Explain how subqueries and joins differ.
Question:
Explain how subqueries and joins differ.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 80% (10 reviews)
1 In a query that contains a subquery only data from fields in the table used in the topleve...View the full answer
Answered By
Amit Choudhary
I'm new in this profession regarding online teaching but previously i used to teach students near my college. I am teaching on online platform since last year and got good support from the students. I'm teaching on platforms like chegg and vedantu and also at my home in free time.
5.00+
1+ Reviews
10+ Question Solved
Related Book For
Database Processing Fundamentals, Design, and Implementation
ISBN: 978-0133876703
14th edition
Authors: David M. Kroenke, David J. Auer
Question Posted:
Students also viewed these Computer science questions
-
Compare the difficulty of writing subqueries and joins with the difficulty of dealing with anomalies caused by multivalued dependencies.
-
Explain how referential integrity is established in databases that are SQL:1999 compliant. Explain how the on update restrict, on update cascade, and on update set null clauses differ from one...
-
Explain how hard links and soft links differ with respective to i-node allocations.
-
1. Identify the function of the underlined noun/s in each item. 1. On rainy mornings, is your bus usually late? 2. On the desk were the red pencils. 3. Volcanoes and earthquakes are destructive...
-
The market for nurses is highly competitive on both the supply and demand side. Suppose a hospital is trying to determine how many nurses to hire. a. Graph the hospital's supply and demand for labor...
-
Construct a 90% confidence interval to estimate the population mean using the following data: x = 25 = 5.2 n = 21 What assumptions need to be made about this population?
-
Prepare a request for proposal
-
Comco Tool Corp. records depreciation annually at the end of the year. Its policy is to take a full year's depreciation on all assets that are used throughout the year and depreciation for half a...
-
A firm's bonds have a maturity of 14 years with a $1,000 face value, have an 8% semiannual coupon, are callable in 7 years at $1,068, and currently sell at a price of $1,124.70. What is their nominal...
-
Crude oil has a viscosity of about 0.8 Pas at normal temperature. A 50-km pipeline is to be constructed from an oil field to a tanker terminal. The pipeline is to deliver oil at the terminal at a...
-
On January 1, 2012, the controller of Med-Tek Inc. is planning capital expenditures for the years 20122015. The following interviews helped the controller collect the necessary information for the...
-
Explain why you cannot use a subquery in your answer to question 2.52.
-
Define a higher-order function forloop that takes three arguments: an initial value (counter) representing the initial value of the loop counter, a function (condition) representing a test expression...
-
What Is Chemical Energy? Definition and Examples
-
The fundamental concern of computer science is determining what can and cannot be automated. The earliest foundations of what would become computer science predate the invention of the modern digital...
-
History of the United States
-
United States History Pearl Harbor attack
-
Suppose that the Lorenz curve for a population is given by I(x) = 0.9x 2 + 0.1x for 0 x 1. (a) Find and interpret I(0.1). (b) Find and interpret I(0.4). (c) Find the Gini index of inequality.
-
Consider a game of poker being played with a standard 52-card deck (four suits, each of which has 13 different denominations of cards). At a certain point in the game, six cards have been exposed. Of...
-
How does your answer to question 2.29 change if you allow a relation to have duplicate data?
-
Examine the data in the Veterinary Office ListVersion One in Figure 1-30 (see page 52), and state assumptions about functional dependencies in that table. What is the danger of making such...
-
Describe a modification problem that occurs when changing data in the relation in question 2.32 and a second modification problem that occurs when deleting data in this relation.
-
A project with an initial cost of $32,000 is expected to provide cash flows of $12,900, $13,100, $16,200, and $10,700 over the next four years, respectively. If the required return is 8.1 percent,...
-
A company that is expecting to receive EUR 500,000 in 60 days is considering entering into an FX futures contract to lock an exchange rate to USD for the transaction. The FX rate on the contract is...
-
Suppose you bought a bon with an annual coupon rate of 6.5 percent one year ago for $1,032. The bond sells for $1,020 today. a. Assuming a $1,000 face value, what was your total dollar return on this...
Study smarter with the SolutionInn App