Thanks for the info. That link you referred me to was great!! Thanks again :)
Ed 2011/3/8 Suraj Varma <[email protected]> > In the standalone mode, HBase uses the local file system as its storage. In > pseudo-distributed and fully-distributed modes, HBase uses HDFS as the > storage. > See http://hbase.apache.org/notsoquick.html for more details on the > different modes. > > For details on storage, see > http://www.larsgeorge.com/2009/10/hbase-architecture-101-storage.html > --Suraj > > On Mon, Mar 7, 2011 at 9:42 PM, edward choi <[email protected]> wrote: > > > Sorry for this totally newbie question. > > > > I'm just wondering if HBase uses HDFS space. > > > > I read it in the reference book that HBase table size increases > > automatically as the table entry increases. > > So I am guessing that HBase manages a separate storage other than HDFS. > > (But > > then why does HBase operate on top of HDFS? Truly confusing...) > > > > If HBase doesn't use HDFS space, I can designate only a single machine to > > be > > a HDFS slave, and assign bunch of other machines to be HBase slaves. > > But if HBase does use HDFS space, I'd have balance the ratio of HDFS and > > HBase within my machines. > > > > Could anyone give me a clear heads up? > > > > Ed > > >
