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A Guide to SQL

9th Edition
Philip J. Pratt
Publisher: Course Technology Ptr
ISBN: 9781111527273
Chapter 7, Problem 7CAT
Textbook Problem
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Delete the index named TRIP_INDEX3.

Program Plan Intro

Index deletion:

The “DROP INDEX” command is used to delete the index from the data base.

Syntax for deleting index is as follows:

DROP INDEX INDEX_NAME;

Explanation of Solution

Query to delete the index “TRIP_INDEX3”:

DROP INDEX TRIP_INDEX3;

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Chapter 7 Solutions

A Guide to SQL
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Ch. 7 - Which command deletes an index?Ch. 7 - Does the DBMS or the user make the choice of which...Ch. 7 - Describe the information the DBMS maintains in the...Ch. 7 - The CUSTOMER table contains a foreign key,...Ch. 7 - Which command do you use to obtain information...Ch. 7 - How is the system catalog updated?Ch. 7 - What are integrity constraints?Ch. 7 - How do you specify a general integrity constraint?Ch. 7 - When would you usually specify primary key...Ch. 7 - How do you specify a foreign key in Oracle?Ch. 7 - Use the Internet to find information about...Ch. 7 - Use the Internet to find information about a data...Ch. 7 - Use SQL to make the following changes to the TAL...Ch. 7 - Create a view named ITEM_ORDER. It consists of the...Ch. 7 - Create a view named ORDER_TOTAL. It consists of...Ch. 7 - Write, but do not execute, the commands to grant...Ch. 7 - Write, but do not execute, the command to revoke...Ch. 7 - Perform the following tasks: a. Create an index...Ch. 7 - Delete the index named ITEM_INDEX3.Ch. 7 - Write the commands to obtain the following...Ch. 7 - Add the ORDER_NUM column as a foreign key in the...Ch. 7 - Ensure that the only legal values for the...Ch. 7 - Toys Galore currently has a credit limit of 7,500....Ch. 7 - Use SQL to make the following changes to the...Ch. 7 - Create a view named RESERVATION_CUSTOMER. It...Ch. 7 - Create a view named TRIP_INVENTORY. It consists of...Ch. 7 - Write, but do not execute, the commands to grant...Ch. 7 - Write, but do not execute, the command to revoke...Ch. 7 - Create the following indexes: a. Create an index...Ch. 7 - Delete the index named TRIP_INDEX3.Ch. 7 - Write the commands to obtain the following...Ch. 7 - Add the CUSTOMER_NUM column as a foreign key in...Ch. 7 - Ensure that the only legal values for the TYPE...Ch. 7 - The maximum group size for a trip must be greater...Ch. 7 - Use SQL to make the following changes to the...Ch. 7 - Create a view named CONDO_OWNERS. It consists of...Ch. 7 - Create a view named CONDO_FEES. It consists of two...Ch. 7 - Write, but do not execute, the commands to grant...Ch. 7 - Write, but do not execute, the command to revoke...Ch. 7 - Create the following indexes: a. Create an index...Ch. 7 - Delete the OWNER_INDEX 3 index from the OWNER...Ch. 7 - Write the commands to obtain the following...Ch. 7 - Add the OWNER_NUM column as a foreign key in the...Ch. 7 - Ensure that the only legal values for the BDRMS...Ch. 7 - In Question 9, you added owner number as a foreign...

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