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https://issues.apache.org/jira/browse/CASSANDRA-9991?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15028688#comment-15028688
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Piotr Jastrzebski commented on CASSANDRA-9991:
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We can. It's just gonna make removeFromLeaf even more complex. I thought you
wanted to simplify the code? Aren't index operation on btree cheap?
> Implement efficient btree removal
> ---------------------------------
>
> Key: CASSANDRA-9991
> URL: https://issues.apache.org/jira/browse/CASSANDRA-9991
> Project: Cassandra
> Issue Type: Sub-task
> Reporter: Benedict
> Labels: patch
> Fix For: 3.x
>
> Attachments: trunk-9991-v3.txt, trunk-9991.txt, trunk-9991.txt-v2
>
>
> Currently removal is implemented as a reconstruction by filtering and
> iterator over the original btree. This could be much more efficient, editing
> just the necessary nodes.
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