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From "Puri, Aseem" <Aseem.P...@Honeywell.com>
Subject RE: How is Hbase column oriented ?
Date Thu, 02 Apr 2009 07:26:36 GMT
	A column-oriented stores its content by column rather than by
row. Ih HBase every column family has its own HStore which further store
data on mapfiles on HDFS.

Hope it helps!!!

Aseem Puri

-----Original Message-----
From: Ryan Rawson [mailto:ryanobjc@gmail.com] 
Sent: Thursday, April 02, 2009 12:18 PM
To: hbase-user@hadoop.apache.org
Subject: Re: How is Hbase column oriented ?


The hbase wiki has some good docs, you can start with:

Also don't forget to read the bigtable paper:

Good luck!

2009/4/1 yamada hiroyuki <yamahiroyu_y@yahoo.co.jp>

> Hello,
> I'm currently studying Hbase/BigTable .
> I kind of understand their conceptual data structure, but
> I don't get how it's physically implemented, especially
> how it's column oriented.
> I referenced BigTable paper and Hbase wiki, but
> none of them describe it.
> (it's just saying column oriented, I think.)
> Does anyone teach me how it's implemented ?
> (or you could guide me any pages describing it .)
> Thanks,
> Hiro

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