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1. Identify and discuss the serious data redundancy problems exhibited by the file structure shown in Figure.
2. Looking at the EMP_NAME and EMP_PHONE contents in Figure, what change(s) would you recommend?
3. Identify the various data sources in the file you examined in Problem 5.
4. Given your answer to Problem 7, what new files should you create to help eliminate the data redundancies found in the file shown in Figure ?
Import your IDEF1X diagram into Oracle and create the appropriate tables and relationships. Your design should include a specification of tables, attributes, primary and foreign keys, referential integrity constraints, and referential integrity ac..
From information system point of view, we should take the key functions of organization and map them to strategic information. Do your companies follow this process or are steps skipped?
Construct a query that can be used on a report for determining how many days the customer's invoice will require payment if total amount due is within 45 days. Provide a copy of your working code as part of the paper.
You learned that WIPO is the global arbitrator for all intellectual property-related issues. Read any two cases for the year 2007 on cybersquatting. Create a table with the following column headings.
1. construct a scenario leading to the worst-case performance of the fifo buffer replacement policy.2. is it possible
Find '(2007), '(2008), and '(b), where b is the integer obtained from the last four digits of your student number.
part 1 - using the data items given below construct an rea diagram entities participation cardinalities relationships.
Design a Database schema
Create a database from scratch that contains, at a minimum, the elements listed below
Access will draw a line, called_______a, between matching fields in two tables, indicating that the tables are related. You can then select fields from either table. Access joins the tables automatically.
Write clearly and concisely about relational database management systems using proper writing mechanics and technical style conventions.
Summarize briefly how to make use of indexes such as B+ tree or a hash indexes in selection, projection, and join operations?
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