Different between Count() vs Count(1) vs count(column) || Is count(1) work faster than count()

Опубликовано: 17 Март 2026
на канале: Code Programming

Select Count(*) from tableNam,
Select Count(1) from tableNam,
Select Count(Columnname) from tableNam,
What Count(*) gives,
What Count(1) gives,
What Count(columnname) gives,
is count(*) work fast than count(1),
is count(1) work fast than count(*),
Different between Count(*) vs Count(1) vs count(column) || Is count(1) work faster than count(*)

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