Thanks Alex. So How do I copy SSTables from 1.0 to 2.0? (Same SSTableLoader or any other approach?) Also since I've multi-node cluster - I'll have to do this on every single node - is there any tool or better way to execute this just from a single node?
*Thanks & Regards,* *Ankit Gadhiya* On Tue, Oct 29, 2019 at 11:16 AM Alex Ott <alex...@gmail.com> wrote: > You can create all tables in new keyspace, copy SSTables from 1.0 to 2.0 > tables & use nodetool refresh on tables in KS 2.0 to say Cassandra about > them. > > On Tue, Oct 29, 2019 at 4:10 PM Ankit Gadhiya <ankitgadh...@gmail.com> > wrote: > >> Hello Folks, >> >> Greetings!. >> >> I've a requirement in my project to setup Blue-Green deployment for >> Cassandra. E.x. Say My current active schema (application pointing to) is >> Keyspace V1.0 and for my next release I want to setup Keysapce 2.0 (with >> some structural changes) and all testing/validation would happen on it and >> once successful , App would switch connection to keyspace 2.0 - This would >> be generic release deployment for our project. >> >> One of the approach we thought of would be to Create keyspace 2.0 as >> clone from Keyspace 1.0 including data using sstableloader but this would >> be time consuming, also being a multi-node cluster (6+6 in each DC) - it >> wouldn't be very feasible to do this manually on all the nodes for multiple >> tables part of that keyspace. Was wondering if we have any other creative >> way to suffice this requirement. >> >> Appreciate your time on this. >> >> >> *Thanks & Regards,* >> *Ankit Gadhiya* >> >> > > -- > With best wishes, Alex Ott > http://alexott.net/ > Twitter: alexott_en (English), alexott (Russian) >
