Not a class property.  Data type is Long, Class java.lang.Number,  COLUMN_TYPE 
int(11) on the db.

On Aug 22, 2010, at 2:30 PM, Ken Anderson wrote:

> Is the primary key setup as a class property?  That could be the issue.
> 
> On Aug 22, 2010, at 3:28 PM, Richard Palmer wrote:
> 
>> Very ordinary.
>> 
>> An abstract entity with three concrete subclasses implemented as a single 
>> MySql table.
>> 
>> I don't really need the PK, but when I try to save a new instance, no PK is 
>> generated (or at least, returned to the EODatabaseContext) and it throws an 
>> exception.
>> 
>> Any advice would be most appreciated.
>> 
>> Richard Palmer
>> 
>> On Aug 22, 2010, at 10:50 AM, David Avendasora wrote:
>> 
>>> Hi Richard,
>>> 
>>> Why do you need the PK? Are you doing something special or out of the 
>>> ordinary?
>>> 
>>> Dave
>>> 
>>> 
>>> On Aug 22, 2010, at 3:31 AM, Richard Palmer wrote:
>>> 
>>>> 'm confused :-(
>>>> 
>>>> 
>>>> Primary keys are generated by calling  primaryKeysForNewRowsWithEntity(int 
>>>> count, EOEntity entity) on EOAdapterChannel.  This method, in turn, calls 
>>>> primaryKeyForNewRowWithEntity(EOEntity entity) which is deprecated and 
>>>> simply returns null.
>>>> 
>>>> These two methods are the same in 5.3.3 and 5.4.3.
>>>> 
>>>> What am I missing? How do we get primary keys? 
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>>> 
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