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Software ==> | SQL (203 exercises) |
Topic ==> | Parameters and return values (17 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.
First (if you haven't already done so) run the script shown above to generate the Doctor Who training database.
Create a procedure called spCompanionsForDoctor which will list out all of the companions for a given doctor (or all of the companions in the database if you leave the doctor's name parameter out). You'll need to link the following tables:
To test your procedure out, see if you get 3, 5 and 17 companions' names respectively when you run these tests:
-- show the 3 companions for Christopher Eccleston
spCompanionsForDoctor 'Ecc'
GO
-- show the 5 companions for Matt Smith
spCompanionsForDoctor 'matt'
GO
-- show the 17 companions for any doctor
spCompanionsForDoctor
GO
Optionally, save this query as Daily apples, then close it down.
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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