EBK ORACLE 12C: SQL
3rd Edition
ISBN: 9781305465305
Author: CASTEEL
Publisher: YUZU
expand_more
expand_more
format_list_bulleted
Concept explainers
Expert Solution & Answer
Chapter 1, Problem 13MC
Program Description Answer
A “Foreign key” also serve as a primary key in another table when two tables are joined together on that value.
Hence, correct answer is option “A”.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Which of the following fields also serves as a primary key in another table when two tables are joined together on that value? a. foreign key b. primary key c. turn key d. repeating group key
THIS MODULE IS ABOUT SUBQUERIES, SO YOU MUST USE SUBQUERIES INSTEAD OF TABLE JOINS
(a) From which two fields in which table can you calculate the enrollment of a section?(b) From which table can you get both course and section numbers?(c) Which field in table SECTION uniquely identifies a section, section id or section no?(d) Write a SQL statement to show sections and their enrollment.(e) Write a SQL statement to show sections with enrollment greater than five. Display both course andsection numbers
Explain the difference between main key, candidate key, and superkey..
Chapter 1 Solutions
EBK ORACLE 12C: SQL
Ch. 1 - Prob. 1RQCh. 1 - Prob. 2RQCh. 1 - Prob. 3RQCh. 1 - Prob. 4RQCh. 1 - Discuss the problems that can be caused by data...Ch. 1 - Explain the role of a primary key.Ch. 1 - Prob. 7RQCh. 1 - Prob. 8RQCh. 1 - What type of relationship can’t be stored in a...Ch. 1 - Identify at least three reasons an organization...
Ch. 1 - Prob. 1MCCh. 1 - Prob. 2MCCh. 1 - Prob. 3MCCh. 1 - Prob. 4MCCh. 1 - Prob. 5MCCh. 1 - Prob. 6MCCh. 1 - Prob. 7MCCh. 1 - Which of the following has no partial or...Ch. 1 - Prob. 9MCCh. 1 - Which of the following has no partial dependencies...Ch. 1 - Which of the following has no repeating groups but...Ch. 1 - Prob. 12MCCh. 1 - Prob. 13MCCh. 1 - A unique identifier for a data row that consists...Ch. 1 - Which of the following symbols represents an...Ch. 1 - Prob. 16MCCh. 1 - Which of the following represents a field in a...Ch. 1 - Which of the following defines a relationship in...Ch. 1 - When part of the data in a table depends on a...Ch. 1 - Which of the following is used to join data...Ch. 1 - Which tables and fields would you access to...Ch. 1 - Prob. 2HOACh. 1 - Prob. 3HOACh. 1 - Prob. 4HOACh. 1 - Access path A database table is composed of...Ch. 1 - Prob. 6HOACh. 1 - Prob. 7HOACh. 1 - Prob. 8HOACh. 1 - Prob. 9HOACh. 1 - Prob. 10HOA
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Similar questions
- Complete the SQL statement to generate the Result table. The column names in the SELECT clause must match the Result table exactly. Order Part • OrderCode PartNumber R58 492 Quantity 4 • PartNumber PartName Price 662 Z23 492 3 492 Wingding Buzzer 11 0.4 A36 662 1 R61 827 1 SELECT /* Type your code here */ FROM Order, Part WHERE /* Type your code here */ Result OrderCode PartName Order.PartNumber Buzzer 492 R58 Z23 Buzzer 492 A36 Wingding 662arrow_forwardWhich of the following statements is correct? (refer to the tables in the JustLee Books database.)a. The WHERE clause can contain a group function only if the function isn’t also listed in the SELECT clause.b. Group functions can’t be used in the SELECT, FROM, or WHERE clauses.c. The HAVING clause is always processed before the WHERE clause.d. The GROUP BY clause is always processed before the HAVING clause.arrow_forwardUSE NORTHWIND DATABASE Write a SELECT statement using the CASE function. The statement returns two columns basedon how many orders the customer has in the database. The first column is the customer name andthe second column, Membership Type, is based on which case applies to the customer:If the customer has more than 25 orders they are a Diamond Customer.If the customer has more than 15 orders they are a Gold Customer.If the customer has more than 10 orders they are a Silver Customer.If the customer has more than 5 orders they are an Iron Customer.Otherwise the customer is a Valued Customer.arrow_forward
