Sorry, but you misunderstand. Implementing a hierarchical model in any NoSQL database is trivial.
Sent from a remote device. Please excuse any typos... Mike Segel On Dec 30, 2011, at 9:01 PM, Imran M Yousuf <[email protected]> wrote: > Hi Michael, > > I totally agree. Thats what we tried to implement in Smart CMS making > it easy for clients to retrieve and persist data with more added > facility. BTW, I forgot to mention that Smart CMS persists data in > HBase. > > Regards, > > Imran > > On Sat, Dec 31, 2011 at 8:56 AM, Michael Segel > <[email protected]> wrote: >> Hierarchical data doesn't necessarily has anything to do w column families. >> You can do a hierarchical model in a single column family. >> It's pretty straight forward. >> >> Sent from my iPhone >> >> On Dec 30, 2011, at 6:34 PM, "Imran M Yousuf" <[email protected]> wrote: >> >>> Hi, >>> >>> Rather than addressing the issue of how many column family may be used and >>> query performance on them, I would like to address the problem of >>> hierarchical data. >>> >>> We were facing an issue of storing hierarchical data in one of our >>> applications and for solving that, and many other features, we turned >>> developed Smart CMS - smart-cms.org If it sounds interesting to your >>> problem let me know, we can then collaborate in more details. >>> >>> Thank you, >>> >>> Imran >>> >>> On 28 Dec 2011 13:55, "Mohammad Tariq" <[email protected]> wrote: >>> >>> Hello all, >>> >>> Having less no. of column families is advisable. It is feasible to >>> have 2 or 3 sub column families within a single column family???I >>> want to store xml data in Hbase and I have sub tags that may go down >>> to 2 or 3 levels. >>> >>> Regards, >>> Mohammad Tariq > > > > -- > Imran M Yousuf > Entrepreneur & CEO > Smart IT Engineering Ltd. > Dhaka, Bangladesh > Twitter: @imyousuf - http://twitter.com/imyousuf > Blog: http://imyousuf-tech.blogs.smartitengineering.com/ > Mobile: +880-1711402557 >
