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From "Ilan Kirsh (JIRA)" <j...@apache.org>
Subject [jira] Created: (JDO-404) GetFetchPlan - Is it really forbidden to load extra fields?
Date Wed, 09 Aug 2006 08:19:13 GMT
GetFetchPlan - Is it really forbidden to load extra fields?
-----------------------------------------------------------

                 Key: JDO-404
                 URL: http://issues.apache.org/jira/browse/JDO-404
             Project: JDO
          Issue Type: Bug
          Components: tck20
    Affects Versions: JDO 2 final
            Reporter: Ilan Kirsh


The tests in org.apache.jdo.tck.query.api.GetFetchPlan validate using jdoPostLoad that some
fields are not loaded in the query results. This doesn't make sense for implementations in
which avoiding loading value fields doesn't give any performance benefit, and I think that
it is also against the spec (page 127):

"When an instance is loaded using getObjectById , a Query is executed, or an Extent is iterated,
the implementation may choose to use the active fetch groups to prefetch data." - may choose
and not must...

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