FREE Trial
Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

1) Consider the following relation and then answer the questions that follow: ORDER 1.1 Give 2 examples of superkeys. (1 point) Example 1: ORD ID

image text in transcribed
1) Consider the following relation and then answer the questions that follow: ORDER 1.1 Give 2 examples of superkeys. (1 point) Example 1: ORD ID Example 2: cuS ID 1.2 Give an example of a key. ( 0.5 point) 1.3 How many candidate keys are there and what are they? ( 1 point) 1.4 Which candidate key above you would choose as the primary key? ( 0.5 point)

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Microsoft Visual Basic 2008 Comprehensive Concepts And Techniques

Microsoft Visual Basic 2008 Comprehensive Concepts And Techniques

Authors: Gary B. Shelly, Corinne Hoisington

1st Edition

1423927168, 978-1423927167

More Books

Students also viewed these Databases questions

Question

★★★★★
On January 1, 2014, Tony and Jon formed T&J Personal Financial Planning with capital investments of $480,000 and $340,000, respectively. The partners wanted to draft a profit and loss agreement that...

Answered: 1 week ago

Question

★★★★★
Explain why specifying a system to be used by emergency services for disaster management is an inherently wicked problem.

Answered: 1 week ago

Question

★★★★★
Use Duckitts (2001) model to explain how child-rearing practices affect personality and prejudice.

Answered: 1 week ago

Question

★★★★★
1. Given the information available and your knowledge of different forecasting techniques, develop a recommendation for utilizing a specific forecasting technique in the subsequent study. The final...

Answered: 1 week ago

Question

★★★★★
1) Consider the following relation and then answer the questions that follow: ORDER 1.1 Give 2 examples of superkeys. (1 point) Example 1: ORD ID Example 2: cuS ID 1.2 Give an example of a key. ( 0.5...

Answered: 1 week ago

Question

★★★★★
A weekly share price of a particular share is R20 at the end of the week 1, R15 at the end of week 3, R22 at the end of week 3 and R28 at the end of week 4. Find the average weekly percentage change...

Answered: 1 week ago

Question

★★★★★
Q-2) In order to comment on whether the design specifications are being matched or not, perform relevant hypothesis tests and calculate the p-value for each. What will you conclude? Assume you are...

Answered: 1 week ago

Question

★★★★★
A Cancer Testing Center has been presented with a proposal to offer a new diagnostic procedure that would require the purchase of a specialized piece of equipment.This piece of equipment offers...

Answered: 1 week ago

Question

★★★★★
For the dependent variable Y and the independent variables X1 and X2, the linear regression model is given by: Y=0.08059*X1-0.16109*X2+5.26570. Complete the following table: Actual Y X1 X2 Predicted...

Answered: 1 week ago

Question

★★★★★
For the beam and loading shown, use discontinuity functions to compute: (a) the deflection VA of the beam at A, and (b) the deflection Vmidspan of the beam at midspan (i.e., x = 2.7 m). Assume a...

Answered: 1 week ago

Question

★★★★★
Which of the following is NOT an external trend that affects the use of mobile marketing? Multiple Choice People use mobile devices multiple times a day. Smartphone and tablets are not as popular as...

Answered: 1 week ago

Question

★★★★★
Describe a circumstance that would require a businessperson to transmit an unsolicited negative message. For this circumstance, explain the plan of organization that you would use and justify your...

Answered: 1 week ago

Question

★★★★★
Holiday Invitation. Its mid-October, time to invite local schoolchildren to dress in costumes and trick-or-treat at West Lake Mall. As mall manager, write to the presidents of the local Parent-...

Answered: 1 week ago

Question

★★★★★
Over a 24-hour period, observe and record oral and written communication that you would classify as negative messages because they are unpleasant, disappointing, or upsetting to the receiver. Record...

Answered: 1 week ago

Previous Question Next Question