Add new content after the original fields in mysql database_PHP tutorial

Copy code The code is as follows:

update table set user=concat(user,$user) where xx=xxx;

http://www.bkjia.com/PHPjc/320805.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/320805.htmlTechArticleCopy the code as follows: update table set user=concat(user,$user) where xx=xxx;.. .