Difference Between Char And Varchar In Mysql. CHAR is fixed length and VARCHAR is variable length. But they have the following major differences.
They also differ in maximum length and in whether trailing spaces are retained. When the data entries in a column are expected to vary in size then Varchar can be used. Of characters that are less while in varchar it allocates memory dynamically and helps retreive faster.
CHAR stores values in fixed lengths.
Jul 09 2019 Char variables length can be of any value from 0 to 255. Char and varchar can store up to 255 chars text can store up to 65k chars char size in bytes is number of chars varchar size in bytes is number of chars used 1. Difference Between CHAR and VARCHAR The main difference between the two types is the way they are used to store the data. Of characters that are less while in varchar it allocates memory dynamically and helps retreive faster.
