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Data Warehouse vs Data Lake #2: The gatekeeper

Data Warehouse vs Data Lake #2: The gatekeeper
2023-01-12
by Piotr Kononow

Any data can enter into Data Lake. No dress code. It can be out of shape in any state. It doesn't have to keep any standards. It can be dirty. No one cares.

Data warehouses, on the other hand, are very selective about who (what) can enter, in what shape. All visitors need to fit into rigorous standards. The open hours are also scheduled precisely. It's an exclusive club.

Data Warehouse Data Lake
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