APOTHEM

Since Atlas is a fairly large and complex project, one article was definitely not enough to explore all of its capabilities. Building on the previous article, we will explore classifications and glossary, the REST API, and two more sources of lineage information (Spark and Kafka). Classification Let's start with classification …

Since I have always been interested in (and mainly working with) Semantic Web technologies and knowledge engineering, metadata is a topic I care about quite a lot. "Metadata" means "data about data", which practically speaking may include the format, the source, the purpose, the author, the creation date, and many …

It's a few years now since I've got the "polyglot persistence" bug, first out of interest, then out of necessity. Given the abundance of data models and storage technologies available today, it is crucial to be aware of the strengths and weaknesses of each solution; furthermore, more often than not …

Let's start the blog with Apache Daffodil. Daffodil presents itself as "an open-source implementation of the Data Format Description Language to convert between fixed format data and XML/JSON"; basically, by using Daffodil, one should be able to read data saved into an "obscure" format and convert them into an …