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From "Aleksey Yeschenko (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CASSANDRA-4921) improve cqlsh COPY FROM performance
Date Sun, 18 Nov 2012 22:32:58 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-4921?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13499935#comment-13499935
] 

Aleksey Yeschenko commented on CASSANDRA-4921:
----------------------------------------------

Back ported cql_protect_name function from 1.2 (two line diff). Everything seems to be working
in both CQL2 and CQL3 modes.
                
> improve cqlsh COPY FROM performance
> -----------------------------------
>
>                 Key: CASSANDRA-4921
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-4921
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: Tools
>    Affects Versions: 1.1.2
>            Reporter: Jonathan Ellis
>            Assignee: Aleksey Yeschenko
>            Priority: Minor
>             Fix For: 1.1.7
>
>         Attachments: 4921.txt
>
>
> Profiling shows that prepare_inline takes the vast majority of cqlsh COPY FROM time,
particularly on csv rows with many columns.

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