Remove invisible backspace characters from mysql data
问题 I have the following invisible character in my dataset Which I believe is this character http://www.fileformat.info/info/unicode/char/0008/index.htm How do I remove this? I've tried UPDATE events SET `value` = TRIM(REPLACE(`value`, CONVERT(char(8) USING hp8), '')) 回答1: MySQL escape sequence for literal backspace character is \b . See "Special Character Escape Sequences" here: http://dev.mysql.com/doc/refman/5.7/en/string-literals.html If I needed to remove that character from a string column,