this covers understanding nosql databases and why they're used today identifying the differences between nosql and relational databases defining the acid principle and how it relates to the nosql base principle learning why the cap theorem is important for multi-node database setup applying the data science process to project with the nosql database elasticsearch this is divided into two partsa theoretical start and practical finish in the first part of this we'll look into nosql databases in general and answer these questionswhy do they existwhy not until recentlywhat types are there and why should you carein part two we'll tackle real-life problem--disease diagnostics and profiling--using freely available datapythonand nosql database