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What is a logical data warehouse?

Definition of Logical Data Warehouse A Logical Data Warehouse (LDW) is an architectural layer that sits on top of the usual data warehouse stores (silos) of persisted data and provides several mechanisms for viewing data without relocating and transforming data ahead of view time.Click to see full answer. In this regard, is datawarehouse dead? The future of data warehousing “Despite declarations by pundits, data warehousing is not dead. Recent surveys show that more than 60% of companies are operating between two and five data warehouses today. Fewer than 10% have only one data warehouse or none at all.Furthermore, what is data mart in data warehousing? A data mart is a structure / access pattern specific to data warehouse environments, used to retrieve client-facing data. The data mart is a subset of the data warehouse and is usually oriented to a specific business line or team. Data warehouses are designed to access large groups of related records. Also question is, are data warehouses still relevant? The Lasting Relevance of the Data Warehouse. Rest assured that the data warehouse is still relevant in this new era—but it is not alone. Once accepted by the mainstream, big data technologies such as Hadoop were picked up by various organizations to solve the most challenging data problems.What is virtual datawarehouse?A virtual warehouse is another term for a data warehouse. It collects and displays business data relating to a specific moment in time, creating a snapshot of the condition of the business at that moment. Virtual warehouses often collect data from a wide variety of sources.

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Reinaldo Massengill

Update: 2024-05-06