Udemy - Data Warehouse - The Ultimate Guide ⚡

Lena’s first lecture hit him like a bucket of cold water. "You do not have a data problem," she said. "You have a schema problem. You are trying to serve a gourmet meal from a garbage disposal."

Every Monday morning, the CEO would ask the same question: "Show me the lifetime value of a customer who buys a blue sweater after seeing a TikTok ad." udemy - data warehouse - the ultimate guide

It would take Arjun’s team of five data engineers three days to answer that. By Thursday, the answer was already wrong, because new data had arrived. The spreadsheet they manually stitched together was a house of cards. They called it "Report Frankenstein." Lena’s first lecture hit him like a bucket of cold water