mysql database to add bulk prefix or suffix value in a column

Disclaimer: This article is a blogger original article, follow the CC 4.0 BY-SA copyright agreement, reproduced, please attach the original source link and this statement.

This link: https://blog.csdn.net/AinUser/article/details/98773282

Prefix

UPDATE table SET column= CONCAT("_",column);

suffix

UPDATE table SET column = CONCAT( column, "_");