In my previous article, I have introduced one of the geospatial capabilities of Elasticsearch. In this article, we continue with geo-distance analysis and geo-coverage in the area of Health in Switzerland.

The Elastic Stack is an open source foundation that offers data solutions from any source and any format. Digitalisation is just the start of exciting data exploration. We start our journey with geospatial information.

This is a guest article of Robert Anderson. He is a student who is curious and got the chance to experience our culture and people.

Integrating external services into an application is often challenging. Instead of doing the testing manually, the setup could be tested also automated. In case you are using Spring Boot, for a couple of services there exist an integration. This blog post will show how you can setup your Kafka tests to use an embedded Kafka server.

Storing dates in databases was traditionally done with java.sql.Date and java.sql.Timestamp. Since we would like to write modern applications, with Java 8 or 11, it is preferable to use an OffsetDateTime or a LocalDateTime. Spring Data JPA, for example, is mapping those fields automatically to the correct database field. There are still some challenges in combination with PostgreSQL.