Business
Engineering
Math
Science
Social Science
List the item number, description, and on-hand value (units on hand * unit price) of each item in category TOY. (On-hand value is really units on hand * cost, but there is no COST column in the ITEM table.) Assign the name ON_HAND_VALUE to the computed column.
A Guide to SQL
Solutions
A Guide to SQL
List the item number, description, and on-hand value (units on hand * unit price) of each item in category TOY. (On-hand value is really units on hand * cost, but there is no COST column in the ITEM table.) Assign the name ON_HAND_VALUE to the computed column.
“SELECT” command:
The “SELECT” command is used to retrieve data in a database.
Syntax for selecting values from the table is as follows:
SELECT STUDENT_ID FROM STUDENT;
- The given query is used to display each student ID from “STUDENT” table.
Explanation of Solution
SQL Query to list the given details from “ITEM” table:
The SQL query to list the item number, description and on-hand value of each item from “ITEM” table where category is in “TOY” which is given below:
SELECT ITEM_NUM, DESCRIPTION, ON_HAND * PRICE AS ON_HAND_VALUE FROM ITEM WHERE CATEGORY = 'TOY';
Explanation:
The above query is used to display the item number, description and on-hand value from “ITEM” table where category is in “TOY”.
- Here, the “ON_HAND_VALUE” is computed by multiplying “ON_HAND” and “PRICE”.
- The computed column is represented by “ON_HAND_VALUE” using “AS” operator...
Chapter 4 Solutions
Additional Engineering Textbook Solutions
Database Systems: Design, Implementation, & Management
Fundamentals of Information Systems
Fundamentals of Information Systems
Principles of Information Security (MindTap Course List)
Database Systems: Design, Implementation, & Management
Precision Machining Technology (MindTap Course List)
Principles of Information Systems (MindTap Course List)
Fundamentals of Geotechnical Engineering (MindTap Course List)
Automotive Technology: A Systems Approach (MindTap Course List)
Cornerstones of Financial Accounting
Mechanics of Materials (MindTap Course List)
Principles of Geotechnical Engineering (MindTap Course List)
Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)
Systems Analysis and Design (Shelly Cashman Series) (MindTap Course List)
Management Of Information Security
Electric Motor Control
EBK ELECTRICAL WIRING RESIDENTIAL
Solid Waste Engineering
Fundamentals of Chemical Engineering Thermodynamics (MindTap Course List)
International Edition---engineering Mechanics: Statics, 4th Edition
Automotive Technology
Steel Design (Activate Learning with these NEW titles from Engineering!)
A+ Guide to Hardware (Standalone Book) (MindTap Course List)
Enhanced Discovering Computers 2017 (Shelly Cashman Series) (MindTap Course List)
Welding: Principles and Applications (MindTap Course List)
Network+ Guide to Networks (MindTap Course List)
