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A subquery allows you to nest one query inside another allowing you to do all sorts of interesting things.
For a full set of answers to any SQL questions you may have, consider booking onto one of our online or classroom SQL courses.
You can learn more about this topic on the following Wise Owl courses:
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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