[jira] [Comment Edited] (CASSANDRA-9991) Implement efficient btree removal

["Piotr Jastrzebski (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/CASSANDRA-9991?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15032145#comment-15032145 ] 

Piotr Jastrzebski edited comment on CASSANDRA-9991 at 11/30/15 5:39 PM:
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Sorry - I missed the comment about the swap. I fixed all three things. Please have another look. Thanks


was (Author: haaawk):
Sorry - I missed the comment about the swap. I fixed both things. Please have another look. Thanks

> 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-v4.txt, trunk-9991-v5.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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