Faisal R. WattooSCD(Slowly Changing Dimensions) and Its TypesSlowly Changing Dimensions (SCD) are crucial in data warehousing for maintaining accurate and historical data. The fundamental goal of SCDs…May 26May 26
Faisal R. WattooStar Schema Vs Snowflake SchemaStar Schema: It’s a database organization method where the main table, called the “fact table,” is connected to several smaller tables…Mar 16Mar 16
Faisal R. WattooOLTP VS OLAP: Data in Action vs Data in AnalysisUnderstanding OLTP (handling daily transactions) and OLAP (analyzing data) is key for data engineers. This helps them build fast and smart…Mar 6Mar 6
Faisal R. Wattoo“2024 Data Engineering Mastery: Your Essential Guide”In the digital age, data is the lifeblood of decision-making and innovation. It is the invisible currency that powers the engines of modern…Mar 1Mar 1