Question: Explain how subqueries and joins differ.

Explain how subqueries and joins differ.

Step by Step Solution

★★★★★

3.46 Rating (169 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

1 In a query that contains a subquery only data from fields in the table used in the topleve... View full answer

blur-text-image
Question Has Been Solved by an Expert!

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

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Database Processing Fundamentals Questions!

Q:

Compare the difficulty of writing subqueries and joins with the difficulty of dealing with anomalies caused by multivalued dependencies.

Q:

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...

Q:

Explain how hard links and soft links differ with respective to i-node allocations.

Q:

2.40 Write an SQL statement to display the SKU, SKU_Description, WarehouseID, WarehouseCity, and WarehouseState for all items stored in the Atlanta, Bangor, or Chicago warehouse. Do not use the IN...

Q:

1. Find the last names of all members who live in California with the names of all studios that are located in California in a single list. (1 column, multiple rows) 2. Find the memberID and birthday...

Q:

Write a SQL query to retrieve the information requested. 1. Find the last names of all members who live in California with the names of all studios that are located in California in a single list. (1...

Q:

What are the three ways to work with multiple tables in the same query? Built - in functions, implicit joins, JOIN operators Sub - queries, Implicit joins, normalization. Sub - queries, Implicit...

Q:

Which of the following statements about built - in database functions is correct? 1 point Built - in database functions must be called from a programming language like Python. Built - in database...

Q:

Discuss the following in the Discussion Board: Think of a purpose for creating a database and describe the database. Explain why you would want to use a database for this purpose. What example could...

Q:

Business Database Systems 4283 Chapter 1: What is a legacy system? Explain what a repository is. Who is E. F. Codd? What did he do in the 1970s? What is an organized collection of logically related...

Q:

How do the Courts determine if something is compensation or a gift? a. they look at the intent and behavior of the parties b. all are correct c. it is bestowed because of affection, pity or other...

Q:

According to the Project on Student Debt, the average student loan for college graduates of the class of 2010 was $25,000 (USA TODAY, April 24, 2012). Suppose that the student loans for all college...

Q:

Father sold land to Son for $ 5 0 0 , 0 0 0 in 2 0 2 4 . Father s basis in the land was $ 1 0 0 , 0 0 0 . Son paid Father $ 5 0 , 0 0 0 and gave Father a note for $ 4 5 0 , 0 0 0 due in 2 0 2 7 . In...

Q:

Understand the report preparation and presentation process in international marketing research.

Q:

How does your answer to question 2.29 change if you allow a relation to have duplicate data?

Q:

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...

Q:

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.

Q:

USE THE FOLLOWING INFORMATION TO CONSTRUCT A BALANCE SHEET TO ANSWER QUESTIONS 28 through 30 $ 2,000,000 4% Sales Gross profit margin Inventory turnover ratio (Cost of goods sold/Inventory) Net...

Q:

Bond valuation The process of bond valuation is based on the fundamental concept that the current price of a security can be determined by calculating the present value of the cash flows that the...

Q:

Google blackboard Cheapoair - S.,heap Tickets Parkland Heat. pital System Apple Sign in to your account Oracle PeopleSoft Sign in Connect Menu high school = McGinw-Hill Campus - 2021SP-MATH...