Data Modelling Explained: Star Schemas That Don't Break | From Excel to Product (Ep. 3)

Most data models fall apart the moment real questions hit them. Here's how to model data for humans — so it lasts. Get your data model right: https://concepttocloud.com Episode 3 of "From Excel to Product." The data's clean — now we design a model analysts and tools can actually use: - Why flat spreadsheets don't scale to real questions - Facts vs dimensions, explained simply - Designing a star schema over the pharma dataset - Fixing data types to save memory and pain Chapters: 0:00 Fixing the fact table types 5:09 Keys & dimensions 10:16 Scale without big data Saiku (open source): https://github.com/spiculedata/saiku Concept To Cloud builds critical systems for missions that can't afford to fail — MVPs, legacy modernisation, cloud, data and AI infrastructure. Ex-NASA engineers. Start a project: https://concepttocloud.com #datamodelling #starschema #analytics #dataengineering #BI