SQL | Archived exercise | Subqueries: first batch exercises

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.

The answer to the exercise will be included and explained if you attend the relevant Wise Owl course (sadly, only in the UK for now).

Software ==> SQL  (192 exercises)
Version ==> Any version of SQL Server
Topic ==> Archived  (70 exercises)
Level ==> Average difficulty
Before you can do this exercise, you'll need to download and unzip this file (if you have any problems doing this, click here for help).

You need a minimum screen resolution of about 700 pixels width to see our exercises. This is because they contain diagrams and tables which would not be viewable easily on a mobile phone or small laptop. Please use a larger tablet, notebook or desktop computer, or change your screen resolution settings.

If you haven't already got it set up in SQL server, restore the Movies database from the above folder.

Create a query to list out all the films which were made by directors who are older than any of the actors in the database:

SQL exercise - Subqueries (image 1)

Your answer should look like this

Save this query as Films made by old directors.

Create a query to list out any films starring any of the 3 youngest actors in the database.

You can use SELECT TOP 3 in the subquery to list the 3 youngest actors, and DISTINCT to avoid duplicates in the main query

Your final results should look like this:

SQL exercise - Subqueries (image 2)

Your results should look like this

Save this query as Youngest actors.

This page has 0 threads Add post