I suspect you'll need to write a custom generator.

Thanks,
Rick

On Mon, Mar 12, 2012 at 8:26 AM, Mansour Al Akeel <mansour.alak...@gmail.com
> wrote:

> ok, not much details. Let me add some.
> Everytime, I insert a record, I want the sequence number to increment
> by one. For example:
> count( entities with invoiceId) + 1
>
> With constraints that the combination should be unique.
> My question is, does something like this exist or I have to implement
> a custom generator ?
>
>
> On Sat, Mar 10, 2012 at 12:33 AM, Mansour Al Akeel
> <mansour.alak...@gmail.com> wrote:
> > I have an entity InvoiceItem. I need to be able to generate the table as
> in:
> >
> > invoiceId    seq          .... more fields
> > 1              1
> > 1              2
> > 1              3
> > 2              1
> > 2              2
> > 2              3
> > 2              4
> >
> > Is there a way to do it in JPA 2.0 ?
>



-- 
*Rick Curtis*

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