Wat u zoekt is de GROUP_CONCAT telefoniste.
select user, GROUP_CONCAT(names SEPARATOR ',')
from TABLE1 left join TABLE2 on TABLE1.id = TABLE2.id
group by user
Wat u zoekt is de GROUP_CONCAT telefoniste.
select user, GROUP_CONCAT(names SEPARATOR ',')
from TABLE1 left join TABLE2 on TABLE1.id = TABLE2.id
group by user