ISNULL vs COALESCE in SQL – Which One Should You Use?
Автор: Vishal AutomateX
Загружено: 2025-07-25
Просмотров: 56
Описание:
Confused between ISNULL and COALESCE in SQL? This video breaks down the key differences, performance impacts, and when to use each function—with real-world examples!
🔹 ISNULL() – SQL Server’s proprietary function (limitations & quirks)
🔹 COALESCE() – The ANSI-standard, flexible alternative
🔹 BIGGEST MISTAKES developers make (and how to avoid them)
📊 Learn which function is faster, handles NULLs better, and works across all databases!
🔔 Subscribe for more SQL pro tips!
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