Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Design an er schema for keeping track of information about votes taken in the U.S. House of Representatives during the current two year congressional session. The database needs to keep track of the following U.S. state's Name (Texas, New York, California and Iowa) and includes the Region of the state (whose domain is {Northeast, Midwest, Southeast, Southwest, West}). Each congressperson in the House of Representatives is described by their Name, and includes the District represented, the StartDate when they were first elected, and the political Party they belong to (whose domain is {Republican, Democrat, Independent, Other}). The database keeps track of each bill (i.e., proposed law), and includes the BillName, the DateOfVote on the bill, whether the bill PassedOrFailed (whose domain is {YES,NO}), and the Sponsor (the congressperson(s) who sponsored-i.e., proposed-the bill). The database keeps track how each congressperson voted on each bill (domain of vote attribute is {Yes, No, Abstain, Absent}). Draw an er schema diagram for the above application. State clearly any assumptions you make."
Produce a scatterplot of Rent vs. Size (square meters of the apartment) for the rental data in rent.
All primary keys are underlined. All foreign keys have same name as primary key that they are referencing. Determine the names of all Tracks which are more than 10 minutes (600,000 ms) long.
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.
How many entities are shown by this relation?
At this point in the design process, you would have a detailed physical schema created for a database. How would you approach converting your schema into a database, complete with sample data? Explain your approach in two to three paragraphs.
Create use case to describe a typical sales process. Then make a sequence diagram for use case.
Complete (i.e., reverse engineering) ER diagram below such that 4 relation schemas above are exactly result of a translation from the ERD to the relational model.
Write a query to determine the cost of the least expensive part in the part table? Format the returned price in dollars and cents using the correct function.
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.
Write a SELECT statement that returns two columns: VendorName and PaymentSum, where PaymentSum is the sum of the PaymentTotal column.
Data Modelling (database) require 8 page essay covering the following subjects: Organizational Intelligence. It must specifically talk about organizational intellignece being outcome of organization's efforts.
Draw an ER diagram for your database scenario. Design a set of 3NF tables for your database scenario.
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd