Re: Horizontal inheritance mismatch between WebObjects 5.4 and 5.3 [ was: SQL generation doesn't conform to entity inheritance]
Re: Horizontal inheritance mismatch between WebObjects 5.4 and 5.3 [ was: SQL generation doesn't conform to entity inheritance]
- Subject: Re: Horizontal inheritance mismatch between WebObjects 5.4 and 5.3 [ was: SQL generation doesn't conform to entity inheritance]
- From: Dev WO <email@hidden>
- Date: Thu, 3 Feb 2011 08:20:24 +0100
Hello Lachlan,
> On 03/02/2011, at 8:59 AM, Mike Schrag wrote:
>
>> i still would like to see what entity.primaryKeyRootName returns for each ... i don't recall what the impl was in 5.4.3 and I don't have it checked out at the moment, but i'm pretty sure that method is the only thing that matters here.
>
> The impl in 5.4.3 is wrong. Essentially 5.4.3 introduced a regression, which I recall checking in a fix for in wonder, and I believe it's fixed in 5.4.3.1 :) like this:
> if (parent is abstract) {
> return my external name.
> }
>
> Which is just wrong. This was particularly a problem for Vertical Inheritance where various fields ought to have resolved to the parent entity's table (but didn't).
>
> I've never tested horizontal inheritance but you can fix it by:
> a) subclassing EOEntity and overriding primaryKeyRootName etc, or better
> b) use Wonder and if Horizontal Inheritance is a problem, fix it there for all :)
I'm using Wonder, I would have hoped whatever 5.4 bugs would have been fixed already in this Wonder-ful frameworks:)
I'm still digging right now.
Xavier
>
> with regards,
> -
>
> Lachlan Deck
>
>
>
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