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1. What are the current relational DBMSs that dominate the market? Pick one that you are familiar with and show how it measures up based on the criteria laid out in Section 10.2.3?
2. Discuss the following detailed design decisions:
a. The choice of requiring NAME to be NON NULL.
b. Selection of SSN as the PRIMARY KEY.
c. Choice of field sizes and precision.
d. Any modification of the fields defined in this database.
e. Any constraints on individual fields.
3. What naming conventions can you develop to help identify foreign keys more efficiently?
consider the following database that contains information about people vacation locations and when those people visited
Each department has many employees assigned to it, but each employee works for only one department at one of the factories. An employee cannot work at more than one factory at a time.
i really would appreciate your help.probably its a quite simple problem to solve - but im not the one .. -i have two
Design an ER schema with attributes, primary keys, cardinalities and participation constraints if appropriate
Using IEEE and ACM Database, research on why it is important to use WHITE BOX AND BLACK BOX testing technique to evaluate a software module.
Company's databases do not give them with information required for market planning, lead generation, and account management. What does author say is root cause of this problem?
in your position of it manager for tbwi you are now tasked with managing the organizations data including making it
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.
Create use case to describe a typical sales process. Then make a sequence diagram for use case.
Compare the two non-sequential file structure models. What advantages does the first one have over the second and what advantages does the second have over the first?
given the file structure shown in figure p1.1 answer problems 1-4.1.how many records does the file contain? how many
Summarize the difference between online transaction processing (OLTP) and online analytic processing (OLAP), and their relationship among business intelligence, data warehousing, and data mining.
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