eclipselink « JPA « Spring Q&A

1. Eclipse link jpa problem    stackoverflow.com

With two users simultaneously using my simple app, I'm getting exception:

Error Code: 0
Call: SELECT ID, NAME, IMAGE FROM GameObjectTable ORDER BY ID ASC
Query: ReadAllQuery(referenceClass=GameObject sql="SELECT ID, NAME, IMAGE FROM GameObjectTable ORDER ...

2. EclipseLink with Spring - Can't persist into Db    stackoverflow.com

I am using Spring + EclipseLink 2 to manage entity on a Derby database. Select object from db works fine but when I try to persist one, nothing happens. Program executes ...

3. JPA Mapping Error -not provided sufficient metadata in your id class    stackoverflow.com

I am trying to do mapping in JPA.

@Entity
public class Auction {

    @Id
    private Integer auctionId;

    @OneToMany(mappedBy="auctionId")
    @MapKey(name="auctionParamId")
   ...

4. Want to use gemfire in application with JPA+Spring+EclipseLink    stackoverflow.com

Possible Duplicate:
I Want to use gemfire in application with JPA+Spring+EclipseLink

5. I Want to use gemfire in application with JPA+Spring+EclipseLink    stackoverflow.com

I am working on a project related with Auction. Spring+JPA+EclipseLink I have to use Gemfire as cache. So I want to know weather it is possible or not? And if possible ...

6. Eclipselink, c3p0 and Spring - creating too many connections!    stackoverflow.com

I'm trying to use c3p0 to pool my connections to a MySQL DB with Eclipselink, but I've encountered a problem. On starting the Virgo server, the correct number of c3p0 initialPoolSize ...

7. Can an @Embeddable class be private?    stackoverflow.com

Is there is anything in the JPA specification that describes what a valid @Embeddable class can be? I have looked but cannot find anything. I am using EclipseLink (2.3.0-M7 - full build ...

8. spring eclipselink problem with IntegrityException    stackoverflow.com

I try to use spring with eclipseLink and I've got an IntegrityException. This is my configuration:

<?xml version="1.0" encoding="UTF-8"?>

xsi:schemaLocation="http://www.springframework.org/schema/beans 
   http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
      http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd">

<import resource="data-source.xml" />

<tx:annotation-driven ...

9. I Want to use gemfire in application with JPA+Spring+EclipseLink    forum.springsource.org

I Want to use gemfire in application with JPA+Spring+EclipseLink down vote favorite Hello, I am working on a project related with Auction. Spring+JPA+EclipseLink I have to use Gemfire as cache. So ...

10. Is Anyone using: Spring 2.5 + Eclipselink JPA + Tomcat 6?    forum.springsource.org

If so, how exactly? Are you able to use the PersistenceContext annotation for injection of the EM? Are you using LTW?? I'd just like to confirm I'm not barking up the ...