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COUNT(*) vs COUNT(1) vs COUNT(Column) in SQL – Explained with Examples
In this short video, we’ll break down the difference between COUNT(*), COUNT(1), and COUNT(ColumnName) in SQL.
Learn how each one works, which is best for performance, and when to use them.
✅ Real examples
✅ Performance tips
✅ Beginner-friendly explanation
🎓 Explore Course at LearnCodingWithVinay : https://learncodingwithvinay.graphy.com/
Видео COUNT(*) vs COUNT(1) vs COUNT(Column) in SQL – Explained with Examples канала LearnCodingWithVinay-SQLForDevelopers
Learn how each one works, which is best for performance, and when to use them.
✅ Real examples
✅ Performance tips
✅ Beginner-friendly explanation
🎓 Explore Course at LearnCodingWithVinay : https://learncodingwithvinay.graphy.com/
Видео COUNT(*) vs COUNT(1) vs COUNT(Column) in SQL – Explained with Examples канала LearnCodingWithVinay-SQLForDevelopers
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9 июня 2025 г. 8:17:16
00:06:19
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