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Suppose a database has the following tables;
CUSTOMER (CustomerSK, Name, Phone, EmailAddress)STOVE (SerialNumber, Type, Version, DateofManufacture)REGISTRATION (CustomerSK, SerialNumber, Date)STOVE_REPAIR (RepairInvoiceNumber, SerialNumber, Date, Description, Cost, CustomerSK)
Write down the SQL code to complete the following requests.
1. Illustrate all data in each of the four tables. Don't show foreign key columns.2. Write down the names and e-mail addresses for all customers who have had stove repair which cost more than $50.3. Write all versions of stoves that are of type "Maytag" and they have not spent any money on repairs.
Complete database exercise by converting user form located the evaluation procedures section of the syllabus into 1NF and 2NF.
Need a system that networks its 3 campuses in the US and one campus in Singapore. Transaction data for all campuses should be available to all locations. In addition, students should be able to use the Internet to view classes, enroll, register, and ..
Write a program that will ask the user to enter the last names of our candidates in a class officer's president election and the number of votes received each candidate.
Write down the SQL code in order to carrying out the following requests. Display all the data in each of the four tables. Do not display the foreign key columns.
Use SQL to create the following database; to including referential integrity. You may NOT use the GUI for this part of the exercise. COURSE ( CourseNu, CourseName, CreditHrs).
Describe the entity-relationship model. How are entities, relationships, and attributes represented in this model? What is a composite entity? Describe the approach to diagrams that uses a crow's foot.
Identify and explain the differences between a stack and a queue data structure
Prepare the relational schema for database
Complete following task. In each exercise, represent answer in both DBDL and with diagram. You may use any of styles for diagram. Create database to produce following reports. Do not use any surrogate keys in design.
A small business with 100 computer workstations is installing a new local area network. All of the users perform the usual operations of e-mail. State your reasoning. Draw a floor plan for each If possible, show both floor plans on one page.
Name four attributes that you can use to define a data flow in the bus information system. Name four attributes that you can use to define a data store in the bus information system.
Practice on topic of Normalization
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