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https://issues.apache.org/jira/browse/HBASE-12065?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Maddineni Sukumar updated HBASE-12065:
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    Attachment: hbase-12065-fix-2.patch

Applied HBase code formatter and improved comments...
[~apurtell]

>  Import tool is not restoring multiple DeleteFamily markers of a row
> --------------------------------------------------------------------
>
>                 Key: HBASE-12065
>                 URL: https://issues.apache.org/jira/browse/HBASE-12065
>             Project: HBase
>          Issue Type: Bug
>          Components: util
>    Affects Versions: 0.98.2
>            Reporter: Maddineni Sukumar
>            Assignee: Maddineni Sukumar
>            Priority: Minor
>         Attachments: hbase-12065-fix-2.patch, hbase-12065-fix.patch, 
> hbase-12065-unit-test.patch
>
>
> When a row has more than one DeleteFamily markers, Import tool is not 
> restoring all DeleteFamily markers. 
> Scenario: Insert entries into hbase in below order
> Put Row1 with Value-A
> Delete Row1 with DeleteFamily Marker
> Put Row1 with Value-B
> Delete Row1 with DeleteFamily Marker
> Using Export tool export this data and Import it into another table, you will 
> see below entries
> Delete Row1 with DeleteFamily Marker
> Put Row1 with Value-B
> Put Row1 with Value-A
> One DeleteFamily marker is missing here... In Import tool, 
> Importer.writeResult() method we are batching all deletes into a single 
> Delete request and pushing into hbase. Here we are pushing only one delete 
> family marker into hbase table.
> I tried same with normal HTable.delete command also. 
> If you pass multiple DeleteFamily markers of a row in a single Delete request 
> to hbase then table is maintaining only one. 
> If that is the expected  behavior of hbase then we should change logic in 
> Import tool to push DeleteFamily markers individually one by one.



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