What are the stages of Datawarehousing?

Question

As known, Database Design & Implementation is a skill rather than a tool; It is a transferable skill that be applied in any DBMS. Many online tutorials out there tend to jump to the tool right away without touching the necessary aspects of databases

1. Are Data warehousing and Business Intelligence tools or transferable skills?

2. What is the best DW/BI tool for beginners?

Answer 1

There are four stages of Datawarehousing:

1. Offline Operational Database
2. Offline Data Warehouse
3. Real Time Datawarehouse
4. Integrated Datawarehouse