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Posted to common-issues@hadoop.apache.org by "Joseph Doss (JIRA)" <ji...@apache.org> on 2012/04/30 14:54:49 UTC

[jira] [Updated] (HADOOP-8331) Created patch that adds oracle support to DBInputFormat and solves a splitting duplication problem introduced with my last patch.

     [ https://issues.apache.org/jira/browse/HADOOP-8331?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joseph Doss updated HADOOP-8331:
--------------------------------

    Attachment: hadoop-1.0.0-20120426-DBInputFormat-stopDuplicatingSplits.patch

patch that fixes the duplication and adds oracle support
                
> Created patch that adds oracle support to DBInputFormat and solves a splitting duplication problem introduced with my last patch.
> ---------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-8331
>                 URL: https://issues.apache.org/jira/browse/HADOOP-8331
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: io
>    Affects Versions: 1.0.0
>         Environment: Redhat x86_64 cluster
>            Reporter: Joseph Doss
>              Labels: package
>             Fix For: 1.0.0, 1.0.2
>
>         Attachments: hadoop-1.0.0-20120426-DBInputFormat-stopDuplicatingSplits.patch
>
>
> This patch mainly resolves an overlap of records when splitting tasks in DBInputFormat, thereby removing duplication of records processed. Tested on 1.0.0 and 1.0.2

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