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Software ==> | SQL (203 exercises) |
Topic ==> | Aggregation and grouping (12 exercises) |
Level ==> | Average difficulty |
Subject ==> | SQL training |
This exercise is provided to allow potential course delegates to choose the correct Wise Owl Microsoft training course, and may not be reproduced in whole or in part in any format without the prior written consent of Wise Owl.
This will generate the database that you'll need to use in order to do this exercise (remember to refresh your list of databases to see it!). Note that any files provided are only to be used for exercises published on this website, and may not be reused or distributed in any form without the prior written permission of Wise Owl.
If you don't have a copy of the Music_01 database, follow the instructions at the following link to create it: www.wiseowl.co.uk/sql/exercises/standard/using-sql-server/5257/
Write a query using the Venue and Show tables to display the aggregations shown below for each venue:
We've sorted the list in descending order of the count of shows.
Make another version of the same query which shows the same statistics for different cities. You'll need to keep the Venue table in the query so that you have something to join the City table to!
London leads the way.
Make another version of the same query which groups the data by Country.
There's no competing with the numbers for the US!
Make another version of the query which groups the data by Continent.
No surprise about the winner here.
Create a version of the previous query which groups the data by each of the previous group fields to produce the results shown below:
The final results you should see.
Save the script of Geographic Groups.sql and then close it.
You can find other training resources for the subject of this exercise here:
Kingsmoor House
Railway Street
GLOSSOP
SK13 2AA
Landmark Offices
99 Bishopsgate
LONDON
EC2M 3XD
Holiday Inn
25 Aytoun Street
MANCHESTER
M1 3AE
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