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https://issues.apache.org/jira/browse/HBASE-16438?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15609182#comment-15609182
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stack commented on HBASE-16438:
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bq. I am just seeing Anoop's reply above. Yes as he says if we dont write the 
chunk id in the cell then we have to have keep references onheap. 

Man. I'm confused still. Why? We lookup stuff via the index. The index has 
chunkid+offset+length so we know how to find a Cell whether chunks are onheap 
or offheap. Index can be onheap or offheap, right?

(Separate issue, doesn't this mean we have to instantiate a Cell everytime we 
need to 'look' at it? Or at least, when scanning, be able to scan Cell in its 
'flat form').



> Create a cell type so that chunk id is embedded in it
> -----------------------------------------------------
>
>                 Key: HBASE-16438
>                 URL: https://issues.apache.org/jira/browse/HBASE-16438
>             Project: HBase
>          Issue Type: Sub-task
>    Affects Versions: 2.0.0
>            Reporter: ramkrishna.s.vasudevan
>            Assignee: ramkrishna.s.vasudevan
>
> For CellChunkMap we may need a cell such that the chunk out of which it was 
> created, the id of the chunk be embedded in it so that when doing flattening 
> we can use the chunk id as a meta data. More details will follow once the 
> initial tasks are completed. 



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