Re: Cassandra cross dc replication row isolationCassandra cross dc replication row isolation

2019-05-08 Thread Alexey Knyshev
Hi, thanks for your answers! > Are you asking if writes are atomic at the partition level? If so yes. If you have N columns in a simple k/v schema, and you send a write with X/N of those columns set, all X will be updated at the same time wherever that writes goes. Even for cross dc replication?

Re: Cassandra cross dc replication row isolationCassandra cross dc replication row isolation

2019-05-08 Thread Alexey Knyshev
Hi, thanks for your answers! > Are you asking if writes are atomic at the partition level? If so yes. If you have N columns in a simple k/v schema, and you send a write with X/N of those columns set, all X will be updated at the same time wherever that writes goes. Even for cross dc replication?

GraalVM

2019-05-08 Thread Chris Hane
Has anyone worked with graalvm to include a cql driver in the native-image build? Looking to see if it is possible or known to not be possible? Thanks, Chris

What is the safest way to enable authorization?

2019-05-08 Thread Laxmikant Upadhyay
Let's say I have a 3 node cluster on 3.11.4 on which authentication is enabled but authorization is disabled. It has one non-super login user 'user1' and default super user 'cassandra' In cassandra.yaml authenticator: PasswordAuthenticator authorizer: AllowAllAuthorizer So to enable authorization

Re: What is the safest way to enable authorization?

2019-05-08 Thread Devaki, Srinivas
Hi, before changing the configuration from `AllowAllAuthorizer` to `CassandraAuthorizer`, you need to grant enough permissions to the user that allow all the accessed tables by that user. I think that should fix the problem. Thanks On Thu, May 9, 2019 at 12:02 PM Laxmikant Upadhyay wrote: > Le