Tag Archives: Cassandra

Building Microservices Based Enterprise Applications in Java Using Lagom – Part I


As we know, now days, most of the enterprise applications design as a “Microservices Architecture” because of scalability, sharding, loosely-coupling and many others reasons are there. On the other hand  JavaEE help us for building an Enterprise Applications. As we … Continue reading

Posted in Akka, Java, Microservices, Scala | Tagged , , , , , , , , , , | 2 Comments

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

Cassandra Counter Column And Table


Blog Describes the usage of counter column and table in Cassandra . Continue reading

Posted in big data, Cassandra, NoSql, Scala | Tagged , , , , | 5 Comments

Cassandra Data Modeling – Primary , Clustering , Partition , Compound Keys


In this post we are going to discuss more about different keys available in Cassandra . Primary key concept in Cassandra is different from Relational databases. Therefore it is worth spending time to understand this concept. Lets take an example … Continue reading

Posted in Best Practices, big data, Cassandra, database, NoSql, Scala | Tagged , , , , , , | 4 Comments

Cassandra with Spark 2.0 : Building Rest API !


In this tutorial , we will be demonstrating how to make a REST service in Spark using Akka-http as a side-kick  😉  and Cassandra as the data store. We have seen the power of Spark earlier and when it is … Continue reading

Posted in Akka, akka-http, apache spark, Cassandra, Scala, scalatest, Spark | Tagged , , , , , , , , , , , , , | 2 Comments

TITAN DB SETUP WITH CASSANDRA


TITAN DB SETUP WITH CASSANDRA CONNECT AND CONFIGURATION OF TITAN-DB WITH CASSANDRA:- Step 1: Download Cassandra Version: apache-cassandra-3.5 . Downlaod TitanDB Version: titan-1.0.0-hadoop1. Step 2 : Extract both downloads ,say in :- /var/lib/cassandra and /var/lib/titan respectively. Step 3: Configure cassandra: If … Continue reading

Posted in Cassandra, Scala, TitanDb | Tagged , , , | 5 Comments

How to setup Cassandra Phantom driver for Scala


Phantom is a high performance Scala DSL for Apache Cassandra and now the leading tool for integrating Cassandra in the Scala Eco-system. So, if you are planning on using Cassandra with Scala, phantom is the weapon of choice. It has … Continue reading

Posted in Cassandra, Scala | Tagged , , , , , | 5 Comments

Apache spark + cassandra: Basic steps to install and configure cassandra and use it with apache spark with example


To build an application using apache spark and cassandra you can use the datastax spark-cassandra-connector to communicate with spark. Before we are going to communicate with spark using connector we should know how to configure cassandra. So following are prerequisite … Continue reading

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

A simple CRUD application in Play! Framework using Kundera and Cassandra as a Database.


playing-kundera-cassandra: This is a classic CRUD application, backed by Play 2.3.0, Kundera & Cassandra. It demonstrates: Accessing a Cassandra database, using Kundera. Achieving, Futures to use more idiomatic error handling. Accessing JS & CSS libraries by WebJars. Bootswatch-United with Twitter Bootstrap … Continue reading

Posted in Akka, Architecture, Bootstrap, Cassandra, CSS, Future, JavaScript, jQuery, Kundera, Non-Blocking, Play Framework, Reactive, Scala, Web | Tagged , , , , , , , , , | 5 Comments