New posts in Varchar

How to get the size of a varchar[n] field in one SQL statement?

Difference between text and varchar (character varying)

How can I make SQL Server return FALSE for comparing varchars with and without trailing spaces?

T-SQL: How to obtain the exact length of a string in characters?

Does anyone have considerable proof that CHAR is faster than VARCHAR?

Varchar(255) to Varchar(MAX)

MySQL - TEXT vs CHAR and VARCHAR

MySQL: Large VARCHAR vs. TEXT?

#1071 - Specified key was too long; max key length is 767 bytes

Why are SQL fields lengths always (2^n)-1 unless less than 127?