What is a data warehouse? How is it different from a transactional database?
Answer to relevant QuestionsWhy is it not advisable to query data from trans- actional databases for executive decision making the same way you do data warehouses?Increasingly, corporate databases are updated by the corporations’ customers rather than their employees. How so?Organizations whose websites offer visitors some control of how their personal information is collected and used offer one of two options: “opt out” or “opt in.” Explain each term.Big Data is gaining popularity in business organizations. How would the concept of Big Data alter the perspective of what type of data is stored and the challenges it poses? Consider the various sources outlined in the ...What is podcasting, and how is it different from radio broadcasting?
Post your question