What are the three major areas in the data warehouse?

What are the three major components of data warehousing?

What are the 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. All of these components are engineered for speed so that you can get results quickly and analyze data on the fly.

What are the three data warehouse models?

From the architecture point of view, there are three data warehouse models: the enterprise warehouse, the data mart, and the virtual warehouse. Enterprise warehouse: An enterprise warehouse collects all of the information about subjects spanning the entire organization.

What are the 3 tiers in data warehousing architecture?

The Three-Tier Data Warehouse Architecture is the commonly used Data Warehouse design in order to build a Data Warehouse by including the required Data Warehouse Schema Model, the required OLAP server type, and the required front-end tools for Reporting or Analysis purposes, which as the name suggests contains three ...

What are the three main type of data warehousing and explain what its all about?

Three main types of Data warehouses are Enterprise Data Warehouse (EDW), Operational Data Store, and Data Mart. General state of a datawarehouse are Offline Operational Database, Offline Data Warehouse, Real time Data Warehouse and Integrated Data Warehouse.