eclipselink
JPA reads but doesn't persists
My Java Web App reads data from database but when I try to write something, JPA says ok, but the database does not change. I call \"merge\" method and the data are not being saved on database, only in[详细]
2023-04-13 07:04 分类：问答JPA/Eclipselink - Multpile entities in single table
I\'m using Eclipselink to map my t开发者_运维问答ables to entities. I have one big database table (actually it\'s view) with columns like groupId, groupName, categoryId, categoryName etc. I know it\'s[详细]
2023-04-12 22:38 分类：问答JPA. Transaction problems while migrating from Hibernate to Eclipselink
Standard Java EE environment: JPA + EJB called from JSF beans. Server: glassfish 3.1.1 Code which is developed, tested and deployed with Hibernate as JPA provider, refuses to persist entities with Ec[详细]
2023-04-12 16:28 分类：问答How to audit JPA without Hibernate Envers
I need to make an audit module to my Java Web App. I use EclipseLink, not Hibernate (can\'t use Envers). I searched a lot some way to get the SQL or JPQL that JPA is executing, so I could log somethin[详细]
2023-04-12 15:12 分类：问答Cannot import JABX XmlPath class
i\'m working on application requiring unmarshalling action. here\'s my input file structure : <root>[详细]
2023-04-12 02:50 分类：问答Date literals in Hibernate
I wonder how to use date literals in Hibernate query language. I did as follows in my JPA project (as Eclipselink the provider) and it works.[详细]
2023-04-11 17:09 分类：问答specify alternate JAXB provider
In my Grails app, I want to use EclipseLink as the JAXB provider. I tried adding a file grails-app\\conf\\jaxb.properties with the contents[详细]
2023-04-11 11:27 分类：问答CASCADETYPE in EclipseLink JPA
I have two classess. The first class is TNota. @Entity @Table(name = \"t_nota\") public class TNota implements Serializable {[详细]
2023-04-11 03:20 分类：问答JPA ManyToMany relation update failed due to constraint key in another relation
While developing an Eclipse GEF application using an eclipselink implementation of JPA i have found an error that has been annoying me for a while:[详细]
2023-04-10 18:05 分类：问答persistence.xml cache property warning
I\'m using eclipse indigo for EE developement to develop an SE project, just to take benefit from the JPA project support.[详细]
2023-04-08 11:15 分类：问答
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