What update anomalies occur in the EMP_PROJ and EMP_DEPT relations of Figure 15.3 and 15.4?

Question:

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Fundamentals of Database Systems

ISBN: 978-0136086208

6th edition

Authors: Ramez Elmasri, Shamkant Navathe

See More Books

Question Posted: Apr 26, 2016 08:19 AM

See More Questions

Describe the types of update anomalies that may occur on a relation that has redundant data.
The table shown in Figure 14.19 lists dentist/patient appointment data. A patient is given an appointment at a specific time and date with a dentist located at a particular surgery. On each day of...
The relation shown in Figure 15.11 lists members of staff (staff Name) working in a given ward (ward Name) and patients (patient Name) allocated to a given ward. There is no relationship between...
The following information is available in the books of X Bank Limited as on 31st March, 2007: Bills discounted Rebate on bills discounted (as on 1-4-2006) Discount received Details of bills...
Interstate Manufacturing produces brass fasteners and incurred the following costs for the year just ended: Materials and supplies used Brass..................$75,000 Repair...
The ogive at the right represents the cumulative frequency distribution for SAT scores of college-bound students in a recent year. What score represents the 80th percentile? Percentile 100 90 80 70...
Using the data from Table 3.3, show the effect on world output if each country moved toward specialization in the production of its comparative-disadvantage good. TABLE 3.3 Comparative Advantage as a...
Consider exercise 2. Assume that two companies (A and B) are duopolists who produce identical products. Demand for the products is given by the following linear demand function: P = 200 QA QB Where...
Identify the foundation requirements for the types of excavation below. Types of excavation Foundation requirements Trench Pit Reduced level Boring with trench pits Pit excavation
City Tours Ltd. needs to update the database on a regular basis. As a customer service manager for the company, you need to add new customers and confirmations, update basic costs, delete...
Consider the following relation: CAR_SALE(Car#, Date_sold, Salesman#, Commision%, Discount_amt Assume that a car may be sold by multiple salesmen and hence {CAR#, SALESMAN#} is the primary key....
In what normal form is the LOTS relation schema in Figure 15.12(a) with respect to the restrictive interpretations of normal form that take only the primary key into account? Would it be in the same...
Personal managers usually want to know where a job applicant ranked in his or her graduating class. With a grade point average of 3.83, Michelle Robinson graduated above the 93rd percentile of her...
Foreign direct investment decisions are not much different from domestic investment decisions. However, international investment decisions have some features which make their appraisal more...
Mountain Valley Enterprises is expected to have next year's free cash flow of $14 million. FCF is expected to grow at 5% per year into foreseeable future. Mountain Valley's cost of equity capital is...
Consider the NFA below, on the alphabet (a, b, c). Let L be the language accepted by the NFA. start Ba,b Db.c a,c (a) Give two three-letter strings which are in L and two-three letter strings which...
Dividends are an important part of Corporate Finance. They are a massive expense/debt that corporations continuously have to pay. 1) Why do some have a dividend and some do not? 2) As an employee, do...
1) You compare the height and weight of 5 adult women. You get the following results: height 60 weight 121 133 132 147 136 (a) Construct a scatter plot of height (x) vs. weight (v) (b) Calculate the...
Umbria Products has a defined contribution pension plan for its employees. The plan requires the company to contribute 15% of these employees salaries to the pension. For the current year, total...
Vectors are drawn from the center of a regular n-sided polygon in the plane to the vertices of the polygon. Show that the sum of the vectors is zero.
How does disk mirroring help improve reliability? Give a quantitative example.
What are the main goals of the RAID technology? How does it achieve them?
Describe the mismatch between processor and disk technologies.
A project that is expected to generate annual after-tax cash flows of $2,200 for each of the next 20 years. The project's cost of capital is 8.5 percent and it has an IRR of 9.058 percent. What is...
Why are unpaid accruals a "temporary" source of cash? Please give some details and examples.
Gabbie has to decide between the following two choices: Option 1: Get $320 with probability 35.97%, and $84.15 with the complement probability. Option 2: Get $94.95 with 100% probability. Her utility...

What update anomalies occur in the EMP_PROJ and EMP_DEPT relations of Figure 15.3 and 15.4?

Question:

Step by Step Answer:

In EMPPROJ the partial dependencies SSNENAME and PNUMBERPNAME PLOCATION can cause anomalies For exam...View the full answer

Fundamentals of Database Systems

Students also viewed these Computer Sciences questions