Explain the distinctions among the terms primary key, candidate key, and superkey.
Question:
Explain the distinctions among the terms primary key, candidate key, and superkey.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 81% (11 reviews)
A superkey is a set of one or more attributes that tak...View the full answer
Answered By
Susan Juma
I'm available and reachable 24/7. I have high experience in helping students with their assignments, proposals, and dissertations. Most importantly, I'm a professional accountant and I can handle all kinds of accounting and finance problems.
4.40+
15+ Reviews
45+ Question Solved
Related Book For
Question Posted:
Students also viewed these Computer Sciences questions
-
Explain the difference between a primary key and a candidate key.
-
Key terms in survey questions too often are not well understood, and such ambiguity can affect responses. As an example, the article How Unclear Terms Affect Survey Data (Public Opinion Quarterly...
-
1. Create a ll tables in Hospital database as per the requirement given below; a) The primay key for each table to be created as specified (refer database) b) Appropriate data type a nd size should...
-
Consider the valve failure data in Example 7.6. Set up a one-sided CUSUM chart for monitoring and detecting an increase in failure rate of the valve. Assume that the target value of the mean time...
-
Suppose Eagle Products is considering discontinuing its soy cereal product line. Assume that during the past year, the soy cereal product line income statement showed the following: Gross...
-
The average numbers of days it took Chicagos Department of Streets & Sanitation to respond to requests to fix street lights All Out (three or more lights) are described by the density histogram in...
-
Meghann Patrick is a former employee of Altria Group Distribution Company. After her employment was terminated, Patrick sued Altria and a supervisor at Altria, alleging employment-related claims...
-
Depreciation ComputationReplacement, Nonmonetary Exchange Goldman Corporation bought a machine on June 1, 2008, for $31,800, f.o.b. the place of manufacture. Freight to the point where it was set up...
-
IQ scores (as measured by the Stanford-Binet intelligence test) are normally distributed with a mean of 100 and a standard deviation of 16. What percentage of the population has an IQ score between...
-
What factors may explain the apparent contradiction between the EEOC litigation and the Diversity Business Practices Global Leadership Award received by L'Oreal?
-
Explain the difference between physical and logical data independence.
-
Construct an E-R diagram for a car-insurance company whose customers own one or more cars each. Each car has associated with it zero to any number of recorded accidents.
-
Explain how predictive regression performance is assessed.
-
The CPI for December of 2 0 2 2 ( shown as 2 0 2 2 - 1 2 - 0 1 in FRED ) was 2 9 8 . 9 9 . The CPI for December of 2 0 2 3 ( shown as 2 0 2 3 - 1 2 - 0 1 in FRED ) was 3 0 8 . 8 5 . ( Enter...
-
Summary of the children's interests, the Bishop's mathematical activities, the 5Es, and the mathematical/science concepts evident in their play. Based on observation and summary of the children's...
-
How to put in the excel formula for the cost of sales from 2016 with 58% to 2017 cost of sales?
-
Marcel has a whole life insurance policy with a face value of $75,000, a cash surrender value of $38,860, and an adjusted cost basis of $21,654. His annual premium of $3,655 is due March 10. If...
-
If Oaktree decides to pursue equity control of Quiksilver, what plan should they propose? What would the pro forma capital structure look like? What debt should to be reinstated? How much leverage is...
-
Sales managers are frequently asked what personal characteristics are most important to success in selling. Among the criteria often cited are sociability, aggressiveness, enthusiasm, empathy, verbal...
-
On July 1, 2011, Flashlight Corporation sold equipment it had recently purchased to an unaffiliated company for $480,000. The equipment had a book value on Flashlights books of $390,000 and a...
-
1. Avoidance contingencydefine it and diagram its use: To improve posture To maintain good driving To maintain good walking 2. Diagram an avoidance contingency to reinforce erect posture.
-
Consider the insurance database of Figure 3.17, where the primary keys are underlined. Construct the following SQL queries for this relational database. a. Find the number of accidents involving a...
-
Consider the employee database of Figure 3.19. Give an expression in SQL for each of the following queries. a. Give all employees of First Bank Corporation a 10 percent raise. b. Give all managers of...
-
Show that, in SQL, all is identical to not in.
-
Bob and Sally are both shareholders of XYZ Corporation. The annual shareholders' meeting is coming up, and they want to know how many "votes" they each have. What things must they look at to...
-
Taking Possession of the Collateral When the debtor defaults, the secured party may take possession of the collateral. How does the secured party do so?
-
Collateral is required as enhancement of the borrowers credit. Elaborate on the purpose and extent of offering security from the perspective of the borrower.?
Study smarter with the SolutionInn App