SQL to compute and display for each Product the Total Orders by Value, Number of Orders and Average Orders by Value, in descending order of Average Orders and the Product’s vendor (V_Name) is ‘Dell’. E) Write SQL code to list all vendors and the number of products they supply

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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Write a SQL to compute and display for each Product the Total Orders by Value, Number of Orders and Average Orders by Value, in descending order of Average Orders and the Product’s vendor (V_Name) is ‘Dell’.

E) Write SQL code to list all vendors and the number of products they supply

CUSTOMER
INVOICE
PK CUS_CODE
INT(5)
PK INV_NUMBER INT(5)
FK CUs CODE
INV DATE
CUS LNAME
VARCHAR(50)
INT(5)
CUS FNAME
CUS INITIAL
CUS AREACODE
CUS PHONE
CUS BALANCE
VARCHAR(50)
DATETIME
CHAR(1)
LINE
CHAR(3)
PK.
CHAR(8)
INV NUMBER
INT(5)
FK
DECIMAL(13,2)
PK LINE NUMBER INT(2)
FK P CODE
INT(5)
INT(4)
DECIMAL(13,2)
LINE_UNITS
PRODUCT
LINE_PRICE
VENDOR
PK V_CODE
INT(5)
PK P_CODE
INT(5)
V_NAME
P_DESCRIPT VARCHAR(50)
VARCHAR(50)
VARCHAR(50)
V_CONTACT
P_INDATE
DATETIME
V_AREACODE
VARCHAR(50)
P_QOH
INT(4)
VARCHAR(50)
V_PHONE
V_STATE
V ORDER
P_MIN
INT(4)
VARCHAR(50)
P_PRICE
DECIMAL(13,2)
P DISCOUNT DECIMAL(13,2)
INT(5)
VARCHAR(50)
FK V_CODE
Transcribed Image Text:CUSTOMER INVOICE PK CUS_CODE INT(5) PK INV_NUMBER INT(5) FK CUs CODE INV DATE CUS LNAME VARCHAR(50) INT(5) CUS FNAME CUS INITIAL CUS AREACODE CUS PHONE CUS BALANCE VARCHAR(50) DATETIME CHAR(1) LINE CHAR(3) PK. CHAR(8) INV NUMBER INT(5) FK DECIMAL(13,2) PK LINE NUMBER INT(2) FK P CODE INT(5) INT(4) DECIMAL(13,2) LINE_UNITS PRODUCT LINE_PRICE VENDOR PK V_CODE INT(5) PK P_CODE INT(5) V_NAME P_DESCRIPT VARCHAR(50) VARCHAR(50) VARCHAR(50) V_CONTACT P_INDATE DATETIME V_AREACODE VARCHAR(50) P_QOH INT(4) VARCHAR(50) V_PHONE V_STATE V ORDER P_MIN INT(4) VARCHAR(50) P_PRICE DECIMAL(13,2) P DISCOUNT DECIMAL(13,2) INT(5) VARCHAR(50) FK V_CODE
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