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From "Ashutosh Jindal (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-13737) [HBase MOB] MOBTable cloned from a snapshot leads to data loss, when that actual snapshot and main table is deleted.
Date Thu, 21 May 2015 13:40:00 GMT

     [ https://issues.apache.org/jira/browse/HBASE-13737?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Ashutosh Jindal updated HBASE-13737:
------------------------------------
    Attachment: HBASE-13737-hbase-11339.patch

Attached a patch. Please review

> [HBase MOB] MOBTable cloned from a snapshot leads to data loss, when that actual snapshot
and main table is deleted.
> --------------------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-13737
>                 URL: https://issues.apache.org/jira/browse/HBASE-13737
>             Project: HBase
>          Issue Type: Bug
>          Components: mob
>    Affects Versions: hbase-11339
>            Reporter: Y. SREENIVASULU REDDY
>            Assignee: Ashutosh Jindal
>            Priority: Critical
>             Fix For: hbase-11339
>
>         Attachments: HBASE-13737-hbase-11339.patch
>
>
> clone snapshot on mob feature leads to data loss for mob data.
> steps to reproduce:
> ===============
> 1. created MOB table with two column families like "mobcf" (mob is enabled) and "norcf"
> 2. insert mob data and normal data at a time into the table.
> 3. scan the MOB table.
> 4. take snapshot by specifying the table name.
> 5. clone the snapshot by specifying the new table name.
> 6. check the new table is created or not and try scan for the new table which have both
mob data and normal data should give back to the client.
> 7. delete the snapshot which done in step 4.
> 8. delete the main table which done in step 1.
> 9. Now scan the new table again.



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