Haven't done it for 5.1 but went smoothly for earlier versions. If you're not using any of the additional features of DSE, it should be OK. Just change any custom replication strategies before migrating and also make sure your yaml options are compatible.
- Migrate from DSE (Datastax) to Apache Cassandra Ioannis Zafiropoulos
- Re: Migrate from DSE (Datastax) to Apache Cassan... kurt greaves
- Re: Migrate from DSE (Datastax) to Apache Cassan... Erick Ramirez
- Re: Migrate from DSE (Datastax) to Apache Ca... Jeff Jirsa
- Re: Migrate from DSE (Datastax) to Apach... Jon Haddad
- Re: Migrate from DSE (Datastax) to A... Ioannis Zafiropoulos
- Re: Migrate from DSE (Datastax)... Felipe Esteves
- Re: Migrate from DSE (Datas... Ioannis Zafiropoulos
- Re: Migrate from DSE (D... Ioannis Zafiropoulos