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From "Jonathan Ellis (JIRA)" <j...@apache.org>
Subject [jira] Issue Comment Edited: (CASSANDRA-510) reading from large supercolumns is excessively slow
Date Fri, 23 Oct 2009 15:06:59 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-510?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12768942#action_12768942
] 

Jonathan Ellis edited comment on CASSANDRA-510 at 10/23/09 3:05 PM:
--------------------------------------------------------------------

02
    convert removeDeleted on SC to remove-oriented instead of clone-then-add-back

01
    don't removeDeleted on the whole CF before filtering what the request was for; it's expensive.
    also, fixes subcolumn queries being counted twice in readStats


      was (Author: jbellis):
    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: 0001-CASSANDRA-510-don-t-removeDeleted-on-the-whole-CF-befo.txt,
0002-convert-removeDeleted-on-SC-to-remove-oriented-instead.txt
>
>


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