Top "Cassandra" questions

Apache Cassandra is a highly scalable, eventually consistent, distributed, structured row/column store.

Can't connect to cassandra node from different host

I have a cassandra node at a machine. When I access cqlsh from the same machne it works properly. But …

cassandra datastax cqlsh network-interface
Cassandra seed nodes and clients connecting to nodes

I'm a little confused about Cassandra seed nodes and how clients are meant to connect to the cluster. I can't …

cassandra
Executing CQL through Shell Script?

I am trying to execute the CQL commands from shell script. I am able to connect to the cqlsh (CQL …

cassandra cql cassandra-2.0 cqlsh
Apache Cassandra remote access

I have installed Apache Cassandra on the remote Ubuntu server. How to allow remote access for an Apache Cassandra database? …

cassandra remote-access
Write timeout thrown by cassandra datastax driver

While doing a bulk load of data, incrementing counters based on log data, I am encountering a timeout exception. Im …

java cassandra datastax
Large scale data processing Hbase vs Cassandra

I am nearly landed at Cassandra after my research on large scale data storage solutions. But its generally said that …

nosql hadoop cassandra hbase data-processing
How Can I Search for Records That Have A Null/Empty Field Using CQL?

How can I write a query to find all records in a table that have a null/empty field? I …

cassandra cql
cassandra - Saved cluster name Test Cluster != configured name

How am I supposed to bot a new Cassandra node when I get this error? INFO [SSTableBatchOpen:1] 2014-02-25 01:51:17,132 SSTableReader.…

cassandra
Cassandra: Generate a unique ID?

I'm working on a distributed data base. I'm trying to generate a unique ID that will serve as a column …

cassandra uuid cql cql3
How to multi insert rows in cassandra

What is the most efficient way of inserting multiple rows in cassandra column family. Is it possible to do this …

insert cassandra batch-insert