This is the final newsletter of 2025. Highlights this week include: Microsoft and NASA apply AI agents to key hydrology data, deepening our understanding of Earth — NASA and Microsoft are using AI agents powered by Azure OpenAI to make complex hydrology datasets accessible through natural language queries, helping address water scarcity, flooding, and agricultural planning challenges. From Simple Prompts to Complex Insights: AI Expands the Boundaries of Data Transformation (Preview) — Dataflow Gen2 in Microsoft Fabric introduces AI Prompt, enabling teams to apply AI-powered transformations like summarization, classification, and sentiment analysis using simple natural language prompts. Microsoft Fabric IQ Puts Ontology Back on the Map — and Back in the Confusion — An analysis of how Microsoft Fabric IQ is reintroducing ontology-based approaches to data modeling, exploring both the potential benefits and the complexity this brings to enterprise data management. 2025 Year in Review: What's new across SQL Server, Azure SQL and SQL database in Fabric — A comprehensive recap of 2025's SQL announcements including SQL Server 2025 GA, new vector and JSON data types, Azure SQL improvements, migration tools, and SQL database in Microsoft Fabric reaching general availability.