Re: Hive partioning

2011-05-13 Thread Jeff Zhang 
Partition correspond to one folder under the table folder on HDFS, that
means you only need to scan the partition folder rather than the whole table
folder when you specify the partition in sql.

On Thu, May 12, 2011 at 6:20 PM, Pulkit Agrawal 
pulkit.agra...@ngicorporation.com wrote:

 Hi ,



 Can you please explain what is partitioning in hive?



 I am newbie for hive.



 Thanks in advance.



 Regards,

 Pulkit Agrawal




-- 
Best Regards

Jeff Zhang

Hive partioning

2011-05-12 Thread Pulkit Agrawal 
Hi ,

 

Can you please explain what is partitioning in hive?

 

I am newbie for hive.

 

Thanks in advance.

 

Regards,

Pulkit Agrawal