"orthogonal" means "go to the opposite direction, but without going back". Including "transaction" in Cassandra needs to turn 90 degrees the design of Cassandra.
Kind regards, Benoit. 2010/4/24 dir dir <sikerasa...@gmail.com>: >>Transactions are orthogonal to the design of Cassandra > > Sorry, Would you want to tell me what is an orthogonal mean in this > context?? > honestly I do not understand what is it. > > Thank you. > > > On Thu, Apr 22, 2010 at 9:14 PM, Miguel Verde <miguelitov...@gmail.com> > wrote: >> >> No, as far as I know no one is working on transaction support in >> Cassandra. Transactions are orthogonal to the design of Cassandra[1][2], >> although a system could be designed incorporating Cassandra and other >> elements a la Google's MegaStore[3] to support transactions. Google uses >> Paxos, one might be able to use Zookeeper[4] to design such a system, but it >> would be a daunting task. >> >> [1] http://www.julianbrowne.com/article/viewer/brewers-cap-theorem >> [2] http://www.allthingsdistributed.com/2008/12/eventually_consistent.html >> [3] http://perspectives.mvdirona.com/2008/07/10/GoogleMegastore.aspx >> [4] http://hadoop.apache.org/zookeeper/ >> >> On Thu, Apr 22, 2010 at 2:56 AM, Jeff Zhang <zjf...@gmail.com> wrote: >>> >>> Hi all, >>> >>> I need transaction support on cassandra, so wondering is anybody work on >>> it ? >>> >>> >>> -- >>> Best Regards >>> >>> Jeff Zhang >> > >
