Re: Single Table Inheritance and Multiple Queries
Re: Single Table Inheritance and Multiple Queries
- Subject: Re: Single Table Inheritance and Multiple Queries
- From: Chuck Hill <email@hidden>
- Date: Tue, 13 Jul 2010 08:54:46 -0700
Check that ALL of the entities in that hierarchy use the exact same table name.
Chuck
On Jul 13, 2010, at 7:51 AM, Jeffrey Simpson wrote:
> WebObjects version = 5.4.3
>
> I took a closer look. It seems to be happening only on one Entity hierarchy. It was real noticeable on that hierarchy since it was the most subclassed. The other hierarchies seem to only query once. Now I need to figure out why.
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> Jeffrey Simpson
> Senior Software Engineer
> Telephone: 240.235.2144
> Fax: 240.235.2174
>
> Youth For Understanding (YFU) prepares young people for their responsibilities and opportunities in a changing, interdependent world. email@hidden Jul 12, 2010, at 5:05 PM, Chuck Hill wrote:
>
>> Which version of WO? I thought it would not do this if everything in the inheritance hierarchy was in the same table.
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>> Chuck
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>> On Jul 12, 2010, at 7:39 AM, Jeffrey Simpson wrote:
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>>> We have a number of entities that use single table inheritance. When a relationship points to the parent entity it does a separate fetch for each child entity. I know this is how the inheritance was designed originally. Has anything been done so that it does on query and applies the qualifier in memory to determine the entity type? I want to make sure I am no missing something.
>>>
>>>
>>>
>>> Jeffrey Simpson
>>> Senior Software Engineer
>>> Telephone: 240.235.2144
>>> Fax: 240.235.2174
>>> email@hidden
>>>
>>> Youth For Understanding (YFU) prepares young people for their responsibilities and opportunities in a changing, interdependent world.
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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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--
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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