RE: @ManyToMany mapping with extra data

2008-02-14 Thread Marc LaPierre
If anyone else runs into this situation, here is the solution: http://openjpa.apache.org/docs/latest/manual/manual.html#ref_guide_pc_oi d_entitypk http://mail-archives.apache.org/mod_mbox/openjpa-users/200707.mbox/%3c11 [EMAIL PROTECTED] Marc (always post your solutions!) -Original Mess

@ManyToMany mapping with extra data

2008-02-14 Thread Marc LaPierre
Hi all, I'm trying to do a ManyToMany mapping with additional data in the link table. Here's a sample: @Entity public class Foo { @Id @GeneratedValue(strategy=GenerationType.IDENTITY) private int fooId; } @Entity public class Bar { @Id @GeneratedValue(stra

RE: Primary key field generation with postgres

2008-02-14 Thread Marc LaPierre
Sorry, one more thing: If you're using a sequence, shouldn't you be using: @GeneratedValue(strategy=GenerationType.SEQUENCE) Marc -Original Message- From: Marc LaPierre [mailto:[EMAIL PROTECTED] Sent: Thursday, February 14, 2008 2:56 PM To: users@openjpa.apache.org Subject: RE: Primary

RE: Primary key field generation with postgres

2008-02-14 Thread Marc LaPierre
It seems like JPA isn't finding your sequence in the ves schema. Are you sure that your sequence exists in Postgres? Are you able to run "select currval('user_id_seq')" from the sql console? Marc -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Sent: Wednesday, Febr

Re: Manual-command line relational database creation

2008-02-14 Thread Patrick Linskey
Hi, What sorts of errors are you seeing? What does your configuration and tool invocation look like? -Patrick On Wed, Feb 13, 2008 at 4:34 AM, xenHalfLife <[EMAIL PROTECTED]> wrote: > Hello, > > I am struggling myself with what might seem like trivial task. I got set of > Java POJOs (entities)

Re: Problem with OpenJPA/PostgreSQL

2008-02-14 Thread Carlos Díez Fernández
Emm problem fixed with the following persistence.xml file http://java.sun.com/xml/ns/persistence"; xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; version="1.0"> pajitadb org.apache.openjpa.persistence.PersistenceProviderImpl com.pajitamusic.e

Problem with OpenJPA/PostgreSQL

2008-02-14 Thread Carlos Díez Fernández
Hello, i'm developing a java2se app with OpenJPA (1.0.1) and PostgreSQL (8.1 ) and i think i have a problem with the build.xml and persistence.xml files because when i try to run the application i get this error: [java] java.lang.reflect.InvocationTargetException [java] at sun.reflec