Category Archives: Data Model

Reading Nested Objects Modeled with Composite Key from Cassandra

My earlier post was about storing nested objects modeled with composite key in Cassandra. Well, we need to be able to read the data back as objects and that’s the topic for this post. This post will focus on rest … Continue reading

Posted in Big Data, Cassandra, Data Model, NOSQL | Tagged | 2 Comments

Storing Nested Objects in Cassandra with Composite Columns

One of the popular features of MongoDB is the ability to store arbitrarily nested objects and be able to index on any nested field. In this post I will show how to store nested objects in Cassandra using composite columns. … Continue reading

Posted in Big Data, Cassandra, Data Model, NOSQL | Tagged , , , | 18 Comments

Roll out your own BPM with some help from Cassandra (Part 2)

In Part 1 we talked about BPM architecture in ¬†general. My focus in this post will be a data model for our BPM using Cassandra. Well, you might ask why not stick with MySQL that we all love. Why Cassandra … Continue reading

Posted in BPM, Cassandra, Data Model, NOSQL | Tagged , , | 2 Comments