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
