What are the types of data warehouse?

Question

The three main types of data warehouses are enterprise data warehouse (EDW), operational data store (ODS), and data mart. Enterprise Data Warehouse (EDW) An enterprise data warehouse (EDW) is a centralized warehouse that provides decision support services across the enterprise. . Operational Data Store (ODS) . Data Mart.

What are the three data warehouse models?

5 Data Warehouse Models: Enterprise Warehouse, Data Mart, and Virtual Warehouse. From the architecture point of view, there are three data warehouse models: the enterprise warehouse, the data mart, and the virtual warehouse.

What are the 4 key components of a data warehouse?

A typical data warehouse has four main components: a central database, ETL (extract, transform, load) tools, metadata, and access tools.

How many types of data warehouse models are there?

In a traditional architecture there are three common data warehouse models: virtual warehouse, data mart, and enterprise data warehouse: A virtual data warehouse is a set of separate databases, which can be queried together, so a user can effectively access all the data as if it was stored in one data warehouse.

What are the 5 components of data warehouse?

There are five components used for the set-up consisting of Database server, ETL tools, Meta Data, Query tools, and Data mart.

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