php - Mysql update field with other field -


it possible execute query 

update `project` set image='b/' `id_account` '.png'

?

id  int(10) no  pri     auto_increment       id_account  varchar(100)    no                           image   varchar(100)    no

i need add value of field id_account image

you can use + operator concatenate values in sql:

update `project` set `image` = 'b/' + `id_account` + '.png'

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