Anonymous
Anonymous Asked in Cars &Transportation · 2 weeks ago

What is the data warehouse called?

Contents
  1. What are the types of data warehouse?
  2. What is considered a data warehouse?
  3. What is ETL in data warehouse?
  4. Who defined the data warehouse term?
In computing, a data warehouse (DW or DWH), also known as an enterprise data warehouse (EDW), is a system used for reporting and data analysis and is considered a core component of business intelligence. DWs are central repositories of integrated data from one or more disparate sources.


What are the types of data warehouse?

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.Data Warehouse - Overview, History, Types, How It Works

What is considered a data warehouse?

Data Warehouse Defined A data warehouse is a type of data management system that is designed to enable and support business intelligence (BI) activities, especially analytics. Data warehouses are solely intended to perform queries and analysis and often contain large amounts of historical data.

What is ETL in data warehouse?

The process of extracting data from source systems and bringing it into the data warehouse is commonly called ETL, which stands for extraction, transformation, and loading. Note that ETL refers to a broad process, and not three well-defined steps.

Who defined the data warehouse term?

The concept of the data warehouse was introduced by two IBM researchers in 1988.

Related Questions

Relevance
Write us your question, the answer will be received in 24 hours