In this discussion board, you will post your answer to the question. You will also read and respond to other classmate’s postings. This is an excellent way for you to interact with your colleagues and to share your thoughts about the question answer in a critical way.
Discuss/define the data independence concept provided by the three-schema database systems architecture. What are the two types of data independence? Which type is much harder to achieve and why?
Respond to two other classmates’ postings by critically reviewing your classmate’s answer and stating which points you agree or disagree with.