Cassandra data model for simple messaging app

Question

I am trying to learn Cassandra and always find the best way is to start with creating a very simple and small application. Hence I am creating a basic messaging application whic

Answer 1

For cassandra or noSQL data modelling beginners, there is a process involved in data modelling your application, like

1- Understand your data, design a concept diagram
2- List all your quires in detail
3- Map your queries using defined rules and patterns, best suitable for cassandra
4- Create a logical design, table with fields derived from queries
5- Now create a schema and test its acceptance.

if we model it well, then it is easy to handle issues such as new complex queries, data over loading, data consistency setc.

After taking this free online data modelling training, you will get more clarity

https://academy.datastax.com/courses/ds220-data-modeling

Good Luck!