Oracle 12c: SQL
3rd Edition
ISBN: 9781305251038
Author: Joan Casteel
Publisher: Cengage Learning
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Textbook Question
Chapter 2, Problem 7MC
Which of the following is a valid SELECT statement?
- a. SELECT TITLES * TITLE! FROM BOOKS;
- b. SELECT “customer#” FROM books;
- c. SELECT title AS “Book Title” from books;
- d. all of the above
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53. Which SELECT statement retrieves the customer name for those that have a salesperson number of 137?
A: SELECT CUSTNAME
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Chapter 2 Solutions
Oracle 12c: SQL
Ch. 2 - Prob. 1RQCh. 2 - What are the two required clauses for a SELECT...Ch. 2 - What is the purpose of the SELECT statement?
Ch. 2 - What does an asterisk () in the SELECT clause of a...Ch. 2 - What is the purpose of a column alias?Ch. 2 - How do you indicate that a column alias should be...Ch. 2 - When is it appropriate to use a column alias?
Ch. 2 - What are the guidelines to keep in mind when using...Ch. 2 - Prob. 9RQCh. 2 - What is a NULL value?
Ch. 2 - Which of the following SELECT statements displays...Ch. 2 - Which clause is required in a SELECT...Ch. 2 - Which of the following is not a valid SELECT...Ch. 2 - Which of the following symbols represents...Ch. 2 - Prob. 5MCCh. 2 - Prob. 6MCCh. 2 - Which of the following is a valid SELECT...Ch. 2 - Which of the following symbols is used in a SELECT...Ch. 2 - Prob. 9MCCh. 2 - When must a comma be used in the SELECT clause of...Ch. 2 - Prob. 11MCCh. 2 - Which clause is not required in a SELECT...Ch. 2 - Which of the following lines of the SELECT...Ch. 2 - Which of the following lines of the SELECT...Ch. 2 - Which of the following lines of the SELECT...Ch. 2 - Which of the following lines of the SELECT...Ch. 2 - Which of the following lines of the SELECT...Ch. 2 - Which of the following lines of the SELECT...Ch. 2 - Which of the following lines of the SELECT...Ch. 2 - Which of the following lines of the SELECT...Ch. 2 - Prob. 1HOACh. 2 - Prob. 2HOACh. 2 - Prob. 3HOACh. 2 - Prob. 4HOACh. 2 - Prob. 5HOACh. 2 - Prob. 6HOACh. 2 - Prob. 7HOACh. 2 - Create a list of each book title stored in the...Ch. 2 - Prob. 9HOACh. 2 - List all information for each order item. Include...
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- Which of the following is not a valid SELECT statement? SELECT lastname, firstname FROM customers; SELECT * FROM orders; Select FirstName NAME from CUSTOMERS; SELECT lastname Last Name FROM customers;arrow_forwardWhich of the following lines of the SELECT statement contains an error? 1 SELECT ISBN, 2 retail-cost 3 FROM books; a. line 1 b. line 2 c. line 3 d. There are no errors.arrow_forwardWhich of the following lines of the SELECT statement contains an error? 1 SELECT ISBN, || 'is the ISBN for the book named' || 2 title 3 FROM books; line 1 line 2 line 3 There are no errors.arrow_forward
- Which of the following lines of the SELECT statement contains an error? 1 SELECT title, category 2 FORM books; line 1 line 2 There are no errors.arrow_forwardWhich of the following lines of the SELECT statement contains an error? 1 SELECT name, contact 2 "Person to Call", phone 3 FROM publisher; a. line 1 b. line 2 c. line 3 d. There are no errors.arrow_forwardWhich of the following SELECT statements displays a list of customer names from the CUSTOMERS table? SELECT customer names FROM customers; SELECT “Names” FROM customers; SELECT firstname, lastname FROM customers; SELECT firstname, lastname, FROM customers; SELECT firstname, lastname, “Customer Names” FROM customers;arrow_forward
- Which of the following is not a valid SELECT statement?a. SELECT STDDEV(retail)FROM books;b. SELECT AVG(SUM(retail))FROM ordersNATURAL JOIN orderitems NATURAL JOIN booksGROUP BY customer#;c. SELECT order#, TO_CHAR(SUM(retail), '999.99')FROM orderitems JOIN books USING(isbn)GROUP BY order#;d. SELECT title, VARIANCE(retail-cost)FROM booksGROUP BY pubid;arrow_forwardWhich of the following queries correctly uses an alias for the MRENT field? a. SELECT * AS monthly rent FROM TENANTS b. SELECT ID, MRENT AS "monthly rent" FROM TENANTS c. SELECT * AS "monthly rent" FROM TENANTS d. SELECT MRENT, ID AS "monthly rent" FROM TENANTSarrow_forwardWhich of the following statements is valid? (refer to the tables in the JustLee Books database.)a. SELECT title FROM booksWHERE retail<(SELECT cost FROM booksWHERE isbn = '9959789321');b. SELECT title FROM booksWHERE retail = (SELECT cost FROM booksWHERE isbn = '9959789321' ORDER BY cost);c. SELECT title FROM booksWHERE category IN (SELECT cost FROM orderitemsWHERE isbn = '9959789321');d. none of the above statementsarrow_forward
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