Category Archives: Cassandra

Data modeling in Cassandra


Role of Partitioning & Clustering Keys in Cassandra Primary and Clustering Keys should be one of the very first things you learn about when modeling Cassandra data.  With this post I will cover what the different types of Primary Keys … Continue reading

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Getting Started with Apache Cassandra


Why Apache Cassandra? Apache Cassandra is a free, open source, distributed data storage system that differs sharply from relational database management systems. Cassandra has become so popular because of its outstanding technical features. It is durable, seamlessly scalable, and tuneably … Continue reading

Posted in Cassandra, Scala | Tagged , , , , , , , | 7 Comments

Integrating Play app with Lagom application


What is Lagom? Simply put, it is a microservices tool. Lagom is a microservices framework that guides developers in moving from monolithic to a scalable, resilient microservice based systems. It is a platform delivering you not only the microservice framework … Continue reading

Posted in Cassandra, integration, knoldus, Scala | Tagged , , , , , , , | 3 Comments

Spark Cassandra Connector On Spark-Shell


Using Spark-Cassandra-Connector on Spark Shell Hi All , In this blog we will see how we can execute our spark code on spark shell using Cassandra . This is very efficient at testing or learning time , where we have … Continue reading

Posted in apache spark, big data, Cassandra, Scala, Spark | 2 Comments

Event Sourcing with Eventuate


Hi all, Knoldus had organized an hours session on 3rd February 2017 at 4:00 PM. Topic was Event Sourcing with Eventuate. Many enthusiasts  joined and learned from the session. I am  sharing the slides of the session here. Please let me know … Continue reading

Posted in akka-http, Cassandra, Scala | Tagged , | 2 Comments

Blending Cucumber, Cassandra and Akka-Http


Folks, Knoldus has always pioneered the deep diving into the best ways to use cutting edge technologies. In the past few days, one of our team carried this deed by integrating Cucumber with Akka-Http, Cassandra and of course, Scala. In … Continue reading

Posted in Akka, akka-http, Cassandra, Cucumber, database, knoldus, sbt, Scala, scalatest, Test, testing, tests | Tagged | 6 Comments

Transaction Management in Cassandra


As we are all from the Sql Background and its been ages SQL rules the market , so transaction are something favorite to us . While Cassandra does not support ACID (transaction) properties but it gives you the ‘AID’ among … Continue reading

Posted in big data, Cassandra, NoSql, Scala | 4 Comments

Twitter’s tweets analysis using Lambda Architecture


Hello Folks, In this blog i will explain  twitter’s tweets analysis with lambda architecture. So first we need to understand  what is lambda architecture,about its component and usage. According to Wikipedia, Lambda architecture is a data processing architecture designed to handle … Continue reading

Posted in Akka, akka-http, Apache Kafka, apache spark, Architecture, Batch, big data, Cassandra, Scala, Spark, Streaming | 6 Comments

Cassandra Tips And Techniques


Tips and Techniques to Load Data in Cassandra Using Java – Driver .
To Implement Pagination Concepts in various Scenarios in Cassandra Continue reading

Posted in big data, Cassandra, NoSql, Scala | 1 Comment

Short Interview With SMACK Tech Stack !!!


Hello guy’s, today’s we conduct short interview with SMACK about its architecture and there uses. Let’s start with of some introduction. Interviewer: How would you describe your self ? SMACK: I am SMACK (Spark, Mesos, Akka, Cassandra and Kafka) and … Continue reading

Posted in Akka, Apache Kafka, apache spark, big data, Cassandra, Scala, Spark | Tagged , , , , , , , , , , , , | Leave a comment