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List the functional dependencies in the following table that concerns invoicing (an application Premiere Products in considering adding to its database), subject to the specified conditions. For a given invoice (identified by the InvoiceNum), there will be a single customer. The customer's number, name, and complete address appear on the invoice, as does the data. Also, there may be several different parts appearing on the invoice. For each part that appears, display the part number, description, price, and number shipped. Each customer that orders a particular part pays the same price. Convert this table to an equivalent collection of tables that are in third normal form.Invoice  (InvoiceNum, CustomerNum, LastName, FirstName, Street, City, State, Zip, Date, (PartNum, Description, Price, NumShipped)).
Write a command to list all the employees hired in 2003 and 2004. Sort the rows by the hire_date column in descending order.
Artificially small example of B+ tree is shown here (pdf). (Note only part of tree is shown in detail.) What nodes of example B+ tree are visited to find posting list for "dune"?
CAR (Serial-No, ModConsider the given relations for database which keeps track of auto sales in car dealership.
The library System stores 3 type of informations: Users ( USID, USNAME, USMob, USEmail, USDept,USStartDate, NofBooks). Create the library database schema Structure.
Draw Active Directory hierarchy in terms of forests, trees, domains, organizational units, and sites which are most suitable for this company and their security concerns.
Draw the E/R diagrams for the business rules
Explain the use of facts, dimensions and attributes in a star schema model. Explain the use of facts, dimensions and attributes in a star schema model.
MCIS 630 Database Systems: - Write a recursive SQL query that outputs the names of all subparts of the part with part-id “P- 100”.
Recognize level within a database system (user, programmer of application software, and designer of the DBMS software) at which each of the following concerns or activities occur.
Illustrate relational algebra expressions for names of all salespeople, names of all salespeople having ORDER row and names of salespeople not having ORDER row.
Create a database for Ray. He is interested in movies and wants to keep information on movies, actors, and directors in a database. The only user is Ray, and he needs to produce reports.
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?
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