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From "Jay Zhuang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CASSANDRA-9989) Optimise BTree.Buider
Date Thu, 13 Apr 2017 00:20:41 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-9989?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15966913#comment-15966913
] 

Jay Zhuang commented on CASSANDRA-9989:
---------------------------------------

Rebased the [patch | https://github.com/cooldoger/cassandra/commit/99795034c4a9685bbe427cce19e0d23a31cf3516].
Please review: [9989-trunk-onecommit-update| https://github.com/apache/cassandra/compare/trunk...cooldoger:9989-trunk-onecommit-update?expand=1]

> Optimise BTree.Buider
> ---------------------
>
>                 Key: CASSANDRA-9989
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-9989
>             Project: Cassandra
>          Issue Type: Sub-task
>            Reporter: Benedict
>            Assignee: Jay Zhuang
>            Priority: Minor
>             Fix For: 4.x
>
>         Attachments: 9989-trunk.txt
>
>
> BTree.Builder could reduce its copying, and exploit toArray more efficiently, with some
work. It's not very important right now because we don't make as much use of its bulk-add
methods as we otherwise might, however over time this work will become more useful.



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