As I have started playing a little bit with ElasticSearch and Kibana locally, obviously via Docker. Feel free to find below how to start play with it as well.

In early December 2020, I had a pleasure to take part of Workshop organized by Kx about Kdb+ which is a column-based relational time-series database.

If you would like to figure out week number in the month of your business date by using JodaTime in Java, please check below code snippet