Premiere products exercises: relational algebra

Assignment Help Basic Computer Science
Reference no: EM13846400

Premiere Products Exercises: Relational Algebra

In the following exercises, you will use the data in the Premiere Products database. In each step, indicate how to use relational algebra to obtain the desired results.

1. List the number and name of all sales reps.

2. List all information from the Part table for part FD21.

3. List the order number, order date, customer number, and customer name for each order.

4. List the order number, order date, customer number, and customer name for each order placed by any customer represented by the sales rep whose last name is Kaiser.

5. List the number and date of all orders that were placed on 10/20/2013 or that were placed by a customer whose rep number is 20.

6. List the number and date of all orders that were placed on 10/20/2013 by a customer whose rep number is 20.

7. List the number and date of all orders that were placed on 10/20/2013 but not by a customer whose rep number is 20.

Reference no: EM13846400

Questions Cloud

How long and at which setting it took to melt it : Put about 1/4 teaspoon of salt by itself in the tin can and set over the burner, and assure that you have good ventilation
What is its dividend growth rate : If the price of Hanbags Inc. stock is $43, its required return is 20% and the last dividend paid was $3, what is its dividend growth rate?
How your plan supports key objectives : Virtual Organization: Riordan Manufacturing. How your plan supports key objectives
Coin collection contains : Your coin collection contains 44 1952 silver dollars. If your grandparents purchased them for their face value when they were new, how much will your collection be worth when you retire in 2054, assuming they appreciate at an annual rate of 5.7 perce..
Premiere products exercises: relational algebra : In the following exercises, you will use the data in the Premiere Products database. In each step, indicate how to use relational algebra to obtain the desired results.
Why assumption of normality about the distribution of wages : What is the probability that a random sample of 49 different one-hour shopping periods will yield a sample mean between 441 and 446 shoppers and interpret your answer in words.
Provider database-ms access : As you recall, data is a collection of facts (numbers, text, even audio and video files) that is processed into usable information. Much like a spreadsheet, a database is a collection of such facts that you can then slice and dice in various ways ..
Identify the persuasive language and positioning : Memo to the marketing staff regarding the company's introduction of a new diet supplement. identify the persuasive language and positioning needed to attract three different target audiences: Baby Boomers, Gen Xers, and Gen Y-ers
What is present value of your windfall-discount rate : You have just received notification that you have won the $1 million first prize in the Centennial Lottery. However, the prize will be awarded on your 100th birthday (assuming you’re around to collect), 65 years from now. What is the present value of..

Reviews

Write a Review

Basic Computer Science Questions & Answers

  Leverage social media and networking technologies

Imagine that you have been hired as a consultant for a university that wants to leverage social media and networking technologies to encourage the collaboration of students, and improve their overall sense of community.

  Deterministic context free and context free grammar

Classify the languages given below as a) deterministic context free, b) context free but not deterministic, c) not context free. Give explanantion.

  The preferred method of interacting with a computer

Graphical User Interface (GUI) became the preferred method of interacting with a computer system. Beginning with the Xerox-developed GUI in 1970, GUI-based platforms have evolved from the Apple Macintosh to the Microsoft Windows operating syste..

  Explaining database system of facebook and google

Does Facebook and Google use same database system? Facebook seems to run with the android platform using gmail address to retain information for user such as phone numbers and contacts.

  List five addressing modes of the lc

What is an addressing mode? Name three places an instruction's operands might be located. List five addressing modes of the LC-2.

  Develop a technique for machines

For artificial intelligence systems to adapt to new conditions, the 1st task is to construct a technique for machines to resolve problems 'on their own'. To do this, one requires to develop a generic method to resolve generic troubles

  How many hits does the sequence exhibit

Assume LRU replacement policy, for each sequence, how many hits does the sequence exhibit?

  Fresh data instead of requiring web page to reload

Tim O'Reilly, "Web 2.0 is a loose collection of information technologies and applications, plus the web that use them" (Rainer, p. 174). Some 2.0 web sites are AJAX, tagging, blogs, and wikis. AJAX: "is a Web development technique that allows p..

  Describe the necessary formulas and sample calculations

Demonstrates your thought process and steps used to analyze the problem. Be sure to include the required input and output and how you will obtain the required output from the given input. Also, include your variable names and definitions. Be sure ..

  Write general set of instructions will allow us to change

Write a general set of instructions that will allow us to change any displayed value (from 0 to 9) to any desired value (from 0 to 9) in the least number of steps. For example, if the displayed value is 1 and the desired value is 0,

  Write a screen saver program that generates random shapes

Write a Screen Saver program that generates random shapes of random colors and sizes at random positions within the display area. Add controls so typing different keys on the keyboard cause the window to change size and background color as describ..

  Important factor of management information system

Which are the following is / are the level(s) of documentation? important factor of management information system

Free Assignment Quote

Assured A++ Grade

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!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd