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https://issues.apache.org/jira/browse/SQOOP-1278?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13891289#comment-13891289
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Hudson commented on SQOOP-1278:
-------------------------------

SUCCESS: Integrated in Sqoop-ant-jdk-1.6-hadoop100 #840 (See 
[https://builds.apache.org/job/Sqoop-ant-jdk-1.6-hadoop100/840/])
SQOOP-1278: Allow use of uncommitted isolation for databases that support it as 
an import option (jarcec: 
https://git-wip-us.apache.org/repos/asf?p=sqoop.git&a=commit&h=d3758915bb8b265ec157cd4bc21a7e17d922458e)
* src/test/com/cloudera/sqoop/TestSqoopOptions.java
* src/java/org/apache/sqoop/mapreduce/db/DBInputFormat.java
* src/docs/user/import.txt
* src/java/org/apache/sqoop/tool/BaseSqoopTool.java
* src/java/org/apache/sqoop/mapreduce/db/DBConfiguration.java
* src/docs/user/common-args.txt
* src/java/org/apache/sqoop/mapreduce/DataDrivenImportJob.java
* src/java/org/apache/sqoop/SqoopOptions.java


> Allow use of uncommitted isolation for databases that support it as an import 
> option
> ------------------------------------------------------------------------------------
>
>                 Key: SQOOP-1278
>                 URL: https://issues.apache.org/jira/browse/SQOOP-1278
>             Project: Sqoop
>          Issue Type: Bug
>    Affects Versions: 1.4.3, 1.4.4
>         Environment: All DBs that support uncommitted read transaction 
> isolation
>            Reporter: Venkat Ranganathan
>            Assignee: Venkat Ranganathan
>             Fix For: 1.4.5
>
>         Attachments: SQOOP-1278-3.diff, SQOOP-1278.diff
>
>
> Some customers might have ETL workflows  that depend on data to be imported 
> while the table is otherwise available for the regular data processing.    
> The current read committed isolation can cause failure because of locking 
> semantics used in the database systems used also.
> So, this is to provide a relaxation of the connection isolation used by the 
> mappers to be read uncommitted using a sqoop option.   Note that read 
> uncommitted is not a valid option for Oracle so it is not supported with the 
> database and will be ignored for Oracle



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