What is the difference between a database and a data warehouse?

Question

What is the difference between a database and a data warehouse?

Aren\'t they the same thing, or at least written in the same thing (ie. Oracle RDBMS)?

Answer 1

Database:

Used for Online Transactional Processing (OLTP).

• Transaction-oriented.
• Application oriented.
• Current data.
• Detailed data.
• Scalable data.
• Many Users, Administrators / Operational.
• Execution time: short.

Data Warehouse:

Used for Online Analytical Processing (OLAP).

• Oriented analysis.
• Subject oriented.
• Historical data.
• Aggregated data.
• Static data.
• Not many users, manager.
• Execution time: long.