Re: [eclipselink-users] @IndexColumn vs OrderColumn

[vaidya nathan <vaidyaatdst@xxxxxxxxx>]

So i guess hibernate gives the flexibility to override the POS
attribute whereas eclipselink doesnt ?

On Tue, Jun 26, 2012 at 11:40 AM, Andrei Ilitchev
<andrei.ilitchev@xxxxxxxxxx> wrote:
> As per JPA 2.0 spec. (11.1.39 OrderColumn Annotation): "The order column
> value for the first element of the list must be 0."
>
>
> On 6/26/2012 11:59 AM, vaidya nathan wrote:
>>
>> I didnt explain it clearly.. In hibernate we are able to set the "POS"
>> attribute clearly (like "POS"=1 in the example). How can I do that in
>> eclipselink(By default it is set to "0" and i would like to change it
>>
>> Cheers
>> Vaidya
>>
>>
>> On Tue, Jun 26, 2012 at 10:03 AM, Andrei Ilitchev
>> <andrei.ilitchev@xxxxxxxxxx>  wrote:
>>>
>>> That should work.
>>> Note that "POS" field should be defined in join table "CATS_CAT".
>>>
>>>
>>> On 6/25/2012 5:44 PM, vaidya nathan wrote:
>>>>
>>>>
>>>> Hi All,
>>>>
>>>> We are having the following entity in hibernate
>>>>
>>>> @Entity(name="CATS")
>>>> public class Categories
>>>> {
>>>>
>>>>  @OneToMany(fetch=FetchType.EAGER,
>>>> cascade={CascadeType.MERGE,CascadeType.PERSIST})
>>>>     @JoinTable(name="CATS_CAT",
>>>> joinColumns=@JoinColumn(name="CATS_ID"),
>>>> inverseJoinColumns=@JoinColumn(name="CATEGORIES_ID"))
>>>>     @IndexColumn(name="POS", base=1)
>>>>
>>>>
>>>>     private List<Category>    categories ;
>>>>
>>>> }
>>>>
>>>> and we want to convert them to eclipselink..
>>>>
>>>> @Entity(name="CATS")
>>>> public class Categories
>>>> {
>>>>
>>>>  @OneToMany(fetch=FetchType.EAGER,
>>>> cascade={CascadeType.MERGE,CascadeType.PERSIST})
>>>>     @OrderColumn(name="POS")
>>>>     @JoinTable(name="CATS_CAT",
>>>> joinColumns=@JoinColumn(name="CATS_ID"),
>>>> inverseJoinColumns=@JoinColumn(name="CATEGORIES_ID"))
>>>>     @PrivateOwned
>>>>
>>>>     private List<Category>    categories ;
>>>>
>>>> }
>>>>
>>>>
>>>> The issue that we are having is with the Order Column . We are not
>>>> able to set the POS attribute on the OrderColumn annotation. Is there
>>>> a way to do this in eclipselink?
>>>>
>>>> Otherwise we have to go through loops trying to get the tests running
>>>> with both these technologies since the entities are kind of shared
>>>> between the two implementations and we just have two different entity
>>>> managers working on the same set of entities.
>>>>
>>>> Thx
>>>> _______________________________________________
>>>> eclipselink-users mailing list
>>>> eclipselink-users@xxxxxxxxxxx
>>>> https://dev.eclipse.org/mailman/listinfo/eclipselink-users
>>>
>>>
>>> _______________________________________________
>>> eclipselink-users mailing list
>>> eclipselink-users@xxxxxxxxxxx
>>> https://dev.eclipse.org/mailman/listinfo/eclipselink-users
>>
>> _______________________________________________
>> eclipselink-users mailing list
>> eclipselink-users@xxxxxxxxxxx
>> https://dev.eclipse.org/mailman/listinfo/eclipselink-users
>
> _______________________________________________
> eclipselink-users mailing list
> eclipselink-users@xxxxxxxxxxx
> https://dev.eclipse.org/mailman/listinfo/eclipselink-users