Apache Spark is a tool that we have already discussed in different articles of our blog. At Damavis, in addition to using it in many of our projects, we consider Spark to be the Swiss army knife when it comes…
Cancellations are among the most frustrating (and costly) irritations in the hotel business. Rooms that are blocked for guests who don’t show up result in lost revenue and ruin forecasts. What if hotels could predict, with a fair degree of…
We will now delve into a subject that, although it may seem basic, sometimes gives development teams a lot of headaches. We will analyse some of the most popular branching strategies in GitHub and we will put each of them…
Recently, Airflow version 3.0.0 was officially released, and with it comes several new features in the implemented functionalities and the graphical interface. In this post, we will discuss the most interesting changes. DAGs versioning One of the new features of…
Apache NiFi is a technology with great potential for working with large volumes of data from different sources. It performs data extraction, transformation and loading in an efficient and scalable way, which makes it a complete tool that covers the…
The duo of Prometheus and Grafana is widely used in modern architectures due to the great interplay between the two tools. On the one hand, Prometheus is responsible for collecting and storing metrics in the form of time-series and then…
Docker is a technology that has revolutionised the world of development and system administration. This open source platform has become a standard for the creation, deployment and execution of applications, facilitating their operation in any environment in a fast, lightweight…
Testing is a process that is always necessary to ensure that the behavior we expect from an application is also the actual behavior. Without proper testing, uploading a change can cause some uncertainty, as it is difficult to confirm that…
In previous articles of our blog, we have reviewed the New features and improvements of DBT 1.9 and some of the key concepts of DBT: models, snapshots and materialisations. On this occasion, we will see a practical example consisting of…
A Revenue Management System (RMS) is a platform designed to manage prices in an agile and dynamic way. The ultimate goal is to facilitate the implementation of pricing policies aligned with the company’s strategy. The integration of this type of…