Problem 82Write a query to display the lowest book cost in the system (Figure P7.82).Least Expensive49.95Figure 7.82Task Database SchemaThe schema for the Ch07_FACT database is shown below and should be used to answer thenext several problems. Click this image to view it in its own tab.FIGURE P7.56 THE CH07_FACT ERDCHECKOUTPATRONPKCheck NumPK Pat IDFK1 Book_NumFK2 Pat_IDCheck_Out_DateCheck_Due_DateCheck_In_Date>0-----H-Pat_FNamePat LNamePat_TypeBOOKAUTHORPKBook_NumPK Au IDBook_TitleBook_YearBook_CostBook_SubjectFK1 Pat_IDAu_FNameAu_LNameAu_BirthYearWRITESPK,FK1 Book NumPK,FK2 Au IDThe CIS Department at Tiny College maintains the Free Access to Current Technology (FACT)library of e-books. FACT is a collection of current technology e-books for use by faculty andstudents. Agreements with the publishers allow patrons to electronically check out a book,

Aggregate Functions: SQL has some built-in functions and they are called as aggregate functions.…

Answered: Problem 82 Write a query to display the…

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Problem 82 Write a query to display the lowest book cost in the system (Figure P7.82).

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Problem 82
Write a query to display the lowest book cost in the system (Figure P7.82).
Least Expensive
49.95
Figure 7.82
Task

Database Schema
The schema for the Ch07_FACT database is shown below and should be used to answer the
next several problems. Click this image to view it in its own tab.
FIGURE P7.56 THE CH07_FACT ERD
CHECKOUT
PATRON
PK
Check Num
PK Pat ID
FK1 Book_Num
FK2 Pat_ID
Check_Out_Date
Check_Due_Date
Check_In_Date
>0-----H-
Pat_FName
Pat LName
Pat_Type
BOOK
AUTHOR
PK
Book_Num
PK Au ID
Book_Title
Book_Year
Book_Cost
Book_Subject
FK1 Pat_ID
Au_FName
Au_LName
Au_BirthYear
WRITES
PK,FK1 Book Num
PK,FK2 Au ID
The CIS Department at Tiny College maintains the Free Access to Current Technology (FACT)
library of e-books. FACT is a collection of current technology e-books for use by faculty and
students. Agreements with the publishers allow patrons to electronically check out a book,

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