Understanding the COUNT Function in SQL: Unraveling Query Results
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Understanding the COUNT Function in SQL: Unraveling Query Results
Discover how the `COUNT` function works in SQL, especially in PostgreSQL, and learn to analyze query results effectively with practical examples. --- This video is based on the question https://stackoverflow.com/q/63123044/ asked by the user 'Maggie Liu' ( https://stackoverflow.com/u/10627413/ ) and on the answer https://stackoverflow.com/a ...
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