How to remove tabs at start and end of varchar field in MySQL?

Question

I\'ve got a field in a mysql db that\'s a varchar(255). I\'ve looked at trim() to remove leading and trailing whitespace, but it seems to only handle spaces, not tab charac

Answer 1

You can still use the TRIM function, and specify the character to be trimmed:

UPDATE mytable SET email = TRIM(CHAR(9) FROM TRIM(email));