9th Edition

ISBN: 9781111527273

Author: Philip J. Pratt

Publisher: Course Technology Ptr

Concept explainers

SQL stands for Structured Query Language, is a form of communication that uses queries structured in a specific format to store, manage & retrieve data from a relational database.

Queries

A query is a type of computer programming language that is used to retrieve data from a database. Databases are useful in a variety of ways. They enable the retrieval of records or parts of records, as well as the performance of various calculations prio…

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Textbook Question

Chapter 3, Problem 7SCG

The SERVICE_REQUEST table uses the CHAR data type for the DESCRIPTION and STATUS fields. Is there an alternate data type that could be used to store the values in these fields? Justify your reason for choosing an alternate data type or for leaving the data type as CHAR.

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Chapter 3, Problem 6SCG

Chapter 4, Problem 1RQ

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Chapter 3 Solutions

A Guide to SQL

Ch. 3 - Prob. 1RQ Ch. 3 - How do you delete a table using SQL?Ch. 3 - Prob. 3RQ Ch. 3 - Prob. 4RQ Ch. 3 - Prob. 5RQ Ch. 3 - Prob. 6RQ Ch. 3 - Prob. 7RQ Ch. 3 - Prob. 8RQ Ch. 3 - Prob. 9RQ Ch. 3 - Prob. 10RQ

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