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Posted to issues@ignite.apache.org by "Maksim Timonin (Jira)" <ji...@apache.org> on 2022/02/02 11:36:00 UTC
[jira] [Commented] (IGNITE-16141) IndexQuery: consistency with query after IO filter
[ https://issues.apache.org/jira/browse/IGNITE-16141?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17485728#comment-17485728 ]
Maksim Timonin commented on IGNITE-16141:
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> Currently it returns GridCursor<IndexRow> but underlied IndexRow isn't initialized with CacheDataRow
it's not true, as CacheDataRow initialized in moment of preparing buffer for cursor in BPlusTree. See IO#getRow().
Closed as not a bug.
> IndexQuery: consistency with query after IO filter
> --------------------------------------------------
>
> Key: IGNITE-16141
> URL: https://issues.apache.org/jira/browse/IGNITE-16141
> Project: Ignite
> Issue Type: New Feature
> Reporter: Maksim Timonin
> Assignee: Maksim Timonin
> Priority: Major
> Labels: IEP-71
>
> As we use InlineIO for internal filtering we should guarantee to return correct data row from this stage. Currently it returns GridCursor<IndexRow> but underlied IndexRow isn't initialized with CacheDataRow, and then it is affected by concurrent updates.
>
> Alternative: additional filter step after extracting row - we should extract cache rows in loop, so we can apply our filter here again.
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