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https://issues.apache.org/jira/browse/OMID-142?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16809246#comment-16809246
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Lars Hofhansl edited comment on OMID-142 at 4/3/19 8:45 PM:
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You can look at HBase 
[ScanDeleteTracker|https://gitbox.apache.org/repos/asf?p=hbase.git;a=blob;f=hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/querymatcher/ScanDeleteTracker.java;h=f51404f487bff864d0d5e409adad71f7b5455ed8;hb=refs/heads/branch-1]
 to see how it's done there. Can use a similar design there.



was (Author: lhofhansl):
You can look at HBase ScanDeleteTracker to see how it's done there. Can use a 
similar design here

[ScanDeleteTracker|https://gitbox.apache.org/repos/asf?p=hbase.git;a=blob;f=hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/querymatcher/ScanDeleteTracker.java;h=f51404f487bff864d0d5e409adad71f7b5455ed8;hb=refs/heads/branch-1]

> Omid GC fails in Phoenix does not remove all data
> -------------------------------------------------
>
>                 Key: OMID-142
>                 URL: https://issues.apache.org/jira/browse/OMID-142
>             Project: Apache Omid
>          Issue Type: Bug
>    Affects Versions: 1.0.1
>            Reporter: Lars Hofhansl
>            Assignee: Yonatan Gottesman
>            Priority: Major
>
> When you insert a bunch of data into a table, followed by a DELETE FROM 
> <table>, then flush and compact the table in HBase, the data is not removed.



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