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From Harsh J <ha...@cloudera.com>
Subject Re: XXXWritable
Date Mon, 04 Jul 2011 10:16:09 GMT
Do have a look at Apache Avro's use with MapReduce. It helps solve
some issues related with serialization in the way you are talking
about: http://avro.apache.org

On Sat, Jul 2, 2011 at 7:59 AM, Raja Nagendra Kumar
<Nagendra.Raja@tejasoft.com> wrote:
> Hi,
> I read in Definitive guide that, LongWritable and xxWritables are more
> optimized versions for network serialization of normal Java Long etc..
> If that is so, would be not be easy for developers to use normal Java long
> and string, so hadoop framework can internally convert the developer written
> code to use the longwritable etc or through some intermediate code
> conversions. This approach can greatly reduce the no of api and helps in
> faster learning.
> Not sure, why developer had to write and use XXXWritable etc in the context
> of optimized for network serialization
> Regards,
> Raja Nagendra Kumar,
> C.T.O
> www.tejasoft.com
> -Hadoop Adoption Consulting
> --
> View this message in context: http://old.nabble.com/XXXWritable-tp31977841p31977841.html
> Sent from the Hadoop core-dev mailing list archive at Nabble.com.

Harsh J

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