Slowly Changing Dimensions Type 2 in Data Lakes - Tech Chat
Explore the concept of Slowly Changing Dimensions (SCD) Type 2 in this informative tech talk from Databricks. Dive into the application of this popular online analytics processing (OLAP) fundamental within data lakes, focusing on how Delta Lake's reliability has revitalized data warehousing concepts. Learn how Type 2 SCD enables tracking both historical and current data over time, using a climbing eCommerce site's market segmentation as a practical example. Gain insights from Douglas Moore, a Solution Architect with over 25 years of data experience, as he discusses the implementation of SCD Type 2 in modern data architectures. Discover the importance of change data capture, explore data exploration techniques, and understand the differences between bronze and gold data tiers. Witness a live demo showcasing the practical application of these concepts through visualizations and queries.