Consider the following Database Schema. CUSTOMER INVOICE LFE PK Cus CODE Pererotes PK Y NUMBER H+ FKI Cus CODE av DATE PKFKI Y UBER PK contains ... MUMDER cus LNAME cus FRAME Cus INITAL CUs AREACODE Cus PHONE Cus BALANCE FICZ P cooe CODE LINE UMITS LNE PRICE ifognd in aPROCUCT PK e copE VENDOR PK Y CODE P.CODE V NAME V CONTACT HO- V AREACODE V PHONE V_STATE V ORDER PDESCRIPT PINDATE POON P MIN P PRICE DISCOUNT FK V COOE Suppose you want to generate a listing of the number of products in the inventory supplied by each vendor. In addition, you want to limit the listing to the products whose prices average is less than $15. Write a SQL query to generate this list. The output should look like the following. V CODE NUMPRODS 21225 21231

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
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Sql
Consider the following Database Schema.
CUSTOMLR
INVOICE
LINE
PK CUs CODE
HTDneruleso PK y NUMBER
PKFKI Y NUMBER
PK
contains
LINE NUMDER
CuS LNAME
CUS FNAME
Cus NITIAL
Cus AREACODE
Cus PHONE
CUS BALANCE
EKI
FK1 CUS CODE
INV DATE
PCODE
LINE UMITS
LINE PRICE
is found in
|VENDOR
PRODUCT
PK Y CODE
PK
P.CODE
P DEBCRIPT
P INDATE
P QOH
PMIN
P PRICE
P DISCOUNT
FK1 V CODE
V NAME
V CONTACT
V_AREACODE
V PHONE
supplies
V STATE
V ORDER
Suppose you want to generate a listing of the number of products in the inventory supplied by each vendor. In addition, you want to limit the listing to the products whose prices average is less than $15. Write
a SQL query to generate this list. The output should look like the following.
VICODE NUMPRODS
21225
21231
Transcribed Image Text:Consider the following Database Schema. CUSTOMLR INVOICE LINE PK CUs CODE HTDneruleso PK y NUMBER PKFKI Y NUMBER PK contains LINE NUMDER CuS LNAME CUS FNAME Cus NITIAL Cus AREACODE Cus PHONE CUS BALANCE EKI FK1 CUS CODE INV DATE PCODE LINE UMITS LINE PRICE is found in |VENDOR PRODUCT PK Y CODE PK P.CODE P DEBCRIPT P INDATE P QOH PMIN P PRICE P DISCOUNT FK1 V CODE V NAME V CONTACT V_AREACODE V PHONE supplies V STATE V ORDER Suppose you want to generate a listing of the number of products in the inventory supplied by each vendor. In addition, you want to limit the listing to the products whose prices average is less than $15. Write a SQL query to generate this list. The output should look like the following. VICODE NUMPRODS 21225 21231
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