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Re: Inheritance and relationships
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Re: Inheritance and relationships


  • Subject: Re: Inheritance and relationships
  • From: Guido Neitzer <email@hidden>
  • Date: Fri, 8 Aug 2008 10:36:44 -0600

On 08.08.2008, at 10:27, Chuck Hill wrote:

SELECT <All Attributes> FROM contacts t0 WHERE (t0.inheritance_type = 'BaseUser' OR t0.inheritance_type = 'EventsUser')

Isn't AppUser a subclass of BaseUser too? Where is the qualifier for that?

That was only my example. EventsUser is the actual class in that case and for this application (I have also a MeetingsUser in a different app, same problem there).


...
10:11:00 -- ERXNSLogLog4jBridge -- :46 DEBUG - 4 row(s) processed

But it crashes when interpreting the results:

10:11:00 -- ERXDatabaseContextDelegate -- :153 INFO - Database Exception occured: java.lang.IllegalStateException: initializeObject: No snapshot for gid _EOIntegralKeyGlobalID[EventsUser (java.lang.Long)10049]

Is the row with PK 10049 and EventsUser?

events=# select inheritance_type, contact_id from contacts where contact_id = 10049; inheritance_type | contact_id
------------------+------------
EventsUser | 10049


Looks good.

On a reduced test case I can't reproduce the problem. I'm at a loss at the moment. Any ideas where I can look?


.Net?  :-P

It sounds like the snapshots are not getting created correctly. Other than that, no. I fear you are in for some hard work.

Seems so. That's what I'm guessing too, but I have no idea right now where to start looking. Probably I'll find something eventually, but if someone has a hint where I could start, that might save me some time.


cug

--
http://www.event-s.net

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  • Follow-Ups:
    • Re: Inheritance and relationships
      • From: Chuck Hill <email@hidden>
References: 
 >Inheritance and relationships (From: Guido Neitzer <email@hidden>)
 >Re: Inheritance and relationships (From: Lachlan Deck <email@hidden>)
 >Re: Inheritance and relationships (From: Guido Neitzer <email@hidden>)
 >Re: Inheritance and relationships (From: Guido Neitzer <email@hidden>)
 >Re: Inheritance and relationships (From: Chuck Hill <email@hidden>)

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