[jira] Updated: (CASSANDRA-510) reading from large supercolumns is excessively slow

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

     [ https://issues.apache.org/jira/browse/CASSANDRA-510?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jonathan Ellis updated CASSANDRA-510:
-------------------------------------

    Attachment: 510.patch

don't removeDeleted on the whole CF before filtering what the request was for; it's expensive.  also, fixes subco
lumn queries being counted twice in readStats

> reading from large supercolumns is excessively slow
> ---------------------------------------------------
>
>                 Key: CASSANDRA-510
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-510
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: Core
>            Reporter: Jonathan Ellis
>            Assignee: Jonathan Ellis
>             Fix For: 0.5
>
>         Attachments: 510.patch
>
>


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