varchar Fields - Is a Power of Two More Efficient?

Question

Is it more efficient to use a varchar field sized as a power of two vs. another number? I\'m thinking no, because for SQL Server the default is 50.

Howe

Answer 1

It depends on the specific database implementation, but I wouldn't expect it to. It's not performing any calculations on the number of characters, generally, so it shouldn't affect performance - only space.