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Intermediate
Practice pack
SQL & data querying
Filter, join and aggregate data with confident SQL.
8
questions
~10 min
estimated
SQL
Joins
Aggregation
Choose how to practise
Learn
See the right answer and why after every question.
Test
Answer everything first, then review all explanations.
A practice exercise with explanations, not a validated or certified assessment. You can take it without an account; sign in to keep your results.
Start learning
