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When we design an orchestration to build and populate Data Lake, It is highly recommended to build robust and scalable pipelines for the further possibility of growing & a variety of data, sources, and analytics needs. When we consider data flow in any data analytics need there is a high possibility to increase the number […]

Concept of SCD-2 Slowly Changing Dimension (SCD) SCD Type 1: Overwrites the existing value with the new value and does not retain history. SCD Type 2: Adds a new row for the new value and maintains the existing row for historical(inactive) and reporting purposes. SCD Type 3: Creates a new current value column in the