How does PostgreSQL sort NULL values in ascending order by default?

NULLs are sorted last (treated as larger than any value).

NULLs are omitted from the sort.

easy #sql #postgresql #retail

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ORDER BY Deep Dive

Quiz for lesson: ORDER BY Deep Dive

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In which direction does the query ORDER BY price DESC, name ASC sort product names?

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This interactive assessment is designed to test your understanding of ORDER BY Deep Dive. Whether you are a beginner looking to grasp the basics or an experienced professional aiming to refine your skills, quizzes are an excellent way to validate your knowledge and identify areas for improvement.

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Self-assess your current skill level.
Reinforce key concepts through active recall.
Identify knowledge gaps to focus your study.
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Reinforce memory and recall.