Data Warehousing
OLAP vs OLTP comparison. Star and snowflake schemas, fact and dimension tables, slowly changing dimensions, and columnar storage in data warehouses.
OLAP vs OLTP comparison. Star and snowflake schemas, fact and dimension tables, slowly changing dimensions, and columnar storage in data warehouses.
A practical learning path for building reliable data pipelines, choosing between batch and stream processing, and designing analytics infrastructure that actually works in production.