Back in December 2015, I had the opportunity to participate in the Data Vault 2.0 Certification Training in Stockholm. It was an intensive and rewarding program that combined self-paced online learning with a hands-on, team-based classroom experience. The training was designed in two parts: Online preparation: Two weeks before the classroom sessions began, participants received access to online, on-demand lessons. These materials provided a 24/7 refresher on Data Vault concepts and ensured everyone arrived with...