WISE OWL EXERCISES
SQL EXERCISES
SQL EXERCISES
- Simple Queries (4)
- Setting criteria using WHERE (5)
- Calculations (7)
- Calculations using dates (4)
- Basic joins (8)
- More exotic joins (2)
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- Testing conditions (1)
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- Transactions (5)
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- Temporary tables and table variables (9)
- Table-valued functions (6)
- Derived tables and CTEs (13)
- Dynamic SQL (4)
- Pivots (2)
- Triggers (2)
- Archived (70)
SQL | Archived exercise | Number of events for each country
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.
You can learn how to do this exercise on the relevant Wise Owl classroom training course (sadly for the moment only in the UK).
| Software ==> | SQL (198 exercises) |
| Version ==> | Any version of SQL Server |
| Topic ==> | Archived (70 exercises) |
| Level ==> | Relatively easy |
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If you haven't already got it set up in SQL server, restore the Historical Events database from the above folder.
Create a query to show the number of events for each country (with the most "eventful" country coming at the top of the list):
Proving that the UK is the most interesting place to live?
To help you, here is the basic outline for the query you need to write:
All you have to do is fill in the details!
Save your query as Countries by event.sql, then close it down.