Also, what does the schema for the entity's table look like?
On Mon, Jun 22, 2009 at 4:54 PM, Derek Chen-Becker <dchenbec...@gmail.com>wrote:
> Mind posting the snippet of code where you're saving the instance? A merge
> should interpret a null ID as a fresh instance, and a persist should just
> save it.
>
> Derek
>
>
> On Mon, Jun 22, 2009 at 1:50 PM, David Persons <dhwpers...@gmail.com>wrote:
>
>>
>> I am using MySql (5). After setting the hibernate.dialect to
>> org.hibernate.dialect.MySQLDialect in my persistence.xml file, I get a
>> org.hibernate.AssertionFailure: null id :-s
>>
>> cheers
>>
>> On 22 jun, 19:18, Derek Chen-Becker <dchenbec...@gmail.com> wrote:
>> > That's not accurate, at least with Hibernate. By putting the annotations
>> on
>> > vars, the compiler ends up putting them on the internal fields, which
>> then
>> > forces Hibernate into a field-based persistence model and not a
>> > getter/setter based one. The SQLGrammarException is most likely what the
>> > other people have said. If you're in Oracle or PostgreSQL, for instance,
>> you
>> > need a sequence set up for the auto identity model. What database are
>> you
>> > using?
>> >
>> > Derek
>> >
>> > On Mon, Jun 22, 2009 at 8:54 AM, Eric Bowman <ebow...@boboco.ie> wrote:
>> >
>> > > David Persons wrote:
>> > > > Hello guys,
>> >
>> > > > I get a org.hibernate.exception.SQLGrammarException: could not get
>> or
>> > > > update next value error everytime I try to save the following
>> Entity:
>> >
>> > > > @Entity
>> > > > class Scene {
>> > > > @Id
>> > > > @GeneratedValue(){val strategy = GenerationType.AUTO}
>> > > > var id : Long = _
>> >
>> > > > @Column{val unique = true, val nullable = false}
>> > > > var ordering : Int = _
>> >
>> > > > @Column{val unique = true, val nullable = false}
>> > > > var name : String = ""
>> >
>> > > > @ManyToOne{val optional = false}
>> > > > var storyBoard : StoryBoard = _
>> > > > }
>> >
>> > > You almost certainly need some scala.reflect.BeanProperty annotations
>> on
>> > > your fields.
>> >
>> > > cheers,
>> > > Eric
>> >
>> > > --
>> > > Eric Bowman
>> > > Boboco Ltd
>> > > ebow...@boboco.ie
>> > >http://www.boboco.ie/ebowman/pubkey.pgp
>> > > +35318394189/+353872801532<
>> http://www.boboco.ie/ebowman/pubkey.pgp%0A+35318394189/+353872801532>
>>
>> >>
>>
>
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