How databases, data warehouses, and big data contribute to Business Intelligence. Find a recent article (within the last few years) from the internet, a business journal, or any other media you have come across. You can use a company you work in should you have specific information to share; however, you must find a similar article to support your statement.

To their competitive advantage, you should find a business or industry using a database/data warehouse or big data.

1. What are a database, data warehouse, and big data?
2. Please explain how the business operated without the current data technology and how it has changed (how they are currently using it).
3. What obstacles were encountered during this transformation?
4. Do you feel they made the right decision? Please answer the above questions and not merely summarize an article.