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Posted to issues@ignite.apache.org by "Vladimir Ozerov (JIRA)" <ji...@apache.org> on 2019/03/11 07:07:00 UTC

[jira] [Updated] (IGNITE-11311) MVCC: SQL full table scan query can return duplicates.

     [ https://issues.apache.org/jira/browse/IGNITE-11311?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vladimir Ozerov updated IGNITE-11311:
-------------------------------------
    Labels: mvcc_stability  (was: )

> MVCC: SQL full table scan query can return duplicates.
> ------------------------------------------------------
>
>                 Key: IGNITE-11311
>                 URL: https://issues.apache.org/jira/browse/IGNITE-11311
>             Project: Ignite
>          Issue Type: Bug
>          Components: mvcc, sql
>            Reporter: Andrew Mashenkov
>            Priority: Major
>              Labels: mvcc_stability
>
> SQL query like "select * from table" can return duplicate rows.
> Possible reasons are
>  * SQL query iterates over data pages directly and can see inconsistent state (IGNITE-10561) 
>  * Query see stale pages. See IGNITE-10767 for details.
>  * Smth is wrong with mvcc versions visibility.



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