[hibernate-dev] PK columns and nullability

[Sanne Grinovero]

On 15 September 2015 at 19:00, andrea boriero <dreborier at gmail.com> wrote:
> since Hibernate makes this assumption I think it's fine to enforce that.

+1

>
> On 15 September 2015 at 17:36, Steve Ebersole <steve at hibernate.org> wrote:
>
>> We have a Pull Request[1] to add a feature to allows Dialects to enforce
>> that all columns making up a primary key are defined as non-nullable.
>> Specifically, apparently Teradata will barf if the PK is defined over
>> columns that are nullable.
>>
>> The PR focuses on exporting the table/pk.  However, Hibernate overall makes
>> the assumption that all PK columns are non-nullable.  So I wonder if we
>> ought to just enforce that in the mapping layer.  Thoughts?
>>
>> [1] https://github.com/hibernate/hibernate-orm/pull/1059
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