Delete files before 1st of previous month.
|Data Warehouse||Data Lake|
|Data type||Only structured data||AUnstructured or raw|
|User||Business user||Data professionals|
|Data Processing||Extract, Transform, Load||Extract, Load, Transform|
|Application||Business Report/Record||AI/ML, Data science|
|Accessibility||More complicated and costly to make changes||Highly accessible and quick to update|
|Storage||Only required data is kept||Can keep any data|