2.What does the fact that you had to write a query to update the emp_years field tell you about the advisability of maintaining a table column to track the number of years employed? Does it make sense to maintain a table column for this type of information?3.Define and explain Views and their use in the SQL environment? Explain how the use of a view can provide data security and integrity. Explain any drawbacks to using views in a database environment. Need 2 pages for each question with in-text citations and references and make sure no plagiarism
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