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From Fredrik Hedberg <fred...@avafan.com>
Subject Re: JDBC input/output format
Date Fri, 12 Dec 2008 10:41:59 GMT
I highly doubt using Hadoop for that would be the most efficient  
solution, unless you have a "sharded" database infrastructure and  
extend the Hadoop database input/output format accordingly.

  - Fredrik

On Dec 12, 2008, at 5:26 AM, Edward J. Yoon wrote:

> Does anyone think about database to database migration using hadoop?
>
> On Tue, Dec 9, 2008 at 4:07 AM, Alex Loddengaard <alex@cloudera.com>  
> wrote:
>> Here are some useful links with regard to reading from and writing  
>> to MySQL:
>>
>> <http://issues.apache.org/jira/browse/HADOOP-2536>
>> <http://issues.apache.org/jira/browse/HADOOP-4331>
>>
>> Those two issues should answer your questions.
>>
>> Alex
>>
>> On Mon, Dec 8, 2008 at 9:10 AM, Edward Capriolo <edlinuxguru@gmail.com 
>> >wrote:
>>
>>> Is anyone working on a JDBC RecordReader/InputFormat. I was thinking
>>> this would be very useful for sending data into mappers. Writing  
>>> data
>>> to a relational database might be more application dependent but  
>>> still
>>> possible.
>>>
>>
>
>
>
> -- 
> Best Regards, Edward J. Yoon @ NHN, corp.
> edwardyoon@apache.org
> http://blog.udanax.org


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