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Write a 200- to 300-word short-answer response for the following:
A motor vehicle maintenance center wants to improve its services by using database management systems (DBMS) and data mining. What tables are needed in such a database and how can it help improve their services?
1 . create a new database named membership.2. write the create table statements needed to implement the following
Write an application that creates a database named PhoneBook. The database should have a table named Entries, with columns for a person's name and phone number. Next, write an application that lets the user add rows to the Entries table,
Write a SELECT statement that returns three columns: InvoiceTotal From the Invoices table, 10% 10% of the value of InvoiceTotal.
Find the name and membership number of members who have borrowed more than five different books of that publisher.
The appropriate SQL command which should be copied from your source code in MySQL and resultant tables, which must be screenshots to show the change due to the execution of the SQL commands
Investigate how databases solve multiple concurrent data management issues comprising lost updates, deadlocks and different kinds of lock management styles.
Using your knowledge of the college environment, determine the functional dependencies that exist in the following?
You have probably seen that already when you tried to create an E-R diagram. Visio uses notation and graphical shapes that are not the same as those in your text. If you look at some of the links to schemas, you will see a similar sort of thing.
Assume you were a newly hired IT Security Manager at a software development company that in the past hasn't paid much attention to security, especially in its database development processes.
Design a scheme for determining exactly which one of the wine bottles was poisoned in just one month's time while expending O(logn) taste testers.
Construct an entity-relationship (ER) model for the database. Make sure you include in your model details of entities, relationships, attributes, keys and limits in participation.
Consider following opinion shared by some people: database management systems and data-warehousing techniques are the greatest threat to individual privacy in modern times. What is your opinion?
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