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Posted to dev@sqoop.apache.org by "Jarek Jarcec Cecho (JIRA)" <ji...@apache.org> on 2012/08/07 08:14:03 UTC
[jira] [Resolved] (SQOOP-539) getPrimaryKeyQuery is very slow in
mysql 5.0.77
[ https://issues.apache.org/jira/browse/SQOOP-539?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jarek Jarcec Cecho resolved SQOOP-539.
--------------------------------------
Resolution: Fixed
Assignee: Jhovanny
Committed revision 1370124.
Thanks Jhovanny for your contribution!
Jarcec
> getPrimaryKeyQuery is very slow in mysql 5.0.77
> -----------------------------------------------
>
> Key: SQOOP-539
> URL: https://issues.apache.org/jira/browse/SQOOP-539
> Project: Sqoop
> Issue Type: Bug
> Components: connectors/mysql
> Affects Versions: 1.4.1-incubating
> Environment: mysql 5.0.77-percona-highperfb0805
> Reporter: Jhovanny
> Assignee: Jhovanny
> Priority: Minor
> Labels: performance
> Fix For: 1.4.2
>
> Attachments: patch, patch, patch
>
> Original Estimate: 0h
> Remaining Estimate: 0h
>
> The current query used to get the primary key for a table takes 20 seconds in my production environment and 11 minutes in my QA environment. I simplified it and it now runs very fast (0.08 seconds in my production environment). I'm submitting the patch I applied locally.
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