1 comment on “A Beginner’s Guide to Deploying a Lagom Service Without ConductR”

A Beginner’s Guide to Deploying a Lagom Service Without ConductR


How to deploy a Lagom Service without ConductR? This question has been asked and answered by many, on different forums. For example, take a look at this question on StackOverflow - Lagom without ConductR? Here the user is trying to know whether…

0 comments on “Setting Up Cassandra Cluster Through Ansible”

Setting Up Cassandra Cluster Through Ansible


In this post, we will use Ansible to and set-up an Apache Cassandra database cluster. We will use AWS EC2 instances as the nodes for the cluster. Creating a cluster manually is a tedious task. We have to manually configure…

1 comment on “The curious case of Cassandra Reads”

The curious case of Cassandra Reads


In our previous blog, we discovered how Cassandra handles its write queries. Now it's time to understand how it ensures all the read requests are fulfilled. Let's first have an overall view of Cassandra. Apache Cassandra is a free and…

3 comments on “Cassandra Writes: A Mystery?”

Cassandra Writes: A Mystery?


Apache Cassandra is a free and open-source distributed NoSQL database management system designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure. It is a peer to peer database where…

3 comments on “Persistent Read Side in Lagom”

Persistent Read Side in Lagom


Here in this blog, we will be discussing how we can query the lagom's microservices for retrieving data. I hope you are clear with persistent entity concepts in lagom, if not, you can take a quick overview by going through…

2 comments on “Internal working on Writing and Reading in Cassandra”

Internal working on Writing and Reading in Cassandra


Apache Cassandra is fast, distributed Database which is built for high availability and Linear Scalability with the Predictable Performance, No SPOF, Multi-DC & easy to manage. Cassandra does not follow the master-slave architecture. It uses Peer to Peer technology. Cassandra…

2 comments on “Store Semantic Web Triples into Cassandra”

Store Semantic Web Triples into Cassandra


The semantic web is the next level of  Web Searching where data is more important and it should be well defined. The semantic web is needed for making the web search more intelligent and intuitive to get the user's requirement.…

8 comments on “DATA PERSISTENCE IN LAGOM”

DATA PERSISTENCE IN LAGOM


Are you finding it difficult to understand lagom persistence? Don't worry because help is right here. In this blog, we will learn about lagom’s persistence with the help of a simple application and also discuss its theoretical aspects. Before we…

4 comments on “Simple Things You Can Learn From Cassandra Nodetool (Monitor/Manage) For DC/OS”

Simple Things You Can Learn From Cassandra Nodetool (Monitor/Manage) For DC/OS


Cassandra native tool called nodetool is used for monitoring and managing cassandra cluster for dcos

1 comment on “Cassandra Internals: Writing Process”

Cassandra Internals: Writing Process


What is Apache Cassandra? Apache Cassandra is a massively scalable open source non-relational database that offers continuous availability, linear scale performance, operational simplicity and easy data distribution across multiple data centres and cloud availability zones. Cassandra was originally developed at…