On Thu, Jun 17, 2010 at 12:14 AM, tom kersnick <hiveu...@gmail.com> wrote:
> You are not being rude Jeff. This is a request from the client due to ease > of use of Cassandra compared to Hbase. I'm with you on this. They are > looking for apples to apples consistency. Easy migration of data from OLTP > (Cassandra) to their Data Warehouse (Cassandra?). Apparently not. Is it > possible to migrate from Cassandra to Hbase? Any documentation on this > type > of push to Hbase from Cassandra would be helpful. > > Thanks in advance. > > /tom > > > > > > On Wed, Jun 16, 2010 at 5:44 PM, Jeff Hammerbacher <ham...@cloudera.com > >wrote: > > > Hey Tom, > > > > I don't want to be rude, but if you're using Cassandra for your data > > warehouse environment, you're doing it wrong. HBase is the primary focus > > for > > integration with Hive (see > > http://www.cloudera.com/blog/2010/06/integrating-hive-and-hbase/, > > example). Cassandra is a great choice for an OLTP application, but > > certainly > > not for a data warehouse. > > > > Later, > > Jeff > > > > On Wed, Jun 16, 2010 at 3:22 PM, tom kersnick <hiveu...@gmail.com> > wrote: > > > > > Quick question for all of you. Its seems that there is more movement > > using > > > Hive with Hbase rather than Cassandra. Do you see this changing in the > > > near > > > future? I have a client who is interested in using Cassandra due to > the > > > ease of maintenance. They are planning on using Cassandra for both > their > > > data warehouse and OLTP environments. Thoughts? > > > > > > I saw this ticket and I wanted to ask. > > > > > > Thanks in advance. > > > > > > /tom > > > > > > > > > On Mon, May 3, 2010 at 12:42 PM, Edward Capriolo < > edlinuxg...@gmail.com > > > >wrote: > > > > > > > On Thu, Apr 8, 2010 at 1:17 PM, shirish <shirishredd...@gmail.com> > > > wrote: > > > > > > > > > > All, > > > > > > > > > > > > http://code.google.com/soc/. > > > > > > > > > > > > It is an interesting thing that Google offers stipends to get > open > > > > source > > > > > > code written. However, last year I was was interested in a > project > > > that > > > > > did > > > > > > NOT get accepted into GSOC. It was quite deflating to be not > > > > > > accepted/rejected. > > > > > > > > > > > > Money does make the world go around, and if we all had plenty of > > > money > > > > we > > > > > > would all have more time to write open source code :) But on the > > > chance > > > > > > your > > > > > > application does get rejected consider doing it anyway! > > > > > > > > > > > > Edward > > > > > > > > > > > > > > > > Definitely Edward, Thanks for the suggestion :) > > > > > > > > > > shirish > > > > > > > > > > > > > I did not see any cassandra or hive SOC projects.... > > > > > http://socghop.appspot.com/gsoc/program/list_projects/google/gsoc2010. > > > :( > > > > So > > > > if no one is going to pick this cassandra interface up I will pick it > > up > > > > after I close some pending things ....that is two strikes for me and > > > GSOC. > > > > > > > > > > I am currently in the process of writing a cassandra storage handler to match the Hbase one. Ill open a ticket for it. I was looking to tackle it after the Hive Variables ticket I am working on. Edward
