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https://issues.apache.org/jira/browse/SQOOP-463?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13233709#comment-13233709
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jirapos...@reviews.apache.org commented on SQOOP-463:
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/4357/
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(Updated 2012-03-20 20:10:41.312155)


Review request for Sqoop and Jarek Cecho.


Summary
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Updated documentation.


This addresses bug SQOOP-463.
    https://issues.apache.org/jira/browse/SQOOP-463


Diffs
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  ./src/docs/user/troubleshooting.txt 1300726 

Diff: https://reviews.apache.org/r/4357/diff


Testing
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Built docs and verified.


Thanks,

Kathleen


                
> Sqoop User Guide's troubleshooting section should explain how to override the 
> column mapping when importing a table from MySQL into Hive
> ----------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: SQOOP-463
>                 URL: https://issues.apache.org/jira/browse/SQOOP-463
>             Project: Sqoop
>          Issue Type: Improvement
>          Components: docs
>    Affects Versions: 1.4.1-incubating
>            Reporter: Kathleen Ting
>            Assignee: Kathleen Ting
>         Attachments: SQOOP-463-1.patch, SQOOP-463.patch
>
>
> When importing a table from MySQL into Hive where one of the columns is of 
> datatype TINYINT(1), Sqoop will automatically map this to the Hive datatype 
> boolean. This is because the MySQL JDBC connector maps the TINYINT(1) 
> datatype to java.sql.Types.BIT, which Sqoop by default maps to the Hive type 
> Boolean. Consequently, if you have values such as 1 or 0 in this column, they 
> will fail to parse correctly in Hive, instead appearing as all NULL values.

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