- Views in SQL are kind of virtual tables. A view also has rows and columns as they are in a real table in the database. We can create a view by selecting fields from one or more tables present in the database. A View can either have all the rows of a table or specific rows based on certain conditions. Under what circumstances would you create a View?arrow_forwardTrying to write statements for these shown here and having issues with them workingarrow_forwardOrder of tuples in a table is irrelevant, true or false?arrow_forward
- **In SQL** Write a SELECT statement that returns these columns: InstructorDept The DepartmentName column from the Departments table for a related instructor LastName The LastName column from the Instructors table FirstName The FirstName column from the Instructors table CourseDescription The CourseDescription column from the Courses table CourseDept The DepartmentName column from the Departments table for a related instructor Return one row for each course that’s in a different department than the department of the instructor assigned to teach that course. (Hint: You will need to join the Departments table to both the Instructors table and the Courses table, which will require you to use table aliases to distinguish the two tables.)arrow_forwardYou have the following table: MANAGERS (MANAGER_ID, LAST_NAME, FIRST_NAME, DEPARTMENT) Write a Stored Procedure that returns the last name and first name for all managers in a department with the DEPARTMENT passed in as a parameter. Answer: To write a stored procedurearrow_forwardWrite a SELECT statement that returns all rows with salary, last name, street address and ZIP code (SALARY, LAST_NAME, STREET, ZIP_CODE) from the EMPLOYEE and ADDRESS tables, sorted by SALARY from largest to smallest. STREET and ZIP_CODE are in the ADDRESS table, while the other fields are in the EMPLOYEE table. The common key is EMPLOYEE_ID.arrow_forward
- Sales Database: Customers(custId, lastName, firstName, address, phone, creditLimit) Orders(ordNumber, itemNumber, qtyOrdered.) Items(itemNumber, itemName, price) For the Sales Database referenced above, write the SQL command to create the LineItem table, assuming the Orders table and items table already exist.arrow_forwardCreate table statements (file name must be: 1_create_table.txt). Make sure you specify primary keys and foreign keys. Specifying “not null” constraint is optional. Specifying “on delete action” and “on update action” are optional.arrow_forwardTask 4- Normalisation I. Which normal form is the following table in? II. Transfer the table to 3rd Normalised form and show the conversion to the third form. In each normal form, show the tables, Primary Keys and Foreign keys. II. AgreementID Duration(months) |UnitID UnitAddres NoOfRooms Building!D BuildingName BuildingAddress Signingdate 2 BO01 2 BO02 2 BO02 1 BO04 2 BO03 AGO01 AGO02 AGO03 12 U001 6 U002 12 U002 6 U003 Marsfiled Chatswood Chatswood Burwood Marsfiled White Palace Ryde Martin Place 20/04/2021 13/05/2019 13/02/2020 20/04/2021 13/07/2018 12/02/2021 Parramatta Martin Place Parramatta AGO02 AGO01 Saunders Close Wagga Wagga Twin Tower Wollongong Saunders Close Wagga Wagga 12 U001 AGO04 18 U003 Burwood 1 BO04arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Np Ms Office 365/Excel 2016 I NtermedComputer ScienceISBN:9781337508841Author:CareyPublisher:Cengage
A Guide to SQLComputer ScienceISBN:9781111527273Author:Philip J. PrattPublisher:Course Technology Ptr
Np Ms Office 365/Excel 2016 I Ntermed
Computer Science
ISBN:9781337508841
Author:Carey
Publisher:Cengage
A Guide to SQL
Computer Science
ISBN:9781111527273
Author:Philip J. Pratt
Publisher:Course Technology Ptr