How is an M:N unary relationship mapped into a relational schema?
Question:
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 53% (15 reviews)
In addition to the relation representing the entity involved in a unary MN relatio...View the full answer
Answered By
Utsab mitra
I have the expertise to deliver these subjects to college and higher-level students. The services would involve only solving assignments, homework help, and others.
I have experience in delivering these subjects for the last 6 years on a freelancing basis in different companies around the globe. I am CMA certified and CGMA UK. I have professional experience of 18 years in the industry involved in the manufacturing company and IT implementation experience of over 12 years.
I have delivered this help to students effortlessly, which is essential to give the students a good grade in their studies.
3.50+
2+ Reviews
10+ Question Solved
Related Book For
Database Systems Introduction to Databases and Data Warehouses
ISBN: 978-0132575676
1st edition
Authors: Nenad Jukic, Susan Vrbsky, Svetlozar Nestorov
Question Posted:
Students also viewed these Computer Sciences questions
-
Describe the difference between how a 1:M unary relationship and an M:N unary relationship are implemented in a relational data model.
-
How do you represent a 1:M unary relationship in a relational data model?
-
Match the following terms and definitions. _________ Composite attribute _________ Associative entity _________ Unary relationship _________ Weak entity _________ Attribute _________ Entity _________...
-
Aussie Infonautics, Inc., produces handheld Windows CE¢-compatible organizers. Aussie Infonautics markets three different handheld models. PalmPro is a soupedup version for the executive on the...
-
Calculate E' for the following reaction: Succinate + 1/2 O2 ( Fumarate + H2O
-
The iodine bromide molecule, IBr, is an inter-halogen compound. Assume that the molecular orbitals of IBr are analogous to the homo nuclear diatomic molecule F2. (a) Which valence atomic orbitals of...
-
Calculate the torque required to drive the pump shown in Fig. P5.87 at \(30 \mathrm{~Hz}\) and to deliver \(20{ }^{\circ} \mathrm{C}\) water at \(3.0 \mathrm{~m}^{3} / \mathrm{min}\). Figure P5.87...
-
Wolverine Incorporated had the following trial balance at the beginning of April. The following transactions occur in April: April 1 Issue common stock in exchange for $15,000 cash. April 2 Purchase...
-
Divisional income statements with support department allocationsas follows:follows:controllable by the divisions. The revenues, cost of goods sold, and operating expenses for the two divisions are as...
-
Marcella began to drink in the evenings after work when her husband left her for another woman. As the months went by, the divorce became increasingly acrimonious. There were accusations, attempts to...
-
How is a multivalued attribute mapped into a relational schema?
-
What is a primary key?
-
Use the foreign exchange section of a current issue of The Wall Street Journal to look up the six currencies in problem 19-5. a. What is the current exchange rate for changing dollars into 1,000...
-
Explain how ISO 9000Quality Management and related standards can help internal auditors improve business practices and strengthen the Three Lines of Defense framework.
-
Describe the implications of Principle 11 of the COSO 2013 IC-IF Framework.
-
An investment has a 50 percent chance of generating a 10 percent return and a 50 percent chance of generating a 16 percent return. What is the investments average expected rate of return? a. 10...
-
Describe each of the components of the COSO IC-IF Model.
-
Explain the relevance of IT GCCs for business auditors.
-
Match each equation with the graph that it most closely resembles. y = 3 A. D. G. X X X B. E. H. J 0 X X X C. F. I. x * # X
-
For the data in Exercise 17-19, use the FIFO method to summarize total costs to account for, and assign these costs to units completed and transferred out, and to units in ending work in process....
-
Suppose there are two relations r and s, such that the foreign key B of r references the primary key A of s. Describe how the trigger mechanism can be used to implement the on delete cascade option,...
-
Write an assertion for the bank database to ensure that the assets value for the Perryridge branch is equal to the sum of all the amounts lent by the Perryridge branch.
-
Write an SQL trigger to carry out the following action: On delete of an account, for each owner of the account, check if the owner has any remaining accounts, and if she does not, delete her from the...
-
Under what conditions would the National Building Code (N.B.C.) be used, as opposed to the Ontario Building Code (O.B.C.)?
-
Each month I have to lie on my expense report in order to get reimbursed for an honest business lunch," is example of?
-
Secondary Analysis: This week visit the Keizer Online Library and find a full-text article on secondary analysis in research. Find a full-text article, download it, highlight it, and upload it to the...
Study smarter with the SolutionInn App