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Posted to dev@omid.apache.org by "Ohad Shacham (JIRA)" <ji...@apache.org> on 2017/12/11 14:24:01 UTC

[jira] [Updated] (OMID-71) Row level conflict analysis

     [ https://issues.apache.org/jira/browse/OMID-71?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ohad Shacham updated OMID-71:
-----------------------------
    Issue Type: Sub-task  (was: New Feature)
        Parent: OMID-82

> Row level conflict analysis
> ---------------------------
>
>                 Key: OMID-71
>                 URL: https://issues.apache.org/jira/browse/OMID-71
>             Project: Apache Omid
>          Issue Type: Sub-task
>            Reporter: Ohad Shacham
>            Assignee: Ohad Shacham
>         Attachments: OMID-71.v2.patch
>
>
> Omid's transaction manager detects conflicts at the cell level. Meaning that two concurrent transactions write to different columns at the same row do not conflict.
> This semantics is not suitable for Apache Phoenix which requires conflict detection at the row level.



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