Datamart in Power BI: This new self-service capability is in Power BI Premium and is meant to help users to discover insights in their own data sets. Microsoft is describing Datamart in Power BI as bringing “turnkey data warehousing to millions of Power BI users” in a way they won’t have to rely on IT. This is in preview as of today. During the kick-off Build keynote, CEO Satya Nadella told developers attending virtually that data is their “most important app consideration.” He added that “analytics will become a critical part of the app experience” and cited e-commerce as the best example of why this new level of integration is needed.