write SQL query that returns average price per product SuppliersidaddresscityNew YorkSan FranciscosnamestatusAcme Widget Suppliers1 Grub St.660, Market Street4, My Way99999 Short Pier212032Best Wines90Big Red Tool and DieSpirits Co. PartsThe Wine DepotChicagoLas VegasChicagoMiami379552Null682 Groom Lake1069Alien Inc.4, Collins Avenue92Productpidcoloraquantity100pname0119| Left Handed Bacon Stretcher CoverChateau Haut Brion, 2008Acme Widget WasherAcme Widget WasherI Brake for Crop Circles StickerAnti-Gravity Turbine GeneratorAnti-Gravity Turbine GeneratorFire Hydrant Cap7 Segment DisplayRed0154Black1200178Red100199Silver120212Translucent120CyanMagentaRed0300100494130632900763Green45Suppliesprice | dperiod0.50sidpid3701783701850.50337046811.7013707950.55321028917.95121032756.00210178 NULLNULL21011915.99137017816.99468017817.9969017816.99494017818.006. Purchase_Orderpdate1511 | 2020-03-25sid37ponr15122020-04-109415132020-04-113715142020-04-12321523 2020-04-193715772020-05-15 371594 2020-06-2537РO_Lineponr pid quantity1511 | 02121511 03454

SELECT- selects data from the database. AVG()- used to give average of that particular attribute…

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write SQL query that returns average price per product

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

write SQL query that returns average price per product

Supplier
sid
address
city
New York
San Francisco
sname
status
Acme Widget Suppliers
1 Grub St.
660, Market Street
4, My Way
99999 Short Pier
21
20
32
Best Wines
90
Big Red Tool and Die
Spirits Co. Parts
The Wine Depot
Chicago
Las Vegas
Chicago
Miami
37
95
52
Null
68
2 Groom Lake
10
69
Alien Inc.
4, Collins Avenue
92
Product
pid
color
aquantity
100
pname
0119| Left Handed Bacon Stretcher Cover
Chateau Haut Brion, 2008
Acme Widget Washer
Acme Widget Washer
I Brake for Crop Circles Sticker
Anti-Gravity Turbine Generator
Anti-Gravity Turbine Generator
Fire Hydrant Cap
7 Segment Display
Red
0154
Black
120
0178
Red
10
0199
Silver
12
0212
Translucent
120
Cyan
Magenta
Red
0300
10
0494
13
0632
90
0763
Green
45
Supplies
price | dperiod
0.50
sid
pid
37
0178
37
0185
0.50
3
37
0468
11.70
1
37
0795
0.55
3
21
0289
17.95
1
21
0327
56.00
21
0178 NULL
NULL
21
0119
15.99
1
37
0178
16.99
4
68
0178
17.99
69
0178
16.99
4
94
0178
18.00
6.

Purchase_Order
pdate
1511 | 2020-03-25
sid
37
ponr
1512
2020-04-10
94
1513
2020-04-11
37
1514
2020-04-12
32
1523 2020-04-19
37
1577
2020-05-15 37
1594 2020-06-25
37
РO_Line
ponr pid quantity
1511 | 0212
1511 0345
4

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