How do you structure a data 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. All of these components are engineered for speed so that you can get results quickly and analyze data on the fly. Diagram showing the components of a data warehouse.

What are the three steps in building a data warehouse?

In general, building any data warehouse consists of the following steps: Extracting the transactional data from the data sources into a staging area. Transforming the transactional data. Loading the transformed data into a dimensional database.

What are the 5 components of data warehouse?

There are mainly 5 components of Data Warehouse Architecture: 1) Database 2) ETL Tools 3) Meta Data 4) Query Tools 5) DataMarts.

What are the four steps in designing a data warehouse?

Hmm…so let's have a look.1Step1: Dimensional Modeling. First of all I start with a process called Dimensional Modeling. ... 2Step 2: Star Schema Generation. ... 3Step 3: Data Mapping. ... 4Step 4: Build the Cube and Reports. ... 55 thoughts on “A Data Warehouse in 4 steps”