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https://issues.apache.org/jira/browse/CAY-2552?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17681315#comment-17681315
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Nikita Timofeev commented on CAY-2552:
--------------------------------------
*4.2*:
https://github.com/apache/cayenne/commit/6211a66f0846e554bc272f4c8860a97eaa1fbbdc
> ColumnQuery with flattened attributes bug
> -----------------------------------------
>
> Key: CAY-2552
> URL: https://issues.apache.org/jira/browse/CAY-2552
> Project: Cayenne
> Issue Type: Bug
> Components: Core Library
> Affects Versions: 4.2.M1
> Reporter: Arseni Bulatski
> Assignee: Nikita Timofeev
> Priority: Major
> Fix For: 4.2, 5.0.M1
>
> Attachments: ColumnQuery_with_flattened_attribute_bug.patch
>
> Time Spent: 50m
> Remaining Estimate: 0h
>
> Select entity with flattened attributes in column query.
> Entry point: EntityRowReader
> Fields size from segmentMetadata isn't equal to columns list size in
> RowDescriptor.
> You can see test case in attachment.
>
> This bugs appeared when worked on CAY-2529 Custom expression in DbJoin. Order
> of attributes was changed and bug with wrong size broke tests.
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