Query basics
Select and filter the records needed for a question.
SHORT COURSES · ACROSS AUSTRALIA
Ask precise questions of structured data.
Select and filter the records needed for a question.
Understand keys and joins before combining datasets.
Group, count and calculate while checking that the output makes sense.
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A set of queries that answer practical questions about a sample database.
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Explore retrieving, filtering and combining data with introductory SQL.
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