Question

How can i concate this string in mysql

desc=desc+$desct

what i want is each time i insert a variable from PHP that the string is added to the string which was already in db and seperated with ||

the field desc should look like this

desc
10||30||90||710 

say i want to add the value 20

desc
10||30||90||710||20

then the desc field should look like this

Answer 1

Use MySQL CONCAT function:

UPDATE tblName SET colName = CONCAT(colName, "||20") WHERE ...;