[hibernate-dev] Unique key constraint
Ankita Patil
ankita.patil at germinait.com
Fri Nov 4 03:18:41 EDT 2011
I read about the UniqueKeyValidator. Will it throw me an exception or
hibernate will handle on its own and save only one entry n not duplicate
entries?
Thanks
Ankita
On 4 November 2011 12:43, Ankita Patil <ankita.patil at germinait.com> wrote:
> Hi,
> I already have an id as the primary key for the table say XYZ.
>
> Now, I want to set a field or a combination of two fields as a unique key
> so that when i try to save say 2 entries in the DB with same value for the
> unique key field then only one entry should be made in the table with one
> primary key. I want hibernate to handle it internally and not throw me an
> exception.
>
> Now i have only one auto-generated primary key and when i try to save 2
> entries in the DB with same value for the unique key field it stores
> duplicate entries.
>
> Is it possible? If yes how?
>
> Thanks in advance
>
> Ankita.
>
More information about the hibernate-dev
mailing list