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From "Jonathan Ellis (JIRA)" <j...@apache.org>
Subject [jira] Commented: (CASSANDRA-172) A improved and more general version of get_slice
Date Tue, 19 May 2009 20:45:45 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-172?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12710877#action_12710877
] 

Jonathan Ellis commented on CASSANDRA-172:
------------------------------------------

(oh, and yes, my objection to the offset code is primarily an API cleanliness one.)

> A improved and more general version of get_slice
> ------------------------------------------------
>
>                 Key: CASSANDRA-172
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-172
>             Project: Cassandra
>          Issue Type: New Feature
>            Reporter: Jun Rao
>            Assignee: Jun Rao
>             Fix For: 0.4
>
>         Attachments: 172-addendum.patch, get_slice_from.patchv1, get_slice_from.patchv2,
get_slice_from.patchv3
>
>
> Today, get_slice has to scan through all columns in every memtable and sstable to get
a slice of columns. This becomes inefficient when the number of columns in a row is large.
We need a more efficient API.

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