[jira] [Commented] (HBASE-9005) Improve documentation around KEEP_DELETED_CELLS, time range scans, and delete markers

["Jonathan Hsieh (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HBASE-9005?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14089869#comment-14089869 ] 

Jonathan Hsieh commented on HBASE-9005:
---------------------------------------

can you add a link to http://hbase.apache.org/apidocs/org/apache/hadoop/hbase/HColumnDescriptor.html#KEEP_DELETED_CELLS instead of the current generic link to HCD (which has no javadoc)?  Pointing to it and saying it is a boolean makes it much more actionable.  Bonus points if an example were provided to change it in the shell. (maybe not just here, but 

> Improve documentation around KEEP_DELETED_CELLS, time range scans, and delete markers
> -------------------------------------------------------------------------------------
>
>                 Key: HBASE-9005
>                 URL: https://issues.apache.org/jira/browse/HBASE-9005
>             Project: HBase
>          Issue Type: Bug
>          Components: documentation
>            Reporter: Lars Hofhansl
>            Assignee: Jonathan Hsieh
>            Priority: Minor
>             Fix For: 0.99.0
>
>         Attachments: 9005.txt, HBASE-9005-1.patch
>
>
> Without KEEP_DELETED_CELLS all timerange queries are broken if their range covers a delete marker.
> As some internal discussions with colleagues showed, this feature is not well understand and documented.



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