Hello Chuck,

With JavaERJDBCAdaptor or the default JavaJDBCAdaptor, the result is the same, 
it doesn't conform to the inheritance modeled in EntityModeler.
I've got to check into ERExtensions if I can find something.

I understand not everyone is using Horizontal Inheritance, but I must not be 
the only one trying to figure out what's going on with 5.4.

Just to make sure, I've created a new Wonder framework, created only an 
abstract entity and 2 sub-entities with horizontal inheritance, and the 
generated SQL is not correct, it doesn't conform to the modeled inheritance by 
requesting sequence for the pk for each sub-entity instead of the abstract 
parent sequence.
It looks to me this is a bug, I'm not 100% sure it's in Wonder or Webobjects 
though. Should I fill a Jira for this? I don't think this could be qualified as 
a regression as I don't even know if this bug was ever in 5.3.

Thanks for your help,

Xavier

On 1 févr. 2011, at 20:24, Chuck Hill wrote:

> Hi Xavier,
> 
> 
> On Feb 1, 2011, at 12:42 AM, Dev WO wrote:
> 
>> I'm still trying to figure out what's happening...
>> What I have found so far is that:
>> 
>> If I'm doing:
>> -latest 5.4 wonder frameworks except JavaERJDBCAdaptor.framework and 
>> PostgresqlPlugIn.framework from 5.3
>> -binding to WebObjects 5.4 (using 
>> wo.system.frameworks=/System/Library/Frameworks/WebObjects54 in my 
>> wolips.properties)
>> => SQL generation doesn't conform to entity inheritance
>> 
>> If I'm doing:
>> -latest 5.4 wonder frameworks
>> -binding to WebObjects 5.4 (using 
>> wo.system.frameworks=/System/Library/Frameworks/WebObjects54 in my 
>> wolips.properties)
>> => SQL generation doesn't conform to entity inheritance
> 
> Try it without JavaERJDBCAdaptor.framework at all (just use 
> JavaJDBCAdaptor.framework)
> 
> 
>> if I'm doing:
>> -lastest 5.3 wonder frameworks
>> -binding to WebObjects 5.3 (using 
>> wo.system.frameworks=/System/Library/Frameworks/WebObjects53 in my 
>> wolips.properties)
>> => I've got the correct behavior which is inheritance enforced when 
>> generating the SQL in EntityModeler.
>> 
>> So I can say there is something different regarding horizontal inheritance 
>> between WebObjects 5.3 and WebObjects 5.4. Based on the first case scenario, 
>> it seems the difference occurs within WebObjects frameworks (but maybe 
>> something else is involved in the Wonder frameworks in addition to the 2 I 
>> keept from 5.3 in the first case).
>> 
>> I don't know if this is to be considered a bug or if there's just something 
>> I should add/edit to make horizontal inheritance works under a complete 5.4 
>> setup, but the fact that I couldn't find the same issue on the list makes me 
>> feel like the issue could at least be fixed on my side.
> 
> It might be that few people are using Horizontal Inheritance.    I have not 
> noticed any problem with Single Table Inheritance.
> 
> 
>> Any pointer about where to look at to ensure proper horizontal inheritance 
>> SQL generation under 5.4?
> 
> Based on your evidence, I'd search for "primary" in ERExtensions.  If nothing 
> else, that will at least show you were in EOF the PK generation  happens.
> 
> 
> Chuck
> 
> 
>> On 31 janv. 2011, at 18:57, Dev WO wrote:
>> 
>>> Hello,
>>> 
>>> I don't really know where the issue come from, but here's what's happening 
>>> and what I've already tried to fix it (without a solution so far).
>>> 
>>> I'm using Eclipse 3.6.1.M20100909 cocoa 64
>>> WOLips 3.6.6215
>>> PostgreSQL 8.4
>>> WO 5.4.3
>>> 
>>> My previous setup was WO 5.3.3 with the previous major version of Eclipse 
>>> (Carbon) and WOLips. The following behavior wasn't happening in this setup.
>>> 
>>> I've got an Abstract entity A and a couple sub-entities, let's say SubA1 
>>> and SubA2.
>>> In the previous setup, when I generated the SQL for them, they were both 
>>> correctly referring to A_seq for their primary key generation (in 
>>> EntityModeler when generating SQL and while the app was running).
>>> Now they are referring to SubA1_seq and SubA2_seq (in EntityModeler and 
>>> while the app is running) which breaks the entire application by providing 
>>> pk that might be already taken by the other sub-entity...
>>> 
>>> I first thought it could come from the PosgreSQL plugin framework, but 
>>> after putting back my previous one, the issue is still there (cleaned the 
>>> project after "updating" the framework).
>>> 
>>> I'll will update WOLips right away to check if it changes anything, but if 
>>> anyone has an idea on what might cause this issue and even better how to 
>>> fix it to respect entity inheritance, that would be really nice:)
>>> 
>>> Thanks,
>>> 
>>> Xavier
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> -- 
> Chuck Hill             Senior Consultant / VP Development
> 
> Practical WebObjects - for developers who want to increase their overall 
> knowledge of WebObjects or who are trying to solve specific problems.    
> http://www.global-village.net/products/practical_webobjects
> 
> 
> 
> 
> 
> 
> 

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