I'm with Mike on this one. Just like he said, hierarchical isn't related to the CF question, and it's pretty straightforward in a NoSQL DB.
On 12/30/11 10:18 PM, "Michel Segel" <[email protected]> wrote: >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 >> >
