A Guide to SQL
A Guide to SQL
9th Edition
ISBN: 9781111527273
Author: Philip J. Pratt
Publisher: Course Technology Ptr
bartleby

Concept explainers

Question
Book Icon
Chapter 4, Problem 12CAT
Program Plan Intro

“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.

SQL Wildcard:

  • There are two wildcard symbol are used for Oracle and SQL Server.
  • One wildcard symbol is percent (“%”) and another one is underscore (“_”).
    • The percent sign “%” is used to indicate any set of characters.
    • The underscore sign “_” is used to indicate any individual character.

Blurred answer
Students have asked these similar questions
List all book titles that have never been borrowed by any borrower.
Determine which types of books are currently available in the current inventory. Each category should only be included once.
7. List all customers who were referred to the bookstore by another customer. List eachcustomer’s last name and the number of the customer who made the referral.

Chapter 4 Solutions

A Guide to SQL

Knowledge Booster
Background pattern image
Computer Science
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
Recommended textbooks for you
Text book image
A Guide to SQL
Computer Science
ISBN:9781111527273
Author:Philip J. Pratt
Publisher:Course Technology Ptr
Text book image
Oracle 12c: SQL
Computer Science
ISBN:9781305251038
Author:Joan Casteel
Publisher:Cengage Learning
Text book image
Np Ms Office 365/Excel 2016 I Ntermed
Computer Science
ISBN:9781337508841
Author:Carey
Publisher:Cengage