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https://issues.apache.org/jira/browse/ISIS-2020?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16681235#comment-16681235
 ] 

ASF subversion and git services commented on ISIS-2020:
-------------------------------------------------------

Commit 3d16c64e9bdb4b7a23f2ff0673d445b6eeecc75f in isis's branch refs/heads/v2 
from [~hobrom]
[ https://gitbox.apache.org/repos/asf?p=isis.git;h=3d16c64 ]

ISIS-2020: fixes the listAll issue

I believe, that the issue is on DN's side with the PersistenceManager
not creating queries that act upon the correct DB connection.

As of DN-5.2 FederatedJDOQLQuery is still work in progress.

We fixed this by utilizing the new type-safe queries as provided with
DN-5, which appear do work correctly on Federated Data Stores.

As a side-effect we fixed the 'disable-MultivaluedFetch' optimization,
which was not working in our implementation since ther was a key
renaming in DN's migration from 4.1.0.M1 to 4.1.0.M2


Task-Url: https://issues.apache.org/jira/browse/ISIS-2020

> DataNucleus Federated Datastore functionality not used in query
> ---------------------------------------------------------------
>
>                 Key: ISIS-2020
>                 URL: https://issues.apache.org/jira/browse/ISIS-2020
>             Project: Isis
>          Issue Type: Bug
>          Components: Core: Objectstore: JDO
>    Affects Versions: 1.16.2, 2.0.0-M1
>            Reporter: Brian Kalbfus
>            Assignee: Andi Huber
>            Priority: Major
>             Fix For: 2.0.0
>
>         Attachments: datanucleus-api-jdo.patch
>
>
> Insert and Update operations work as expected, but query operations operate 
> on the primary datastore.  I see from stepping through the M1 code that 
> Insert and Update operations use a transaction that accesses a 
> FederatedDataStore.  I guess that is where the difference occurs in that the 
> query operations get a data store another way, failing to get the 
> FederatedDataStore that is configured.
> example code created from helloworld-archetype is at 
> [https://github.com/bkalbfus/isis-federatedDS-2_0_0-M1]
> Mailing list: 
> [https://lists.apache.org/thread.html/2edea2f8d802532c3672eddc83b484bbc2e31d1cac16f2759feeb95f@%3Cusers.isis.apache.org%3E]
>  
>  



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