What I learned as a DataStax Cassandra MVP

May 2nd, 2016

Jeff Jirsa, Sr. Systems Engineer, CrowdStrike
Currently a Sr. Systems Engineer at Crowdstrike, Jeff has been running Cassandra clusters in production since 0.6. His current focus is managing clusters that power Crowdstrike's cloud platform, tracking hostile adversaries by correlating billions of endpoint events.

The DataStax Cassandra MVP Program recognizes key individuals who have gone above and beyond to share their knowledge and expertise to help the Cassandra community learn about the massively scalable NoSQL database.The MVP Program provides these selected individuals with the opportunity to write articles and white papers, speak with press, analysts and industry thought-leaders, to present both online in web Read More..

This Week In Cassandra: Tales From the Field Part 2 – Carlos Rolo Edition 4/29/2016

April 29th, 2016

Welcome to the another week of This Week in Cassandra! Cassandra is a distributed database offering linear scalability and high availability. In this post we’ll take a look at projects, blogs, events, jobs and JIRAs that are new to the Cassandra community. We’ll be discussing this post with Carlos Rolo, Consultant at Pythian. For those of you interested, you can download the audio from SoundCloud here.
  Read More..

One (Token) Ring to Rule Them All

April 25th, 2016

Luke Tillman, Technical Evangelist, DataStax
Luke is a Technical Evangelist for Apache Cassandra at DataStax. He's spent most of the last 15 years writing code for web applications built on relational databases both large and small. Most recently, before living the glamorous life of an Evangelist at DataStax, he worked as a software engineer at Hobsons on systems used by hundreds of colleges and universities across the U.S. and the World.

For newcomers to Cassandra, all the terminology can be a little overwhelming at first. If you have experience with relational databases, some concepts like a “Row” or a “Primary Key” will be familiar. But other terms that seem straightforward can often be a little confusing, especially when paired with some of the visuals you see when learning about Cassandra.

For example, take a look at Read More..

This Week in Cassandra: Testing Cassandra with Jepsen 4/22/2016

April 22nd, 2016

Welcome to the another week of This Week in Cassandra! Cassandra is a distributed database offering linear scalability and high availability. In this post we’ll take a look at projects, blogs, events, jobs and JIRAs that are new to the Cassandra community. We’ll be discussing this post with Joel Knighton, Developer at DataStax. For those of you interested, you can download the audio from SoundCloud here.
&nbs Read More..

Cassandra Native Secondary Index Deep Dive

April 18th, 2016

Duy Hai Doan, Apache Cassandra Evangelist, DataStax
DuyHai Doan is an Apache Cassandra Evangelist at DataStax. He spends his time between technical presentations/meetups on Cassandra, coding on open source projects to support the community and helping all companies using Cassandra to make their project successful. Previously he was working as a freelance Java/Cassandra consultant.

The native secondary index is the less known and most misused feature of Cassandra.

In this article we’ll explain thoroughly the technical implementation of native secondary index
to highlight best use-cases and the worst anti-patterns.


A General architecture

Let’s say that we have the following users table:

1 2 3 161