Question: Suppose that a B+-tree index on (branch-name, branch-city) is available on relation branch. What would be the best way to handle the following selection?

Suppose that a B+-tree index on (branch-name, branch-city) is available on relation branch. What would be the best way to handle the following selection?

σ (branch-city<“Brooklyn”) ∧ (assets<5000)∧(branch-name=“Downtown”)(branch)

Step by Step Solution

★★★★★

3.48 Rating (174 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Using the index we locate the first tuple having br... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

16-CS-DB (305).docx

120 KBs Word File

Students Have Also Explored These Related Databases Questions!

What is the best way to handle manufacturing overhead costs in order to get the most timely job cost information? a. The company should account for only the direct production costs. b. The company...

What would be the best way or combination of ways to educate your employees about the acquisition? Oral media, written media, visual media and/or electronic media?

what you believe would be the best way to start NGATS in relation to the vision 100 law.

Suppose that a B+-tree index on (dept_name, building) is available on relation department. What would be the best way to handle the following selection? (building

Suppose that a B + - tree index on branch-city is available on relation branch, and that no other index is available. List different ways to handle the following selections that involve negation? a. ...

Provide a summary technical report with your own words about Pipelined Execution which is also named as Instruction Level Parallelism, addressing mainly the following areas: 1. What is Pipelined...

Strategic Plan Introduction The strategic plan is established by analyzing alternative solutions through tools and matrices designed to develop a strategic direction. The stacked EFE/IFE matrix is...

Chapter 12:12.3 #4 (p. 305) What kinds of risk are included in investment risk? Go online to survey current or recent financial news. Find and present a specific example of the impact of each type of...

Python and most Python libraries are free to download or use, though many users use Python through a paid service. Paid services help IT organizations manage the risks associated with the use of...

3 COLLEGE ALGEBRA - TRIGONOMETRY Business and Finance (MAT115) This course will start with a review of basic algebra (factoring, solving linear equations, and equalities, etc.) and proceed to a study...

Give the products that you would expect to obtain when the following compounds are treated with ozone, followed by work-up with a. Zn, H2O: b. H2O2 1. 2. CH2¡CHCH2CH2CH2CH3 3. 4. 5....

Bella has 32 songs on her iphone. Three-eighths of those songs are by Justin Timberlake. How many Justin Timberlake songs does Bella have on her iphone?

ormulating Financial Statements from Raw Data and Calculating Ratios Following is selected financial information from JM Smucker Co . for a recent fiscal year ( $ millions ) . Current assets, end of...

Trico bonds have an annual coupon rate of 8 percent and a par value of $1,000 and will mature in 20 years. If you require a return of 7 percent, what price would you be willing to pay for the bond?...

The following table represents the assets in billions of dollars of the five largest bond funds. a) What is the mean for this population of the five largest bond funds? (Explain how you obtain your...

The pressure of a gas changes as the volume and temperature of the gas vary. Write a program that uses the Van der Waals equation of state for a gas, (P + (a*n^2) / V^2) * (V - b*n) = n*R*T to...

Oligopoly market types. 1. One way to calculate maximum income in the oligopoly market is to use Game Theory and there is also the Prison Dilemma concept. Please explain what is the difference...

On June 30, 2018, Streeter Company reported the following account balances: Receivables $ 83,900 Current liabilities $ (12,900 ) Inventory 70,250 Long-term liabilities (54,250 ) Buildings (net)...

What kinds of events that trigger the reevaluation of enterprise strategy are operations oriented?

Using the STUDENT and PROFESSOR tables shown in Figure Q3.8 to illustrate the difference between a natural join, an equijoin, and an outer join. Table name: STUDENT Database name: Ch03_CollegeQue STU...

Create the basic ERD for the database shown in Figure.

Get the total number of part P1 supplied by supplier S1

Get part number of parts supplied to some project in an average quantity of more than 350.

Get supplier number for suppliers with a status lower than that of supplier S1.

How to solve following qyestion:- A sample of n=16 observations is drawn from a normal population with =1000 and =200. Find the following: a)(> 1070) b) ( 990