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https://issues.apache.org/jira/browse/SQOOP-1622?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14184262#comment-14184262
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Masatake Iwasaki commented on SQOOP-1622:
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It would also be helpful to keep destination table clean on non-HA cluster.
> Copying from staging table should be in single transaction for pg_bulkload
> connector
> ------------------------------------------------------------------------------------
>
> Key: SQOOP-1622
> URL: https://issues.apache.org/jira/browse/SQOOP-1622
> Project: Sqoop
> Issue Type: Improvement
> Components: connectors/postgresql
> Affects Versions: 1.4.5
> Reporter: Masatake Iwasaki
> Assignee: Masatake Iwasaki
>
> PGBulkloadExportReducer#reduce may be called per map task because the map
> output key is unique ID of map task. Each reduce tasks should do copying from
> staging table in single transaction.
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