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From 梁景明 <futur...@gmail.com>
Subject Re: about index in HBase
Date Tue, 17 Nov 2009 03:45:59 GMT
u can build it on top of solr as i do , hbase just give the mapdata

2009/11/12 Ryan Rawson <ryanobjc@gmail.com>

> The HFile "index" is an implementation detail, it doesnt affect how
> the top level API presents itself. At the highest level HBase provides
> an API that lets you store sorted order keys, and then seek to a
> random one and start scanning, or just get one row.  With those
> semantics, building a business logic index on that is trivial.
>
>
>
> On Wed, Nov 11, 2009 at 11:45 PM, jdh <tianqiu_527@yahoo.com.cn> wrote:
> >
> > Hi all !
> > The Bigtable paper related little to index. I only know hfile is similar
> to
> > mapfile in hadoop, and there are two files in mapfile: data and index.
> But
> > still I have no idea about how the index is implemented in hbase. Can
> > somebody give me any advice?
> > Thanks!
> > Regards!
> > yan
> > --
> > View this message in context:
> http://old.nabble.com/about-index-in-HBase-tp26314679p26314679.html
> > Sent from the HBase User mailing list archive at Nabble.com.
> >
> >
>

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