package guest; import java.io.Serializable; import java.sql.Date; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.Id; @Entity public
JDO Doc
13

javax.jdo.JDOHelper

PersistenceManagerFactory or persistence unit. Returns a named PersistenceManagerFactory or persistence unit. Parameters ... PersistenceManagerFactory or persistence unit. Returns a named PersistenceManagerFactory or persistence ...  loader) Returns a named PersistenceManagerFactory or persistence unit. Returns a named
JPA Doc
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Persistence()

Constructor javax.persistence.Persistence Persistence() Since: JPA 1.0
JPA Doc
12

Persistence.PERSISTENCE_PROVIDER

Static Field javax.persistence.Persistence String PERSISTENCE_PROVIDER Deprecated. This final String is deprecated and should be removed and is only here for TCK backward compatibility Since: JPA 1.0
Tutorial
11

Step 2: Define a JPA Entity Class

.Serializable; import javax.persistence.*; @Entity public class Point implements Serializable ... is an ordinary Java class. The warning that NetBeans displays on the Guest class indicates that a persistence unit definition in an XML file is missing. This is discussed in the ObjectDB Manual
Manual
10

Strings in JPQL and Criteria Queries

to persistent string fields. as results of predefined JPQL string manipulation functions. LIKE - String ... the argument string as an int. For example: LENGTH('United States') is evaluated to 13. LENGTH
JDO Doc
10

javax.jdo.Constants

. Since: JDO 2.1 String PMF_ATTRIBUTE_PERSISTENCE_UNIT_NAME The name of the persistence manager factory element's "persistence-unit-name" attribute. The name of the persistence manager factory element's "persistence-unit-name" attribute. Since: JDO 2.1 String PMF_ATTRIBUTE_READONLY The name
Forum
9

Externalising persistence.xml properties in Glassfish?

modules (hence, many persistence-units). I realise that it can be a limitation stemming from JPA ... <persistence-unit name="invoicingTxUnit" transaction-type="JTA"> x.y.z ... --> persistence-unit> So, anyone encounter any tutorials for handling
Forum
9

JBOSS AS7 7.1.1 - Entity not persisted and createNamedQuery fire exception

_2_0.xsd"> <persistence-unit name="guest-pu" transaction-type="JTA">      ObjectDB Persistence Unit       com.objectdb.jpa.Provider