Top "Cassandra-2.0" questions

Cassandra 2.0 is a NoSQL database sponsored by Apache.

Nested query not working in Cassandra

USE users_tracking; SELECT user_name FROM visits where port_name IN (SELECT port_name FROM ports where location = 'NY' )//…

cassandra cassandra-2.0 nosql
Unable to run nodetool on remote and local server in cassandra

nodetool -h <ipaddress> -p 7199 status Error connecting to remote Jmx agent! java.rmi.NoSuchObectException: no such object in …

cassandra cassandra-2.0 datastax-enterprise datastax nodetool
How to set up Cassandra client-to-node encryption with the DataStax Java driver?

I've set up node-to-node encryption on my Cassandra cluster. Now I want to set up client-to-node. According to this documentation, …

ssl cassandra cassandra-2.0 datastax-java-driver jsse
UPDATE Cassandra table using spark cassandra connector

I'm facing an issue with spark cassandra connector on scala while updating a table in my keyspace Here is my …

scala apache-spark cassandra-2.0 apache-spark-sql spark-cassandra-connector
Data Versioning in Cassandra with CQL3

I am quite a n00b in Cassandra (I'm mainly from an RDBMS background with some NoSQL here and there, …

cassandra cassandra-2.0
Why Apache Cassandra writes are so slow compared to MongoDB, Redis & MySql

I recently started trying out some noSQL prototypes for a customer. They got a real-time application which does lots of …

mongodb cassandra cassandra-2.0 nosql
Cassandra TTL gets set to 0 on primary key if no TTL is specified on an update, but if it is, the TTL on the primary key does not change

This behavior in Cassandra seems counter-intuitive and I want to know why this is happening, and possibly work around this. …

cassandra cql cassandra-2.0 cql3 ttl
How to DROP tables or column families in cassandra 2.0.5?

I am trying to drop a table/column family from my database but I am unable to do it. I …

cassandra cql cassandra-2.0
Cassandra control SSTable size

Is there a way I could control max size of a SSTable, for example 100 MB so that when there is …

cassandra cassandra-2.0